Merge branch 'android-4.14-q' of https://android.googlesource.com/kernel/common into lineage-18.1_4.14.268
* 'android-4.14-q' of https://android.googlesource.com/kernel/common:
Linux 4.14.268
net: macb: Align the dma and coherent dma masks
net: usb: qmi_wwan: Add support for Dell DW5829e
tracing: Fix tp_printk option related with tp_printk_stop_on_boot
ata: libata-core: Disable TRIM on M88V29
ARM: OMAP2+: hwmod: Add of_node_put() before break
NFS: Do not report writeback errors in nfs_getattr()
KVM: x86/pmu: Use AMD64_RAW_EVENT_MASK for PERF_TYPE_RAW
mtd: rawnand: brcmnand: Fixed incorrect sub-page ECC status
mtd: rawnand: brcmnand: Refactored code to introduce helper functions
lib/iov_iter: initialize "flags" in new pipe_buffer
i2c: brcmstb: fix support for DSL and CM variants
dmaengine: sh: rcar-dmac: Check for error num after setting mask
net: sched: limit TC_ACT_REPEAT loops
EDAC: Fix calculation of returned address and next offset in edac_align_ptr()
NFS: LOOKUP_DIRECTORY is also ok with symlinks
powerpc/lib/sstep: fix 'ptesync' build error
ASoC: ops: Fix stereo change notifications in snd_soc_put_volsw_range()
ASoC: ops: Fix stereo change notifications in snd_soc_put_volsw()
ALSA: hda: Fix missing codec probe on Shenker Dock 15
ALSA: hda: Fix regression on forced probe mask option
libsubcmd: Fix use-after-free for realloc(..., 0)
bonding: fix data-races around agg_select_timer
drop_monitor: fix data-race in dropmon_net_event / trace_napi_poll_hit
ping: fix the dif and sdif check in ping_lookup
net: ieee802154: ca8210: Fix lifs/sifs periods
iwlwifi: pcie: gen2: fix locking when "HW not ready"
iwlwifi: pcie: fix locking when "HW not ready"
vsock: remove vsock from connected table when connect is interrupted by a signal
taskstats: Cleanup the use of task->exit_code
xfrm: Don't accidentally set RTO_ONLINK in decode_session4()
drm/radeon: Fix backlight control on iMac 12,1
iwlwifi: fix use-after-free
Revert "module, async: async_synchronize_full() on module init iff async is used"
quota: make dquot_quota_sync return errors from ->sync_fs
vfs: make freeze_super abort when sync_filesystem returns error
ax25: improve the incomplete fix to avoid UAF and NPD bugs
selftests/zram: Adapt the situation that /dev/zram0 is being used
selftests/zram01.sh: Fix compression ratio calculation
selftests/zram: Skip max_comp_streams interface on newer kernel
net: ieee802154: at86rf230: Stop leaking skb's
btrfs: send: in case of IO error log it
parisc: Fix sglist access in ccio-dma.c
parisc: Fix data TLB miss in sba_unmap_sg
serial: parisc: GSC: fix build when IOSAPIC is not set
net: usb: ax88179_178a: Fix out-of-bounds accesses in RX fixup
Makefile.extrawarn: Move -Wunaligned-access to W=1
Linux 4.14.267
perf: Fix list corruption in perf_cgroup_switch()
hwmon: (dell-smm) Speed up setting of fan speed
seccomp: Invalidate seccomp mode to catch death failures
USB: serial: cp210x: add CPI Bulk Coin Recycler id
USB: serial: cp210x: add NCR Retail IO box id
USB: serial: ch341: add support for GW Instek USB2.0-Serial devices
USB: serial: option: add ZTE MF286D modem
USB: serial: ftdi_sio: add support for Brainboxes US-159/235/320
usb: gadget: rndis: check size of RNDIS_MSG_SET command
USB: gadget: validate interface OS descriptor requests
usb: dwc3: gadget: Prevent core from processing stale TRBs
usb: ulpi: Call of_node_put correctly
usb: ulpi: Move of_node_put to ulpi_dev_release
n_tty: wake up poll(POLLRDNORM) on receiving data
vt_ioctl: add array_index_nospec to VT_ACTIVATE
vt_ioctl: fix array_index_nospec in vt_setactivate
net: amd-xgbe: disable interrupts during pci removal
tipc: rate limit warning for received illegal binding update
net: fix a memleak when uncloning an skb dst and its metadata
net: do not keep the dst cache when uncloning an skb dst and its metadata
ipmr,ip6mr: acquire RTNL before calling ip[6]mr_free_table() on failure path
bonding: pair enable_port with slave_arr_updates
usb: f_fs: Fix use-after-free for epfile
ARM: dts: imx6qdl-udoo: Properly describe the SD card detect
staging: fbtft: Fix error path in fbtft_driver_module_init()
ARM: dts: meson: Fix the UART compatible strings
ARM: dts: imx23-evk: Remove MX23_PAD_SSP1_DETECT from hog group
bpf: Add kconfig knob for disabling unpriv bpf by default
Revert "net: axienet: Wait for PhyRstCmplt after core reset"
net: stmmac: dwmac-sun8i: use return val of readl_poll_timeout()
usb: dwc2: gadget: don't try to disable ep0 in dwc2_hsotg_suspend
scsi: target: iscsi: Make sure the np under each tpg is unique
NFSv4 expose nfs_parse_server_name function
NFSv4 remove zero number of fs_locations entries error check
NFSv4.1: Fix uninitialised variable in devicenotify
nfs: nfs4clinet: check the return value of kstrdup()
NFSv4 only print the label when its queried
NFSD: Clamp WRITE offsets
NFS: Fix initialisation of nfs_client cl_flags field
net: phy: marvell: Fix MDI-x polarity setting in 88e1118-compatible PHYs
mmc: sdhci-of-esdhc: Check for error num after setting mask
ima: Allow template selection with ima_template[_fmt]= after ima_hash=
ima: Remove ima_policy file before directory
integrity: check the return value of audit_log_start()
Revert "tracefs: Have tracefs directories not set OTH permission bits by default"
Linux 4.14.266
tipc: improve size validations for received domain records
x86/mm, mm/hwpoison: Fix the unmap kernel 1:1 pages check condition
moxart: fix potential use-after-free on remove path
cgroup-v1: Require capabilities to set release_agent
Linux 4.14.265
ext4: fix error handling in ext4_restore_inline_data()
EDAC/xgene: Fix deferred probing
EDAC/altera: Fix deferred probing
rtc: cmos: Evaluate century appropriate
selftests: futex: Use variable MAKE instead of make
nfsd: nfsd4_setclientid_confirm mistakenly expires confirmed client.
scsi: bnx2fc: Make bnx2fc_recv_frame() mp safe
ASoC: fsl: Add missing error handling in pcm030_fabric_probe
drm/i915/overlay: Prevent divide by zero bugs in scaling
net: macsec: Verify that send_sci is on when setting Tx sci explicitly
net: ieee802154: Return meaningful error codes from the netlink helpers
net: ieee802154: ca8210: Stop leaking skb's
spi: meson-spicc: add IRQ check in meson_spicc_probe
spi: mediatek: Avoid NULL pointer crash in interrupt
spi: bcm-qspi: check for valid cs before applying chip select
iommu/amd: Fix loop timeout issue in iommu_ga_log_enable()
iommu/vt-d: Fix potential memory leak in intel_setup_irq_remapping()
RDMA/mlx4: Don't continue event handler after memory allocation failure
block: bio-integrity: Advance seed correctly for larger interval sizes
drm/nouveau: fix off by one in BIOS boundary checking
ASoC: ops: Reject out of bounds values in snd_soc_put_xr_sx()
ASoC: ops: Reject out of bounds values in snd_soc_put_volsw_sx()
ASoC: ops: Reject out of bounds values in snd_soc_put_volsw()
audit: improve audit queue handling when "audit=1" on cmdline
af_packet: fix data-race in packet_setsockopt / packet_setsockopt
rtnetlink: make sure to refresh master_dev/m_ops in __rtnl_newlink()
net: amd-xgbe: Fix skb data length underflow
net: amd-xgbe: ensure to reset the tx_timer_active flag
ipheth: fix EOVERFLOW in ipheth_rcvbulk_callback
netfilter: nat: limit port clash resolution attempts
netfilter: nat: remove l4 protocol port rovers
bpf: fix truncated jump targets on heavy expansions
ipv4: tcp: send zero IPID in SYNACK messages
ipv4: raw: lock the socket in raw_bind()
yam: fix a memory leak in yam_siocdevprivate()
ibmvnic: don't spin in tasklet
drm/msm/dsi: invalid parameter check in msm_dsi_phy_enable
drm/msm: Fix wrong size calculation
net-procfs: show net devices bound packet types
NFSv4: nfs_atomic_open() can race when looking up a non-regular file
NFSv4: Handle case where the lookup of a directory fails
hwmon: (lm90) Reduce maximum conversion rate for G781
ipv4: avoid using shared IP generator for connected sockets
ping: fix the sk_bound_dev_if match in ping_lookup
net: fix information leakage in /proc/net/ptype
ipv6_tunnel: Rate limit warning messages
scsi: bnx2fc: Flush destroy_work queue before calling bnx2fc_interface_put()
rpmsg: char: Fix race between the release of rpmsg_eptdev and cdev
rpmsg: char: Fix race between the release of rpmsg_ctrldev and cdev
i40e: fix unsigned stat widths
i40e: Increase delay to 1 s after global EMP reset
lkdtm: Fix content of section containing lkdtm_rodata_do_nothing()
powerpc/32: Fix boot failure with GCC latent entropy plugin
net: sfp: ignore disabled SFP node
usb: typec: tcpm: Do not disconnect while receiving VBUS off
USB: core: Fix hang in usb_kill_urb by adding memory barriers
usb: gadget: f_sourcesink: Fix isoc transfer for USB_SPEED_SUPER_PLUS
usb: common: ulpi: Fix crash in ulpi_match()
usb-storage: Add unusual-devs entry for VL817 USB-SATA bridge
tty: Add support for Brainboxes UC cards.
tty: n_gsm: fix SW flow control encoding/handling
serial: stm32: fix software flow control transfer
netfilter: nft_payload: do not update layer 4 checksum when mangling fragments
PM: wakeup: simplify the output logic of pm_show_wakelocks()
udf: Fix NULL ptr deref when converting from inline format
udf: Restore i_lenAlloc when inode expansion fails
scsi: zfcp: Fix failed recovery on gone remote port with non-NPIV FCP devices
s390/hypfs: include z/VM guests with access control group set
Bluetooth: refactor malicious adv data check
BACKPORT: ipv6: Implement draft-ietf-6man-rfc4941bis
Linux 4.14.264
drm/vmwgfx: Fix stale file descriptors on failed usercopy
can: bcm: fix UAF of bcm op
drm/i915: Flush TLBs before releasing backing store
Change-Id: I234d477ed127206471eca37e5be4f9a6b1ef2653
diff --git a/Documentation/networking/ip-sysctl.txt b/Documentation/networking/ip-sysctl.txt
index b648c00..fb4f2b3 100644
--- a/Documentation/networking/ip-sysctl.txt
+++ b/Documentation/networking/ip-sysctl.txt
@@ -1644,7 +1644,7 @@
temp_valid_lft - INTEGER
valid lifetime (in seconds) for temporary addresses.
- Default: 604800 (7 days)
+ Default: 172800 (2 days)
temp_prefered_lft - INTEGER
Preferred lifetime (in seconds) for temporary addresses.
diff --git a/Documentation/sysctl/kernel.txt b/Documentation/sysctl/kernel.txt
index b757d6e..b0f3a23 100644
--- a/Documentation/sysctl/kernel.txt
+++ b/Documentation/sysctl/kernel.txt
@@ -91,6 +91,7 @@
- sysctl_writes_strict
- tainted
- threads-max
+- unprivileged_bpf_disabled
- unknown_nmi_panic
- watchdog
- watchdog_thresh
@@ -1001,6 +1002,26 @@
==============================================================
+unprivileged_bpf_disabled:
+
+Writing 1 to this entry will disable unprivileged calls to bpf();
+once disabled, calling bpf() without CAP_SYS_ADMIN will return
+-EPERM. Once set to 1, this can't be cleared from the running kernel
+anymore.
+
+Writing 2 to this entry will also disable unprivileged calls to bpf(),
+however, an admin can still change this setting later on, if needed, by
+writing 0 or 1 to this entry.
+
+If BPF_UNPRIV_DEFAULT_OFF is enabled in the kernel config, then this
+entry will default to 2 instead of 0.
+
+ 0 - Unprivileged calls to bpf() are enabled
+ 1 - Unprivileged calls to bpf() are disabled without recovery
+ 2 - Unprivileged calls to bpf() are disabled
+
+==============================================================
+
unknown_nmi_panic:
The value in this file affects behavior of handling NMI. When the
diff --git a/Makefile b/Makefile
index 3a06c63..084abe3 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
# SPDX-License-Identifier: GPL-2.0
VERSION = 4
PATCHLEVEL = 14
-SUBLEVEL = 263
+SUBLEVEL = 268
EXTRAVERSION =
NAME = Petit Gorille
diff --git a/arch/arm/boot/dts/imx23-evk.dts b/arch/arm/boot/dts/imx23-evk.dts
index 57e2997..acaa3a7 100644
--- a/arch/arm/boot/dts/imx23-evk.dts
+++ b/arch/arm/boot/dts/imx23-evk.dts
@@ -48,7 +48,6 @@
MX23_PAD_LCD_RESET__GPIO_1_18
MX23_PAD_PWM3__GPIO_1_29
MX23_PAD_PWM4__GPIO_1_30
- MX23_PAD_SSP1_DETECT__SSP1_DETECT
>;
fsl,drive-strength = <MXS_DRIVE_4mA>;
fsl,voltage = <MXS_VOLTAGE_HIGH>;
diff --git a/arch/arm/boot/dts/imx6qdl-udoo.dtsi b/arch/arm/boot/dts/imx6qdl-udoo.dtsi
index fc4ae2e..b0fdcae 100644
--- a/arch/arm/boot/dts/imx6qdl-udoo.dtsi
+++ b/arch/arm/boot/dts/imx6qdl-udoo.dtsi
@@ -9,6 +9,8 @@
*
*/
+#include <dt-bindings/gpio/gpio.h>
+
/ {
aliases {
backlight = &backlight;
@@ -201,6 +203,7 @@
MX6QDL_PAD_SD3_DAT1__SD3_DATA1 0x17059
MX6QDL_PAD_SD3_DAT2__SD3_DATA2 0x17059
MX6QDL_PAD_SD3_DAT3__SD3_DATA3 0x17059
+ MX6QDL_PAD_SD3_DAT5__GPIO7_IO00 0x1b0b0
>;
};
@@ -267,7 +270,7 @@
&usdhc3 {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_usdhc3>;
- non-removable;
+ cd-gpios = <&gpio7 0 GPIO_ACTIVE_LOW>;
status = "okay";
};
diff --git a/arch/arm/boot/dts/meson.dtsi b/arch/arm/boot/dts/meson.dtsi
index cd6ad07..05dfd74 100644
--- a/arch/arm/boot/dts/meson.dtsi
+++ b/arch/arm/boot/dts/meson.dtsi
@@ -86,14 +86,14 @@
};
uart_A: serial@84c0 {
- compatible = "amlogic,meson6-uart", "amlogic,meson-uart";
+ compatible = "amlogic,meson6-uart";
reg = <0x84c0 0x18>;
interrupts = <GIC_SPI 26 IRQ_TYPE_EDGE_RISING>;
status = "disabled";
};
uart_B: serial@84dc {
- compatible = "amlogic,meson6-uart", "amlogic,meson-uart";
+ compatible = "amlogic,meson6-uart";
reg = <0x84dc 0x18>;
interrupts = <GIC_SPI 75 IRQ_TYPE_EDGE_RISING>;
status = "disabled";
@@ -131,7 +131,7 @@
};
uart_C: serial@8700 {
- compatible = "amlogic,meson6-uart", "amlogic,meson-uart";
+ compatible = "amlogic,meson6-uart";
reg = <0x8700 0x18>;
interrupts = <GIC_SPI 93 IRQ_TYPE_EDGE_RISING>;
status = "disabled";
@@ -196,7 +196,7 @@
};
uart_AO: serial@4c0 {
- compatible = "amlogic,meson6-uart", "amlogic,meson-ao-uart", "amlogic,meson-uart";
+ compatible = "amlogic,meson6-uart", "amlogic,meson-ao-uart";
reg = <0x4c0 0x18>;
interrupts = <GIC_SPI 90 IRQ_TYPE_EDGE_RISING>;
status = "disabled";
diff --git a/arch/arm/mach-omap2/omap_hwmod.c b/arch/arm/mach-omap2/omap_hwmod.c
index 9274a48..f6afd86 100644
--- a/arch/arm/mach-omap2/omap_hwmod.c
+++ b/arch/arm/mach-omap2/omap_hwmod.c
@@ -768,8 +768,10 @@ static int _init_clkctrl_providers(void)
for_each_matching_node(np, ti_clkctrl_match_table) {
ret = _setup_clkctrl_provider(np);
- if (ret)
+ if (ret) {
+ of_node_put(np);
break;
+ }
}
return ret;
diff --git a/arch/powerpc/kernel/Makefile b/arch/powerpc/kernel/Makefile
index 681f966..3325760 100644
--- a/arch/powerpc/kernel/Makefile
+++ b/arch/powerpc/kernel/Makefile
@@ -15,6 +15,7 @@
CFLAGS_btext.o += -fPIC
endif
+CFLAGS_setup_32.o += $(DISABLE_LATENT_ENTROPY_PLUGIN)
CFLAGS_cputable.o += $(DISABLE_LATENT_ENTROPY_PLUGIN)
CFLAGS_prom_init.o += $(DISABLE_LATENT_ENTROPY_PLUGIN)
CFLAGS_btext.o += $(DISABLE_LATENT_ENTROPY_PLUGIN)
diff --git a/arch/powerpc/lib/Makefile b/arch/powerpc/lib/Makefile
index c66c362..00c34be 100644
--- a/arch/powerpc/lib/Makefile
+++ b/arch/powerpc/lib/Makefile
@@ -10,6 +10,9 @@
CFLAGS_REMOVE_code-patching.o = $(CC_FLAGS_FTRACE)
CFLAGS_REMOVE_feature-fixups.o = $(CC_FLAGS_FTRACE)
+CFLAGS_code-patching.o += $(DISABLE_LATENT_ENTROPY_PLUGIN)
+CFLAGS_feature-fixups.o += $(DISABLE_LATENT_ENTROPY_PLUGIN)
+
obj-y += string.o alloc.o code-patching.o feature-fixups.o
obj-$(CONFIG_PPC32) += div64.o copy_32.o crtsavres.o
diff --git a/arch/powerpc/lib/sstep.c b/arch/powerpc/lib/sstep.c
index f208f56..eb3f723 100644
--- a/arch/powerpc/lib/sstep.c
+++ b/arch/powerpc/lib/sstep.c
@@ -2652,12 +2652,14 @@ void emulate_update_regs(struct pt_regs *regs, struct instruction_op *op)
case BARRIER_EIEIO:
eieio();
break;
+#ifdef CONFIG_PPC64
case BARRIER_LWSYNC:
asm volatile("lwsync" : : : "memory");
break;
case BARRIER_PTESYNC:
asm volatile("ptesync" : : : "memory");
break;
+#endif
}
break;
diff --git a/arch/s390/hypfs/hypfs_vm.c b/arch/s390/hypfs/hypfs_vm.c
index c4b7b68..90740be 100644
--- a/arch/s390/hypfs/hypfs_vm.c
+++ b/arch/s390/hypfs/hypfs_vm.c
@@ -20,6 +20,7 @@
static char local_guest[] = " ";
static char all_guests[] = "* ";
+static char *all_groups = all_guests;
static char *guest_query;
struct diag2fc_data {
@@ -62,10 +63,11 @@ static int diag2fc(int size, char* query, void *addr)
memcpy(parm_list.userid, query, NAME_LEN);
ASCEBC(parm_list.userid, NAME_LEN);
- parm_list.addr = (unsigned long) addr ;
+ memcpy(parm_list.aci_grp, all_groups, NAME_LEN);
+ ASCEBC(parm_list.aci_grp, NAME_LEN);
+ parm_list.addr = (unsigned long)addr;
parm_list.size = size;
parm_list.fmt = 0x02;
- memset(parm_list.aci_grp, 0x40, NAME_LEN);
rc = -1;
diag_stat_inc(DIAG_STAT_X2FC);
diff --git a/arch/x86/kernel/cpu/mcheck/mce.c b/arch/x86/kernel/cpu/mcheck/mce.c
index 95c09db..d8399a6 100644
--- a/arch/x86/kernel/cpu/mcheck/mce.c
+++ b/arch/x86/kernel/cpu/mcheck/mce.c
@@ -589,7 +589,7 @@ static int srao_decode_notifier(struct notifier_block *nb, unsigned long val,
if (mce_usable_address(mce) && (mce->severity == MCE_AO_SEVERITY)) {
pfn = mce->addr >> PAGE_SHIFT;
- if (memory_failure(pfn, MCE_VECTOR, 0))
+ if (!memory_failure(pfn, MCE_VECTOR, 0))
mce_unmap_kpfn(pfn);
}
diff --git a/arch/x86/kvm/pmu.c b/arch/x86/kvm/pmu.c
index 1bca801..b1fde6a 100644
--- a/arch/x86/kvm/pmu.c
+++ b/arch/x86/kvm/pmu.c
@@ -171,7 +171,7 @@ void reprogram_gp_counter(struct kvm_pmc *pmc, u64 eventsel)
}
if (type == PERF_TYPE_RAW)
- config = eventsel & X86_RAW_EVENT_MASK;
+ config = eventsel & AMD64_RAW_EVENT_MASK;
pmc_reprogram_counter(pmc, type, config,
!(eventsel & ARCH_PERFMON_EVENTSEL_USR),
diff --git a/block/bio-integrity.c b/block/bio-integrity.c
index d3df44c..4cee944 100644
--- a/block/bio-integrity.c
+++ b/block/bio-integrity.c
@@ -417,7 +417,7 @@ void bio_integrity_advance(struct bio *bio, unsigned int bytes_done)
struct blk_integrity *bi = blk_get_integrity(bio->bi_disk);
unsigned bytes = bio_integrity_bytes(bi, bytes_done >> 9);
- bip->bip_iter.bi_sector += bytes_done >> 9;
+ bip->bip_iter.bi_sector += bio_integrity_intervals(bi, bytes_done >> 9);
bvec_iter_advance(bip->bip_vec, &bip->bip_iter, bytes);
}
EXPORT_SYMBOL(bio_integrity_advance);
diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c
index 8ec7124..7913741 100644
--- a/drivers/ata/libata-core.c
+++ b/drivers/ata/libata-core.c
@@ -4603,6 +4603,7 @@ static const struct ata_blacklist_entry ata_device_blacklist [] = {
/* devices that don't properly handle TRIM commands */
{ "SuperSSpeed S238*", NULL, ATA_HORKAGE_NOTRIM, },
+ { "M88V29*", NULL, ATA_HORKAGE_NOTRIM, },
/*
* As defined, the DRAT (Deterministic Read After Trim) and RZAT
diff --git a/drivers/dma/sh/rcar-dmac.c b/drivers/dma/sh/rcar-dmac.c
index f7ca571..e31fb3f 100644
--- a/drivers/dma/sh/rcar-dmac.c
+++ b/drivers/dma/sh/rcar-dmac.c
@@ -1767,7 +1767,9 @@ static int rcar_dmac_probe(struct platform_device *pdev)
platform_set_drvdata(pdev, dmac);
dmac->dev->dma_parms = &dmac->parms;
dma_set_max_seg_size(dmac->dev, RCAR_DMATCR_MASK);
- dma_set_mask_and_coherent(dmac->dev, DMA_BIT_MASK(40));
+ ret = dma_set_mask_and_coherent(dmac->dev, DMA_BIT_MASK(40));
+ if (ret)
+ return ret;
ret = rcar_dmac_parse_of(&pdev->dev, dmac);
if (ret < 0)
diff --git a/drivers/edac/altera_edac.c b/drivers/edac/altera_edac.c
index d92090b..5cf1804 100644
--- a/drivers/edac/altera_edac.c
+++ b/drivers/edac/altera_edac.c
@@ -357,7 +357,7 @@ static int altr_sdram_probe(struct platform_device *pdev)
if (irq < 0) {
edac_printk(KERN_ERR, EDAC_MC,
"No irq %d in DT\n", irq);
- return -ENODEV;
+ return irq;
}
/* Arria10 has a 2nd IRQ */
diff --git a/drivers/edac/edac_mc.c b/drivers/edac/edac_mc.c
index 3290211..60b7b9b 100644
--- a/drivers/edac/edac_mc.c
+++ b/drivers/edac/edac_mc.c
@@ -264,7 +264,7 @@ void *edac_align_ptr(void **p, unsigned size, int n_elems)
else
return (char *)ptr;
- r = (unsigned long)p % align;
+ r = (unsigned long)ptr % align;
if (r == 0)
return (char *)ptr;
diff --git a/drivers/edac/xgene_edac.c b/drivers/edac/xgene_edac.c
index e8b81d7..028ddc7 100644
--- a/drivers/edac/xgene_edac.c
+++ b/drivers/edac/xgene_edac.c
@@ -1934,7 +1934,7 @@ static int xgene_edac_probe(struct platform_device *pdev)
irq = platform_get_irq(pdev, i);
if (irq < 0) {
dev_err(&pdev->dev, "No IRQ resource\n");
- rc = -EINVAL;
+ rc = irq;
goto out_err;
}
rc = devm_request_irq(&pdev->dev, irq,
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index 816781f..f8d13ee 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -2166,6 +2166,8 @@ struct drm_i915_private {
struct intel_uncore uncore;
+ struct mutex tlb_invalidate_lock;
+
struct i915_virtual_gpu vgpu;
struct intel_gvt *gvt;
diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c
index 9263b65..08d3174 100644
--- a/drivers/gpu/drm/i915/i915_gem.c
+++ b/drivers/gpu/drm/i915/i915_gem.c
@@ -2220,6 +2220,76 @@ static void __i915_gem_object_reset_page_iter(struct drm_i915_gem_object *obj)
rcu_read_unlock();
}
+struct reg_and_bit {
+ i915_reg_t reg;
+ u32 bit;
+};
+
+static struct reg_and_bit
+get_reg_and_bit(const struct intel_engine_cs *engine,
+ const i915_reg_t *regs, const unsigned int num)
+{
+ const unsigned int class = engine->class;
+ struct reg_and_bit rb = { .bit = 1 };
+
+ if (WARN_ON_ONCE(class >= num || !regs[class].reg))
+ return rb;
+
+ rb.reg = regs[class];
+ if (class == VIDEO_DECODE_CLASS)
+ rb.reg.reg += 4 * engine->instance; /* GEN8_M2TCR */
+
+ return rb;
+}
+
+static void invalidate_tlbs(struct drm_i915_private *dev_priv)
+{
+ static const i915_reg_t gen8_regs[] = {
+ [RENDER_CLASS] = GEN8_RTCR,
+ [VIDEO_DECODE_CLASS] = GEN8_M1TCR, /* , GEN8_M2TCR */
+ [VIDEO_ENHANCEMENT_CLASS] = GEN8_VTCR,
+ [COPY_ENGINE_CLASS] = GEN8_BTCR,
+ };
+ const unsigned int num = ARRAY_SIZE(gen8_regs);
+ const i915_reg_t *regs = gen8_regs;
+ struct intel_engine_cs *engine;
+ enum intel_engine_id id;
+
+ if (INTEL_GEN(dev_priv) < 8)
+ return;
+
+ assert_rpm_wakelock_held(dev_priv);
+
+ mutex_lock(&dev_priv->tlb_invalidate_lock);
+ intel_uncore_forcewake_get(dev_priv, FORCEWAKE_ALL);
+
+ for_each_engine(engine, dev_priv, id) {
+ /*
+ * HW architecture suggest typical invalidation time at 40us,
+ * with pessimistic cases up to 100us and a recommendation to
+ * cap at 1ms. We go a bit higher just in case.
+ */
+ const unsigned int timeout_us = 100;
+ const unsigned int timeout_ms = 4;
+ struct reg_and_bit rb;
+
+ rb = get_reg_and_bit(engine, regs, num);
+ if (!i915_mmio_reg_offset(rb.reg))
+ continue;
+
+ I915_WRITE_FW(rb.reg, rb.bit);
+ if (__intel_wait_for_register_fw(dev_priv,
+ rb.reg, rb.bit, 0,
+ timeout_us, timeout_ms,
+ NULL))
+ DRM_ERROR_RATELIMITED("%s TLB invalidation did not complete in %ums!\n",
+ engine->name, timeout_ms);
+ }
+
+ intel_uncore_forcewake_put(dev_priv, FORCEWAKE_ALL);
+ mutex_unlock(&dev_priv->tlb_invalidate_lock);
+}
+
void __i915_gem_object_put_pages(struct drm_i915_gem_object *obj,
enum i915_mm_subclass subclass)
{
@@ -2257,8 +2327,18 @@ void __i915_gem_object_put_pages(struct drm_i915_gem_object *obj,
__i915_gem_object_reset_page_iter(obj);
- if (!IS_ERR(pages))
+ if (!IS_ERR(pages)) {
+ if (test_and_clear_bit(I915_BO_WAS_BOUND_BIT, &obj->flags)) {
+ struct drm_i915_private *i915 = to_i915(obj->base.dev);
+
+ if (intel_runtime_pm_get_if_in_use(i915)) {
+ invalidate_tlbs(i915);
+ intel_runtime_pm_put(i915);
+ }
+ }
+
obj->ops->put_pages(obj, pages);
+ }
unlock:
mutex_unlock(&obj->mm.lock);
@@ -4972,6 +5052,8 @@ i915_gem_load_init(struct drm_i915_private *dev_priv)
spin_lock_init(&dev_priv->fb_tracking.lock);
+ mutex_init(&dev_priv->tlb_invalidate_lock);
+
return 0;
err_priorities:
diff --git a/drivers/gpu/drm/i915/i915_gem_object.h b/drivers/gpu/drm/i915/i915_gem_object.h
index 39cfe04..180a8bf 100644
--- a/drivers/gpu/drm/i915/i915_gem_object.h
+++ b/drivers/gpu/drm/i915/i915_gem_object.h
@@ -135,6 +135,7 @@ struct drm_i915_gem_object {
* activity?
*/
#define I915_BO_ACTIVE_REF 0
+#define I915_BO_WAS_BOUND_BIT 1
/*
* Is the object to be mapped as read-only to the GPU
diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
index 1db7035..333e943 100644
--- a/drivers/gpu/drm/i915/i915_reg.h
+++ b/drivers/gpu/drm/i915/i915_reg.h
@@ -2380,6 +2380,12 @@ enum i915_power_well_id {
#define GAMT_CHKN_BIT_REG _MMIO(0x4ab8)
#define GAMT_CHKN_DISABLE_DYNAMIC_CREDIT_SHARING (1<<28)
+#define GEN8_RTCR _MMIO(0x4260)
+#define GEN8_M1TCR _MMIO(0x4264)
+#define GEN8_M2TCR _MMIO(0x4268)
+#define GEN8_BTCR _MMIO(0x426c)
+#define GEN8_VTCR _MMIO(0x4270)
+
#if 0
#define PRB0_TAIL _MMIO(0x2030)
#define PRB0_HEAD _MMIO(0x2034)
diff --git a/drivers/gpu/drm/i915/i915_vma.c b/drivers/gpu/drm/i915/i915_vma.c
index 76eed1f..5653e7b 100644
--- a/drivers/gpu/drm/i915/i915_vma.c
+++ b/drivers/gpu/drm/i915/i915_vma.c
@@ -272,6 +272,10 @@ int i915_vma_bind(struct i915_vma *vma, enum i915_cache_level cache_level,
return ret;
vma->flags |= bind_flags;
+
+ if (vma->obj)
+ set_bit(I915_BO_WAS_BOUND_BIT, &vma->obj->flags);
+
return 0;
}
diff --git a/drivers/gpu/drm/i915/intel_overlay.c b/drivers/gpu/drm/i915/intel_overlay.c
index aace22e..d3afa2b 100644
--- a/drivers/gpu/drm/i915/intel_overlay.c
+++ b/drivers/gpu/drm/i915/intel_overlay.c
@@ -965,6 +965,9 @@ static int check_overlay_dst(struct intel_overlay *overlay,
const struct intel_crtc_state *pipe_config =
overlay->crtc->config;
+ if (rec->dst_height == 0 || rec->dst_width == 0)
+ return -EINVAL;
+
if (rec->dst_x < pipe_config->pipe_src_w &&
rec->dst_x + rec->dst_width <= pipe_config->pipe_src_w &&
rec->dst_y < pipe_config->pipe_src_h &&
diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_phy.c b/drivers/gpu/drm/msm/dsi/phy/dsi_phy.c
index c0a7fa5..32c7bf0 100644
--- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy.c
+++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy.c
@@ -554,12 +554,14 @@ void __exit msm_dsi_phy_driver_unregister(void)
int msm_dsi_phy_enable(struct msm_dsi_phy *phy, int src_pll_id,
struct msm_dsi_phy_clk_request *clk_req)
{
- struct device *dev = &phy->pdev->dev;
+ struct device *dev;
int ret;
if (!phy || !phy->cfg->ops.enable)
return -EINVAL;
+ dev = &phy->pdev->dev;
+
ret = dsi_phy_enable_resource(phy);
if (ret) {
dev_err(dev, "%s: resource enable failed, %d\n",
diff --git a/drivers/gpu/drm/msm/msm_drv.c b/drivers/gpu/drm/msm/msm_drv.c
index 3dad468..7951f57 100644
--- a/drivers/gpu/drm/msm/msm_drv.c
+++ b/drivers/gpu/drm/msm/msm_drv.c
@@ -321,7 +321,7 @@ static int msm_init_vram(struct drm_device *dev)
of_node_put(node);
if (ret)
return ret;
- size = r.end - r.start;
+ size = r.end - r.start + 1;
DRM_INFO("using VRAM carveout: %lx@%pa\n", size, &r.start);
/* if we have no IOMMU, then we need to use carveout allocator.
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/base.c b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/base.c
index f3c30b2..8bff14a 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/base.c
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/base.c
@@ -38,7 +38,7 @@ nvbios_addr(struct nvkm_bios *bios, u32 *addr, u8 size)
*addr += bios->imaged_addr;
}
- if (unlikely(*addr + size >= bios->size)) {
+ if (unlikely(*addr + size > bios->size)) {
nvkm_error(&bios->subdev, "OOB %d %08x %08x\n", size, p, *addr);
return false;
}
diff --git a/drivers/gpu/drm/radeon/atombios_encoders.c b/drivers/gpu/drm/radeon/atombios_encoders.c
index e67ed38..79aef5c 100644
--- a/drivers/gpu/drm/radeon/atombios_encoders.c
+++ b/drivers/gpu/drm/radeon/atombios_encoders.c
@@ -193,7 +193,8 @@ void radeon_atom_backlight_init(struct radeon_encoder *radeon_encoder,
* so don't register a backlight device
*/
if ((rdev->pdev->subsystem_vendor == PCI_VENDOR_ID_APPLE) &&
- (rdev->pdev->device == 0x6741))
+ (rdev->pdev->device == 0x6741) &&
+ !dmi_match(DMI_PRODUCT_NAME, "iMac12,1"))
return;
if (!radeon_encoder->enc_priv)
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h
index 8c65cc3..8f5321f 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h
@@ -837,15 +837,14 @@ extern int vmw_execbuf_fence_commands(struct drm_file *file_priv,
struct vmw_private *dev_priv,
struct vmw_fence_obj **p_fence,
uint32_t *p_handle);
-extern void vmw_execbuf_copy_fence_user(struct vmw_private *dev_priv,
+extern int vmw_execbuf_copy_fence_user(struct vmw_private *dev_priv,
struct vmw_fpriv *vmw_fp,
int ret,
struct drm_vmw_fence_rep __user
*user_fence_rep,
struct vmw_fence_obj *fence,
uint32_t fence_handle,
- int32_t out_fence_fd,
- struct sync_file *sync_file);
+ int32_t out_fence_fd);
extern int vmw_validate_single_buffer(struct vmw_private *dev_priv,
struct ttm_buffer_object *bo,
bool interruptible,
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c b/drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c
index dc677ba..996696a 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c
@@ -3848,20 +3848,19 @@ int vmw_execbuf_fence_commands(struct drm_file *file_priv,
* object so we wait for it immediately, and then unreference the
* user-space reference.
*/
-void
+int
vmw_execbuf_copy_fence_user(struct vmw_private *dev_priv,
struct vmw_fpriv *vmw_fp,
int ret,
struct drm_vmw_fence_rep __user *user_fence_rep,
struct vmw_fence_obj *fence,
uint32_t fence_handle,
- int32_t out_fence_fd,
- struct sync_file *sync_file)
+ int32_t out_fence_fd)
{
struct drm_vmw_fence_rep fence_rep;
if (user_fence_rep == NULL)
- return;
+ return 0;
memset(&fence_rep, 0, sizeof(fence_rep));
@@ -3889,20 +3888,14 @@ vmw_execbuf_copy_fence_user(struct vmw_private *dev_priv,
* and unreference the handle.
*/
if (unlikely(ret != 0) && (fence_rep.error == 0)) {
- if (sync_file)
- fput(sync_file->file);
-
- if (fence_rep.fd != -1) {
- put_unused_fd(fence_rep.fd);
- fence_rep.fd = -1;
- }
-
ttm_ref_object_base_unref(vmw_fp->tfile,
fence_handle, TTM_REF_USAGE);
DRM_ERROR("Fence copy error. Syncing.\n");
(void) vmw_fence_obj_wait(fence, false, false,
VMW_FENCE_WAIT_TIMEOUT);
}
+
+ return ret ? -EFAULT : 0;
}
/**
@@ -4262,16 +4255,23 @@ int vmw_execbuf_process(struct drm_file *file_priv,
(void) vmw_fence_obj_wait(fence, false, false,
VMW_FENCE_WAIT_TIMEOUT);
+ }
+ }
+
+ ret = vmw_execbuf_copy_fence_user(dev_priv, vmw_fpriv(file_priv), ret,
+ user_fence_rep, fence, handle, out_fence_fd);
+
+ if (sync_file) {
+ if (ret) {
+ /* usercopy of fence failed, put the file object */
+ fput(sync_file->file);
+ put_unused_fd(out_fence_fd);
} else {
/* Link the fence with the FD created earlier */
fd_install(out_fence_fd, sync_file->file);
}
}
- vmw_execbuf_copy_fence_user(dev_priv, vmw_fpriv(file_priv), ret,
- user_fence_rep, fence, handle,
- out_fence_fd, sync_file);
-
/* Don't unreference when handing fence out */
if (unlikely(out_fence != NULL)) {
*out_fence = fence;
@@ -4290,7 +4290,7 @@ int vmw_execbuf_process(struct drm_file *file_priv,
*/
vmw_resource_list_unreference(sw_context, &resource_list);
- return 0;
+ return ret;
out_unlock_binding:
mutex_unlock(&dev_priv->binding_mutex);
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_fence.c b/drivers/gpu/drm/vmwgfx/vmwgfx_fence.c
index d6b1c50..7d24826 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_fence.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_fence.c
@@ -1150,7 +1150,7 @@ int vmw_fence_event_ioctl(struct drm_device *dev, void *data,
}
vmw_execbuf_copy_fence_user(dev_priv, vmw_fp, 0, user_fence_rep, fence,
- handle, -1, NULL);
+ handle, -1);
vmw_fence_obj_unreference(&fence);
return 0;
out_no_create:
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
index 848c9d0..fbba55e 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
@@ -2511,7 +2511,7 @@ void vmw_kms_helper_buffer_finish(struct vmw_private *dev_priv,
if (file_priv)
vmw_execbuf_copy_fence_user(dev_priv, vmw_fpriv(file_priv),
ret, user_fence_rep, fence,
- handle, -1, NULL);
+ handle, -1);
if (out_fence)
*out_fence = fence;
else
diff --git a/drivers/hwmon/dell-smm-hwmon.c b/drivers/hwmon/dell-smm-hwmon.c
index 123b870..987a1a3 100644
--- a/drivers/hwmon/dell-smm-hwmon.c
+++ b/drivers/hwmon/dell-smm-hwmon.c
@@ -294,7 +294,7 @@ static int i8k_get_fan_nominal_speed(int fan, int speed)
}
/*
- * Set the fan speed (off, low, high). Returns the new fan status.
+ * Set the fan speed (off, low, high, ...).
*/
static int i8k_set_fan(int fan, int speed)
{
@@ -303,7 +303,7 @@ static int i8k_set_fan(int fan, int speed)
speed = (speed < 0) ? 0 : ((speed > i8k_fan_max) ? i8k_fan_max : speed);
regs.ebx = (fan & 0xff) | (speed << 8);
- return i8k_smm(®s) ? : i8k_get_fan_status(fan);
+ return i8k_smm(®s);
}
static int i8k_get_temp_type(int sensor)
@@ -417,7 +417,7 @@ static int
i8k_ioctl_unlocked(struct file *fp, unsigned int cmd, unsigned long arg)
{
int val = 0;
- int speed;
+ int speed, err;
unsigned char buff[16];
int __user *argp = (int __user *)arg;
@@ -478,7 +478,11 @@ i8k_ioctl_unlocked(struct file *fp, unsigned int cmd, unsigned long arg)
if (copy_from_user(&speed, argp + 1, sizeof(int)))
return -EFAULT;
- val = i8k_set_fan(val, speed);
+ err = i8k_set_fan(val, speed);
+ if (err < 0)
+ return err;
+
+ val = i8k_get_fan_status(val);
break;
default:
diff --git a/drivers/hwmon/lm90.c b/drivers/hwmon/lm90.c
index 30a7f7f..033c89f 100644
--- a/drivers/hwmon/lm90.c
+++ b/drivers/hwmon/lm90.c
@@ -359,7 +359,7 @@ static const struct lm90_params lm90_params[] = {
.flags = LM90_HAVE_OFFSET | LM90_HAVE_REM_LIMIT_EXT
| LM90_HAVE_BROKEN_ALERT,
.alert_alarms = 0x7c,
- .max_convrate = 8,
+ .max_convrate = 7,
},
[lm86] = {
.flags = LM90_HAVE_OFFSET | LM90_HAVE_REM_LIMIT_EXT,
diff --git a/drivers/i2c/busses/i2c-brcmstb.c b/drivers/i2c/busses/i2c-brcmstb.c
index a658f97..fe51d3f 100644
--- a/drivers/i2c/busses/i2c-brcmstb.c
+++ b/drivers/i2c/busses/i2c-brcmstb.c
@@ -645,7 +645,7 @@ static int brcmstb_i2c_probe(struct platform_device *pdev)
/* set the data in/out register size for compatible SoCs */
if (of_device_is_compatible(dev->device->of_node,
- "brcmstb,brcmper-i2c"))
+ "brcm,brcmper-i2c"))
dev->data_regsz = sizeof(u8);
else
dev->data_regsz = sizeof(u32);
diff --git a/drivers/infiniband/hw/mlx4/main.c b/drivers/infiniband/hw/mlx4/main.c
index 3f85111..657b703 100644
--- a/drivers/infiniband/hw/mlx4/main.c
+++ b/drivers/infiniband/hw/mlx4/main.c
@@ -3346,7 +3346,7 @@ static void mlx4_ib_event(struct mlx4_dev *dev, void *ibdev_ptr,
case MLX4_DEV_EVENT_PORT_MGMT_CHANGE:
ew = kmalloc(sizeof *ew, GFP_ATOMIC);
if (!ew)
- break;
+ return;
INIT_WORK(&ew->work, handle_port_mgmt_change_event);
memcpy(&ew->ib_eqe, eqe, sizeof *eqe);
diff --git a/drivers/iommu/amd_iommu_init.c b/drivers/iommu/amd_iommu_init.c
index ec9a20e..5dddbb9 100644
--- a/drivers/iommu/amd_iommu_init.c
+++ b/drivers/iommu/amd_iommu_init.c
@@ -30,6 +30,7 @@
#include <linux/iommu.h>
#include <linux/kmemleak.h>
#include <linux/mem_encrypt.h>
+#include <linux/iopoll.h>
#include <asm/pci-direct.h>
#include <asm/iommu.h>
#include <asm/gart.h>
@@ -770,6 +771,7 @@ static int iommu_ga_log_enable(struct amd_iommu *iommu)
status = readl(iommu->mmio_base + MMIO_STATUS_OFFSET);
if (status & (MMIO_STATUS_GALOG_RUN_MASK))
break;
+ udelay(10);
}
if (i >= LOOP_TIMEOUT)
diff --git a/drivers/iommu/intel_irq_remapping.c b/drivers/iommu/intel_irq_remapping.c
index 25e85fd..1f34835 100644
--- a/drivers/iommu/intel_irq_remapping.c
+++ b/drivers/iommu/intel_irq_remapping.c
@@ -543,9 +543,8 @@ static int intel_setup_irq_remapping(struct intel_iommu *iommu)
fn, &intel_ir_domain_ops,
iommu);
if (!iommu->ir_domain) {
- irq_domain_free_fwnode(fn);
pr_err("IR%d: failed to allocate irqdomain\n", iommu->seq_id);
- goto out_free_bitmap;
+ goto out_free_fwnode;
}
iommu->ir_msi_domain =
arch_create_remap_msi_irq_domain(iommu->ir_domain,
@@ -569,7 +568,7 @@ static int intel_setup_irq_remapping(struct intel_iommu *iommu)
if (dmar_enable_qi(iommu)) {
pr_err("Failed to enable queued invalidation\n");
- goto out_free_bitmap;
+ goto out_free_ir_domain;
}
}
@@ -593,6 +592,14 @@ static int intel_setup_irq_remapping(struct intel_iommu *iommu)
return 0;
+out_free_ir_domain:
+ if (iommu->ir_msi_domain)
+ irq_domain_remove(iommu->ir_msi_domain);
+ iommu->ir_msi_domain = NULL;
+ irq_domain_remove(iommu->ir_domain);
+ iommu->ir_domain = NULL;
+out_free_fwnode:
+ irq_domain_free_fwnode(fn);
out_free_bitmap:
kfree(bitmap);
out_free_pages:
diff --git a/drivers/misc/Makefile b/drivers/misc/Makefile
index cb55020..88e0f0f 100644
--- a/drivers/misc/Makefile
+++ b/drivers/misc/Makefile
@@ -83,7 +83,7 @@
OBJCOPYFLAGS :=
OBJCOPYFLAGS_lkdtm_rodata_objcopy.o := \
- --rename-section .text=.rodata,alloc,readonly,load
+ --rename-section .text=.rodata,alloc,readonly,load,contents
targets += lkdtm_rodata.o lkdtm_rodata_objcopy.o
$(obj)/lkdtm_rodata_objcopy.o: $(obj)/lkdtm_rodata.o FORCE
$(call if_changed,objcopy)
diff --git a/drivers/mmc/host/moxart-mmc.c b/drivers/mmc/host/moxart-mmc.c
index 5553a56..5c81dc7 100644
--- a/drivers/mmc/host/moxart-mmc.c
+++ b/drivers/mmc/host/moxart-mmc.c
@@ -696,12 +696,12 @@ static int moxart_remove(struct platform_device *pdev)
if (!IS_ERR(host->dma_chan_rx))
dma_release_channel(host->dma_chan_rx);
mmc_remove_host(mmc);
- mmc_free_host(mmc);
writel(0, host->base + REG_INTERRUPT_MASK);
writel(0, host->base + REG_POWER_CONTROL);
writel(readl(host->base + REG_CLOCK_CONTROL) | CLK_OFF,
host->base + REG_CLOCK_CONTROL);
+ mmc_free_host(mmc);
}
return 0;
}
diff --git a/drivers/mmc/host/sdhci-of-esdhc.c b/drivers/mmc/host/sdhci-of-esdhc.c
index 9a1ab39..3f00a7f 100644
--- a/drivers/mmc/host/sdhci-of-esdhc.c
+++ b/drivers/mmc/host/sdhci-of-esdhc.c
@@ -427,12 +427,16 @@ static void esdhc_of_adma_workaround(struct sdhci_host *host, u32 intmask)
static int esdhc_of_enable_dma(struct sdhci_host *host)
{
+ int ret;
u32 value;
struct device *dev = mmc_dev(host->mmc);
if (of_device_is_compatible(dev->of_node, "fsl,ls1043a-esdhc") ||
- of_device_is_compatible(dev->of_node, "fsl,ls1046a-esdhc"))
- dma_set_mask_and_coherent(dev, DMA_BIT_MASK(40));
+ of_device_is_compatible(dev->of_node, "fsl,ls1046a-esdhc")) {
+ ret = dma_set_mask_and_coherent(dev, DMA_BIT_MASK(40));
+ if (ret)
+ return ret;
+ }
value = sdhci_readl(host, ESDHC_DMA_SYSCTL);
diff --git a/drivers/mtd/nand/brcmnand/brcmnand.c b/drivers/mtd/nand/brcmnand/brcmnand.c
index c65724d..2741147 100644
--- a/drivers/mtd/nand/brcmnand/brcmnand.c
+++ b/drivers/mtd/nand/brcmnand/brcmnand.c
@@ -589,6 +589,54 @@ static inline void brcmnand_write_fc(struct brcmnand_controller *ctrl,
__raw_writel(val, ctrl->nand_fc + word * 4);
}
+static void brcmnand_clear_ecc_addr(struct brcmnand_controller *ctrl)
+{
+
+ /* Clear error addresses */
+ brcmnand_write_reg(ctrl, BRCMNAND_UNCORR_ADDR, 0);
+ brcmnand_write_reg(ctrl, BRCMNAND_CORR_ADDR, 0);
+ brcmnand_write_reg(ctrl, BRCMNAND_UNCORR_EXT_ADDR, 0);
+ brcmnand_write_reg(ctrl, BRCMNAND_CORR_EXT_ADDR, 0);
+}
+
+static u64 brcmnand_get_uncorrecc_addr(struct brcmnand_controller *ctrl)
+{
+ u64 err_addr;
+
+ err_addr = brcmnand_read_reg(ctrl, BRCMNAND_UNCORR_ADDR);
+ err_addr |= ((u64)(brcmnand_read_reg(ctrl,
+ BRCMNAND_UNCORR_EXT_ADDR)
+ & 0xffff) << 32);
+
+ return err_addr;
+}
+
+static u64 brcmnand_get_correcc_addr(struct brcmnand_controller *ctrl)
+{
+ u64 err_addr;
+
+ err_addr = brcmnand_read_reg(ctrl, BRCMNAND_CORR_ADDR);
+ err_addr |= ((u64)(brcmnand_read_reg(ctrl,
+ BRCMNAND_CORR_EXT_ADDR)
+ & 0xffff) << 32);
+
+ return err_addr;
+}
+
+static void brcmnand_set_cmd_addr(struct mtd_info *mtd, u64 addr)
+{
+ struct nand_chip *chip = mtd_to_nand(mtd);
+ struct brcmnand_host *host = nand_get_controller_data(chip);
+ struct brcmnand_controller *ctrl = host->ctrl;
+
+ brcmnand_write_reg(ctrl, BRCMNAND_CMD_EXT_ADDRESS,
+ (host->cs << 16) | ((addr >> 32) & 0xffff));
+ (void)brcmnand_read_reg(ctrl, BRCMNAND_CMD_EXT_ADDRESS);
+ brcmnand_write_reg(ctrl, BRCMNAND_CMD_ADDRESS,
+ lower_32_bits(addr));
+ (void)brcmnand_read_reg(ctrl, BRCMNAND_CMD_ADDRESS);
+}
+
static inline u16 brcmnand_cs_offset(struct brcmnand_controller *ctrl, int cs,
enum brcmnand_cs_reg reg)
{
@@ -1217,9 +1265,12 @@ static void brcmnand_send_cmd(struct brcmnand_host *host, int cmd)
{
struct brcmnand_controller *ctrl = host->ctrl;
int ret;
+ u64 cmd_addr;
- dev_dbg(ctrl->dev, "send native cmd %d addr_lo 0x%x\n", cmd,
- brcmnand_read_reg(ctrl, BRCMNAND_CMD_ADDRESS));
+ cmd_addr = brcmnand_read_reg(ctrl, BRCMNAND_CMD_ADDRESS);
+
+ dev_dbg(ctrl->dev, "send native cmd %d addr 0x%llx\n", cmd, cmd_addr);
+
BUG_ON(ctrl->cmd_pending != 0);
ctrl->cmd_pending = cmd;
@@ -1380,12 +1431,7 @@ static void brcmnand_cmdfunc(struct mtd_info *mtd, unsigned command,
if (!native_cmd)
return;
- brcmnand_write_reg(ctrl, BRCMNAND_CMD_EXT_ADDRESS,
- (host->cs << 16) | ((addr >> 32) & 0xffff));
- (void)brcmnand_read_reg(ctrl, BRCMNAND_CMD_EXT_ADDRESS);
- brcmnand_write_reg(ctrl, BRCMNAND_CMD_ADDRESS, lower_32_bits(addr));
- (void)brcmnand_read_reg(ctrl, BRCMNAND_CMD_ADDRESS);
-
+ brcmnand_set_cmd_addr(mtd, addr);
brcmnand_send_cmd(host, native_cmd);
brcmnand_waitfunc(mtd, chip);
@@ -1605,20 +1651,10 @@ static int brcmnand_read_by_pio(struct mtd_info *mtd, struct nand_chip *chip,
struct brcmnand_controller *ctrl = host->ctrl;
int i, j, ret = 0;
- /* Clear error addresses */
- brcmnand_write_reg(ctrl, BRCMNAND_UNCORR_ADDR, 0);
- brcmnand_write_reg(ctrl, BRCMNAND_CORR_ADDR, 0);
- brcmnand_write_reg(ctrl, BRCMNAND_UNCORR_EXT_ADDR, 0);
- brcmnand_write_reg(ctrl, BRCMNAND_CORR_EXT_ADDR, 0);
-
- brcmnand_write_reg(ctrl, BRCMNAND_CMD_EXT_ADDRESS,
- (host->cs << 16) | ((addr >> 32) & 0xffff));
- (void)brcmnand_read_reg(ctrl, BRCMNAND_CMD_EXT_ADDRESS);
+ brcmnand_clear_ecc_addr(ctrl);
for (i = 0; i < trans; i++, addr += FC_BYTES) {
- brcmnand_write_reg(ctrl, BRCMNAND_CMD_ADDRESS,
- lower_32_bits(addr));
- (void)brcmnand_read_reg(ctrl, BRCMNAND_CMD_ADDRESS);
+ brcmnand_set_cmd_addr(mtd, addr);
/* SPARE_AREA_READ does not use ECC, so just use PAGE_READ */
brcmnand_send_cmd(host, CMD_PAGE_READ);
brcmnand_waitfunc(mtd, chip);
@@ -1637,22 +1673,16 @@ static int brcmnand_read_by_pio(struct mtd_info *mtd, struct nand_chip *chip,
mtd->oobsize / trans,
host->hwcfg.sector_size_1k);
- if (!ret) {
- *err_addr = brcmnand_read_reg(ctrl,
- BRCMNAND_UNCORR_ADDR) |
- ((u64)(brcmnand_read_reg(ctrl,
- BRCMNAND_UNCORR_EXT_ADDR)
- & 0xffff) << 32);
+ if (ret != -EBADMSG) {
+ *err_addr = brcmnand_get_uncorrecc_addr(ctrl);
+
if (*err_addr)
ret = -EBADMSG;
}
if (!ret) {
- *err_addr = brcmnand_read_reg(ctrl,
- BRCMNAND_CORR_ADDR) |
- ((u64)(brcmnand_read_reg(ctrl,
- BRCMNAND_CORR_EXT_ADDR)
- & 0xffff) << 32);
+ *err_addr = brcmnand_get_correcc_addr(ctrl);
+
if (*err_addr)
ret = -EUCLEAN;
}
@@ -1723,7 +1753,7 @@ static int brcmnand_read(struct mtd_info *mtd, struct nand_chip *chip,
dev_dbg(ctrl->dev, "read %llx -> %p\n", (unsigned long long)addr, buf);
try_dmaread:
- brcmnand_write_reg(ctrl, BRCMNAND_UNCORR_COUNT, 0);
+ brcmnand_clear_ecc_addr(ctrl);
if (has_flash_dma(ctrl) && !oob && flash_dma_buf_ok(buf)) {
err = brcmnand_dma_trans(host, addr, buf, trans * FC_BYTES,
@@ -1863,15 +1893,9 @@ static int brcmnand_write(struct mtd_info *mtd, struct nand_chip *chip,
goto out;
}
- brcmnand_write_reg(ctrl, BRCMNAND_CMD_EXT_ADDRESS,
- (host->cs << 16) | ((addr >> 32) & 0xffff));
- (void)brcmnand_read_reg(ctrl, BRCMNAND_CMD_EXT_ADDRESS);
-
for (i = 0; i < trans; i++, addr += FC_BYTES) {
/* full address MUST be set before populating FC */
- brcmnand_write_reg(ctrl, BRCMNAND_CMD_ADDRESS,
- lower_32_bits(addr));
- (void)brcmnand_read_reg(ctrl, BRCMNAND_CMD_ADDRESS);
+ brcmnand_set_cmd_addr(mtd, addr);
if (buf) {
brcmnand_soc_data_bus_prepare(ctrl->soc, false);
diff --git a/drivers/net/bonding/bond_3ad.c b/drivers/net/bonding/bond_3ad.c
index 93dfcef..e3f814e 100644
--- a/drivers/net/bonding/bond_3ad.c
+++ b/drivers/net/bonding/bond_3ad.c
@@ -249,7 +249,7 @@ static inline int __check_agg_selection_timer(struct port *port)
if (bond == NULL)
return 0;
- return BOND_AD_INFO(bond).agg_select_timer ? 1 : 0;
+ return atomic_read(&BOND_AD_INFO(bond).agg_select_timer) ? 1 : 0;
}
/**
@@ -1012,8 +1012,8 @@ static void ad_mux_machine(struct port *port, bool *update_slave_arr)
if (port->aggregator &&
port->aggregator->is_active &&
!__port_is_enabled(port)) {
-
__enable_port(port);
+ *update_slave_arr = true;
}
}
break;
@@ -1760,6 +1760,7 @@ static void ad_agg_selection_logic(struct aggregator *agg,
port = port->next_port_in_aggregator) {
__enable_port(port);
}
+ *update_slave_arr = true;
}
}
@@ -1964,7 +1965,7 @@ static void ad_marker_response_received(struct bond_marker *marker,
*/
void bond_3ad_initiate_agg_selection(struct bonding *bond, int timeout)
{
- BOND_AD_INFO(bond).agg_select_timer = timeout;
+ atomic_set(&BOND_AD_INFO(bond).agg_select_timer, timeout);
}
/**
@@ -2249,6 +2250,28 @@ void bond_3ad_update_ad_actor_settings(struct bonding *bond)
}
/**
+ * bond_agg_timer_advance - advance agg_select_timer
+ * @bond: bonding structure
+ *
+ * Return true when agg_select_timer reaches 0.
+ */
+static bool bond_agg_timer_advance(struct bonding *bond)
+{
+ int val, nval;
+
+ while (1) {
+ val = atomic_read(&BOND_AD_INFO(bond).agg_select_timer);
+ if (!val)
+ return false;
+ nval = val - 1;
+ if (atomic_cmpxchg(&BOND_AD_INFO(bond).agg_select_timer,
+ val, nval) == val)
+ break;
+ }
+ return nval == 0;
+}
+
+/**
* bond_3ad_state_machine_handler - handle state machines timeout
* @bond: bonding struct to work on
*
@@ -2283,9 +2306,7 @@ void bond_3ad_state_machine_handler(struct work_struct *work)
if (!bond_has_slaves(bond))
goto re_arm;
- /* check if agg_select_timer timer after initialize is timed out */
- if (BOND_AD_INFO(bond).agg_select_timer &&
- !(--BOND_AD_INFO(bond).agg_select_timer)) {
+ if (bond_agg_timer_advance(bond)) {
slave = bond_first_slave_rcu(bond);
port = slave ? &(SLAVE_AD_INFO(slave)->port) : NULL;
diff --git a/drivers/net/ethernet/amd/xgbe/xgbe-drv.c b/drivers/net/ethernet/amd/xgbe/xgbe-drv.c
index 8556962..78412d6 100644
--- a/drivers/net/ethernet/amd/xgbe/xgbe-drv.c
+++ b/drivers/net/ethernet/amd/xgbe/xgbe-drv.c
@@ -724,7 +724,9 @@ static void xgbe_stop_timers(struct xgbe_prv_data *pdata)
if (!channel->tx_ring)
break;
+ /* Deactivate the Tx timer */
del_timer_sync(&channel->tx_timer);
+ channel->tx_timer_active = 0;
}
}
@@ -2720,6 +2722,14 @@ static int xgbe_rx_poll(struct xgbe_channel *channel, int budget)
buf2_len = xgbe_rx_buf2_len(rdata, packet, len);
len += buf2_len;
+ if (buf2_len > rdata->rx.buf.dma_len) {
+ /* Hardware inconsistency within the descriptors
+ * that has resulted in a length underflow.
+ */
+ error = 1;
+ goto skip_data;
+ }
+
if (!skb) {
skb = xgbe_create_skb(pdata, napi, rdata,
buf1_len);
@@ -2749,8 +2759,10 @@ static int xgbe_rx_poll(struct xgbe_channel *channel, int budget)
if (!last || context_next)
goto read_again;
- if (!skb)
+ if (!skb || error) {
+ dev_kfree_skb(skb);
goto next_packet;
+ }
/* Be sure we don't exceed the configured MTU */
max_len = netdev->mtu + ETH_HLEN;
diff --git a/drivers/net/ethernet/amd/xgbe/xgbe-pci.c b/drivers/net/ethernet/amd/xgbe/xgbe-pci.c
index 82d1f41..569e6d3 100644
--- a/drivers/net/ethernet/amd/xgbe/xgbe-pci.c
+++ b/drivers/net/ethernet/amd/xgbe/xgbe-pci.c
@@ -400,6 +400,9 @@ static void xgbe_pci_remove(struct pci_dev *pdev)
pci_free_irq_vectors(pdata->pcidev);
+ /* Disable all interrupts in the hardware */
+ XP_IOWRITE(pdata, XP_INT_EN, 0x0);
+
xgbe_free_pdata(pdata);
}
diff --git a/drivers/net/ethernet/cadence/macb_main.c b/drivers/net/ethernet/cadence/macb_main.c
index b07ea8a..045ab0e 100644
--- a/drivers/net/ethernet/cadence/macb_main.c
+++ b/drivers/net/ethernet/cadence/macb_main.c
@@ -3528,7 +3528,7 @@ static int macb_probe(struct platform_device *pdev)
#ifdef CONFIG_ARCH_DMA_ADDR_T_64BIT
if (GEM_BFEXT(DAW64, gem_readl(bp, DCFG6))) {
- dma_set_mask(&pdev->dev, DMA_BIT_MASK(44));
+ dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(44));
bp->hw_dma_cap |= HW_DMA_CAP_64B;
}
#endif
diff --git a/drivers/net/ethernet/ibm/ibmvnic.c b/drivers/net/ethernet/ibm/ibmvnic.c
index 4befc88..8d8eb9e 100644
--- a/drivers/net/ethernet/ibm/ibmvnic.c
+++ b/drivers/net/ethernet/ibm/ibmvnic.c
@@ -3691,12 +3691,6 @@ static void ibmvnic_tasklet(void *data)
ibmvnic_handle_crq(crq, adapter);
crq->generic.first = 0;
}
-
- /* remain in tasklet until all
- * capabilities responses are received
- */
- if (!adapter->wait_capability)
- done = true;
}
/* if capabilities CRQ's were sent in this tasklet, the following
* tasklet must wait until all responses are received
diff --git a/drivers/net/ethernet/intel/i40e/i40e.h b/drivers/net/ethernet/intel/i40e/i40e.h
index 438e267..bb46a63 100644
--- a/drivers/net/ethernet/intel/i40e/i40e.h
+++ b/drivers/net/ethernet/intel/i40e/i40e.h
@@ -627,12 +627,12 @@ struct i40e_vsi {
struct rtnl_link_stats64 net_stats_offsets;
struct i40e_eth_stats eth_stats;
struct i40e_eth_stats eth_stats_offsets;
- u32 tx_restart;
- u32 tx_busy;
+ u64 tx_restart;
+ u64 tx_busy;
u64 tx_linearize;
u64 tx_force_wb;
- u32 rx_buf_failed;
- u32 rx_page_failed;
+ u64 rx_buf_failed;
+ u64 rx_page_failed;
/* These are containers of ring pointers, allocated at run-time */
struct i40e_ring **rx_rings;
diff --git a/drivers/net/ethernet/intel/i40e/i40e_debugfs.c b/drivers/net/ethernet/intel/i40e/i40e_debugfs.c
index 8f326f8..126207b 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_debugfs.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_debugfs.c
@@ -259,7 +259,7 @@ static void i40e_dbg_dump_vsi_seid(struct i40e_pf *pf, int seid)
(unsigned long int)vsi->net_stats_offsets.rx_compressed,
(unsigned long int)vsi->net_stats_offsets.tx_compressed);
dev_info(&pf->pdev->dev,
- " tx_restart = %d, tx_busy = %d, rx_buf_failed = %d, rx_page_failed = %d\n",
+ " tx_restart = %llu, tx_busy = %llu, rx_buf_failed = %llu, rx_page_failed = %llu\n",
vsi->tx_restart, vsi->tx_busy,
vsi->rx_buf_failed, vsi->rx_page_failed);
rcu_read_lock();
diff --git a/drivers/net/ethernet/intel/i40e/i40e_main.c b/drivers/net/ethernet/intel/i40e/i40e_main.c
index 5b54349..5dac08c 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_main.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_main.c
@@ -778,9 +778,9 @@ static void i40e_update_vsi_stats(struct i40e_vsi *vsi)
struct rtnl_link_stats64 *ns; /* netdev stats */
struct i40e_eth_stats *oes;
struct i40e_eth_stats *es; /* device's eth stats */
- u32 tx_restart, tx_busy;
+ u64 tx_restart, tx_busy;
struct i40e_ring *p;
- u32 rx_page, rx_buf;
+ u64 rx_page, rx_buf;
u64 bytes, packets;
unsigned int start;
u64 tx_linearize;
@@ -7245,15 +7245,9 @@ static void i40e_rebuild(struct i40e_pf *pf, bool reinit, bool lock_acquired)
}
i40e_get_oem_version(&pf->hw);
- if (test_bit(__I40E_EMP_RESET_INTR_RECEIVED, pf->state) &&
- ((hw->aq.fw_maj_ver == 4 && hw->aq.fw_min_ver <= 33) ||
- hw->aq.fw_maj_ver < 4) && hw->mac.type == I40E_MAC_XL710) {
- /* The following delay is necessary for 4.33 firmware and older
- * to recover after EMP reset. 200 ms should suffice but we
- * put here 300 ms to be sure that FW is ready to operate
- * after reset.
- */
- mdelay(300);
+ if (test_and_clear_bit(__I40E_EMP_RESET_INTR_RECEIVED, pf->state)) {
+ /* The following delay is necessary for firmware update. */
+ mdelay(1000);
}
/* re-verify the eeprom if we just had an EMP reset */
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-sun8i.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-sun8i.c
index 8e60315..1027831 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac-sun8i.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-sun8i.c
@@ -630,7 +630,7 @@ static int sun8i_dwmac_reset(struct stmmac_priv *priv)
if (err) {
dev_err(priv->device, "EMAC reset timeout\n");
- return -EFAULT;
+ return err;
}
return 0;
}
diff --git a/drivers/net/ethernet/xilinx/xilinx_axienet_main.c b/drivers/net/ethernet/xilinx/xilinx_axienet_main.c
index d2ba466..7876e56 100644
--- a/drivers/net/ethernet/xilinx/xilinx_axienet_main.c
+++ b/drivers/net/ethernet/xilinx/xilinx_axienet_main.c
@@ -279,16 +279,6 @@ static int axienet_dma_bd_init(struct net_device *ndev)
axienet_dma_out32(lp, XAXIDMA_TX_CR_OFFSET,
cr | XAXIDMA_CR_RUNSTOP_MASK);
- /* Wait for PhyRstCmplt bit to be set, indicating the PHY reset has finished */
- ret = read_poll_timeout(axienet_ior, value,
- value & XAE_INT_PHYRSTCMPLT_MASK,
- DELAY_OF_ONE_MILLISEC, 50000, false, lp,
- XAE_IS_OFFSET);
- if (ret) {
- dev_err(lp->dev, "%s: timeout waiting for PhyRstCmplt\n", __func__);
- return ret;
- }
-
return 0;
out:
axienet_dma_bd_release(ndev);
diff --git a/drivers/net/hamradio/yam.c b/drivers/net/hamradio/yam.c
index b74c735a..3338e24 100644
--- a/drivers/net/hamradio/yam.c
+++ b/drivers/net/hamradio/yam.c
@@ -980,9 +980,7 @@ static int yam_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
sizeof(struct yamdrv_ioctl_mcs));
if (IS_ERR(ym))
return PTR_ERR(ym);
- if (ym->cmd != SIOCYAMSMCS)
- return -EINVAL;
- if (ym->bitrate > YAM_MAXBITRATE) {
+ if (ym->cmd != SIOCYAMSMCS || ym->bitrate > YAM_MAXBITRATE) {
kfree(ym);
return -EINVAL;
}
diff --git a/drivers/net/ieee802154/at86rf230.c b/drivers/net/ieee802154/at86rf230.c
index 5c48bdb..c2667c7 100644
--- a/drivers/net/ieee802154/at86rf230.c
+++ b/drivers/net/ieee802154/at86rf230.c
@@ -108,6 +108,7 @@ struct at86rf230_local {
unsigned long cal_timeout;
bool is_tx;
bool is_tx_from_off;
+ bool was_tx;
u8 tx_retry;
struct sk_buff *tx_skb;
struct at86rf230_state_change tx;
@@ -351,7 +352,11 @@ at86rf230_async_error_recover_complete(void *context)
if (ctx->free)
kfree(ctx);
- ieee802154_wake_queue(lp->hw);
+ if (lp->was_tx) {
+ lp->was_tx = 0;
+ dev_kfree_skb_any(lp->tx_skb);
+ ieee802154_wake_queue(lp->hw);
+ }
}
static void
@@ -360,7 +365,11 @@ at86rf230_async_error_recover(void *context)
struct at86rf230_state_change *ctx = context;
struct at86rf230_local *lp = ctx->lp;
- lp->is_tx = 0;
+ if (lp->is_tx) {
+ lp->was_tx = 1;
+ lp->is_tx = 0;
+ }
+
at86rf230_async_state_change(lp, ctx, STATE_RX_AACK_ON,
at86rf230_async_error_recover_complete);
}
diff --git a/drivers/net/ieee802154/ca8210.c b/drivers/net/ieee802154/ca8210.c
index 3683694..9a1352f 100644
--- a/drivers/net/ieee802154/ca8210.c
+++ b/drivers/net/ieee802154/ca8210.c
@@ -1770,6 +1770,7 @@ static int ca8210_async_xmit_complete(
status
);
if (status != MAC_TRANSACTION_OVERFLOW) {
+ dev_kfree_skb_any(priv->tx_skb);
ieee802154_wake_queue(priv->hw);
return 0;
}
@@ -2975,8 +2976,8 @@ static void ca8210_hw_setup(struct ieee802154_hw *ca8210_hw)
ca8210_hw->phy->cca.opt = NL802154_CCA_OPT_ENERGY_CARRIER_AND;
ca8210_hw->phy->cca_ed_level = -9800;
ca8210_hw->phy->symbol_duration = 16;
- ca8210_hw->phy->lifs_period = 40;
- ca8210_hw->phy->sifs_period = 12;
+ ca8210_hw->phy->lifs_period = 40 * ca8210_hw->phy->symbol_duration;
+ ca8210_hw->phy->sifs_period = 12 * ca8210_hw->phy->symbol_duration;
ca8210_hw->flags =
IEEE802154_HW_AFILT |
IEEE802154_HW_OMIT_CKSUM |
diff --git a/drivers/net/macsec.c b/drivers/net/macsec.c
index 834fa54..6b10d68 100644
--- a/drivers/net/macsec.c
+++ b/drivers/net/macsec.c
@@ -3230,6 +3230,15 @@ static int macsec_newlink(struct net *net, struct net_device *dev,
macsec->real_dev = real_dev;
+ /* send_sci must be set to true when transmit sci explicitly is set */
+ if ((data && data[IFLA_MACSEC_SCI]) &&
+ (data && data[IFLA_MACSEC_INC_SCI])) {
+ u8 send_sci = !!nla_get_u8(data[IFLA_MACSEC_INC_SCI]);
+
+ if (!send_sci)
+ return -EINVAL;
+ }
+
if (data && data[IFLA_MACSEC_ICV_LEN])
icv_len = nla_get_u8(data[IFLA_MACSEC_ICV_LEN]);
mtu = real_dev->mtu - icv_len - macsec_extra_len(true);
diff --git a/drivers/net/phy/marvell.c b/drivers/net/phy/marvell.c
index 3d8d765..ffa7693 100644
--- a/drivers/net/phy/marvell.c
+++ b/drivers/net/phy/marvell.c
@@ -907,16 +907,15 @@ static int m88e1118_config_aneg(struct phy_device *phydev)
{
int err;
- err = genphy_soft_reset(phydev);
- if (err < 0)
- return err;
-
err = marvell_set_polarity(phydev, phydev->mdix_ctrl);
if (err < 0)
return err;
err = genphy_config_aneg(phydev);
- return 0;
+ if (err < 0)
+ return err;
+
+ return genphy_soft_reset(phydev);
}
static int m88e1118_config_init(struct phy_device *phydev)
diff --git a/drivers/net/phy/phylink.c b/drivers/net/phy/phylink.c
index 89d8efe..a045fb3 100644
--- a/drivers/net/phy/phylink.c
+++ b/drivers/net/phy/phylink.c
@@ -514,6 +514,11 @@ static int phylink_register_sfp(struct phylink *pl, struct device_node *np)
if (!sfp_np)
return 0;
+ if (!of_device_is_available(sfp_np)) {
+ of_node_put(sfp_np);
+ return 0;
+ }
+
pl->sfp_bus = sfp_register_upstream(sfp_np, pl->netdev, pl,
&sfp_phylink_ops);
if (!pl->sfp_bus)
diff --git a/drivers/net/usb/ax88179_178a.c b/drivers/net/usb/ax88179_178a.c
index 8a7f2fd..03153c3 100644
--- a/drivers/net/usb/ax88179_178a.c
+++ b/drivers/net/usb/ax88179_178a.c
@@ -1373,59 +1373,69 @@ static int ax88179_rx_fixup(struct usbnet *dev, struct sk_buff *skb)
u16 hdr_off;
u32 *pkt_hdr;
- /* This check is no longer done by usbnet */
- if (skb->len < dev->net->hard_header_len)
+ /* At the end of the SKB, there's a header telling us how many packets
+ * are bundled into this buffer and where we can find an array of
+ * per-packet metadata (which contains elements encoded into u16).
+ */
+ if (skb->len < 4)
return 0;
-
skb_trim(skb, skb->len - 4);
memcpy(&rx_hdr, skb_tail_pointer(skb), 4);
le32_to_cpus(&rx_hdr);
-
pkt_cnt = (u16)rx_hdr;
hdr_off = (u16)(rx_hdr >> 16);
+
+ if (pkt_cnt == 0)
+ return 0;
+
+ /* Make sure that the bounds of the metadata array are inside the SKB
+ * (and in front of the counter at the end).
+ */
+ if (pkt_cnt * 2 + hdr_off > skb->len)
+ return 0;
pkt_hdr = (u32 *)(skb->data + hdr_off);
- while (pkt_cnt--) {
+ /* Packets must not overlap the metadata array */
+ skb_trim(skb, hdr_off);
+
+ for (; ; pkt_cnt--, pkt_hdr++) {
u16 pkt_len;
le32_to_cpus(pkt_hdr);
pkt_len = (*pkt_hdr >> 16) & 0x1fff;
+ if (pkt_len > skb->len)
+ return 0;
+
/* Check CRC or runt packet */
- if ((*pkt_hdr & AX_RXHDR_CRC_ERR) ||
- (*pkt_hdr & AX_RXHDR_DROP_ERR)) {
- skb_pull(skb, (pkt_len + 7) & 0xFFF8);
- pkt_hdr++;
- continue;
- }
+ if (((*pkt_hdr & (AX_RXHDR_CRC_ERR | AX_RXHDR_DROP_ERR)) == 0) &&
+ pkt_len >= 2 + ETH_HLEN) {
+ bool last = (pkt_cnt == 0);
- if (pkt_cnt == 0) {
- skb->len = pkt_len;
- /* Skip IP alignment pseudo header */
- skb_pull(skb, 2);
- skb_set_tail_pointer(skb, skb->len);
- skb->truesize = pkt_len + sizeof(struct sk_buff);
- ax88179_rx_checksum(skb, pkt_hdr);
- return 1;
- }
-
- ax_skb = skb_clone(skb, GFP_ATOMIC);
- if (ax_skb) {
+ if (last) {
+ ax_skb = skb;
+ } else {
+ ax_skb = skb_clone(skb, GFP_ATOMIC);
+ if (!ax_skb)
+ return 0;
+ }
ax_skb->len = pkt_len;
/* Skip IP alignment pseudo header */
skb_pull(ax_skb, 2);
skb_set_tail_pointer(ax_skb, ax_skb->len);
ax_skb->truesize = pkt_len + sizeof(struct sk_buff);
ax88179_rx_checksum(ax_skb, pkt_hdr);
+
+ if (last)
+ return 1;
+
usbnet_skb_return(dev, ax_skb);
- } else {
- return 0;
}
- skb_pull(skb, (pkt_len + 7) & 0xFFF8);
- pkt_hdr++;
+ /* Trim this packet away from the SKB */
+ if (!skb_pull(skb, (pkt_len + 7) & 0xFFF8))
+ return 0;
}
- return 1;
}
static struct sk_buff *
diff --git a/drivers/net/usb/ipheth.c b/drivers/net/usb/ipheth.c
index 8e2eb20..cea005c 100644
--- a/drivers/net/usb/ipheth.c
+++ b/drivers/net/usb/ipheth.c
@@ -173,7 +173,7 @@ static int ipheth_alloc_urbs(struct ipheth_device *iphone)
if (tx_buf == NULL)
goto free_rx_urb;
- rx_buf = usb_alloc_coherent(iphone->udev, IPHETH_BUF_SIZE,
+ rx_buf = usb_alloc_coherent(iphone->udev, IPHETH_BUF_SIZE + IPHETH_IP_ALIGN,
GFP_KERNEL, &rx_urb->transfer_dma);
if (rx_buf == NULL)
goto free_tx_buf;
@@ -198,7 +198,7 @@ static int ipheth_alloc_urbs(struct ipheth_device *iphone)
static void ipheth_free_urbs(struct ipheth_device *iphone)
{
- usb_free_coherent(iphone->udev, IPHETH_BUF_SIZE, iphone->rx_buf,
+ usb_free_coherent(iphone->udev, IPHETH_BUF_SIZE + IPHETH_IP_ALIGN, iphone->rx_buf,
iphone->rx_urb->transfer_dma);
usb_free_coherent(iphone->udev, IPHETH_BUF_SIZE, iphone->tx_buf,
iphone->tx_urb->transfer_dma);
@@ -371,7 +371,7 @@ static int ipheth_rx_submit(struct ipheth_device *dev, gfp_t mem_flags)
usb_fill_bulk_urb(dev->rx_urb, udev,
usb_rcvbulkpipe(udev, dev->bulk_in),
- dev->rx_buf, IPHETH_BUF_SIZE,
+ dev->rx_buf, IPHETH_BUF_SIZE + IPHETH_IP_ALIGN,
ipheth_rcvbulk_callback,
dev);
dev->rx_urb->transfer_flags |= URB_NO_TRANSFER_DMA_MAP;
diff --git a/drivers/net/usb/qmi_wwan.c b/drivers/net/usb/qmi_wwan.c
index 928219a..e8d5795 100644
--- a/drivers/net/usb/qmi_wwan.c
+++ b/drivers/net/usb/qmi_wwan.c
@@ -1347,6 +1347,8 @@ static const struct usb_device_id products[] = {
{QMI_FIXED_INTF(0x413c, 0x81d7, 0)}, /* Dell Wireless 5821e */
{QMI_FIXED_INTF(0x413c, 0x81d7, 1)}, /* Dell Wireless 5821e preproduction config */
{QMI_FIXED_INTF(0x413c, 0x81e0, 0)}, /* Dell Wireless 5821e with eSIM support*/
+ {QMI_FIXED_INTF(0x413c, 0x81e4, 0)}, /* Dell Wireless 5829e with eSIM support*/
+ {QMI_FIXED_INTF(0x413c, 0x81e6, 0)}, /* Dell Wireless 5829e */
{QMI_FIXED_INTF(0x03f0, 0x4e1d, 8)}, /* HP lt4111 LTE/EV-DO/HSPA+ Gobi 4G Module */
{QMI_FIXED_INTF(0x03f0, 0x9d1d, 1)}, /* HP lt4120 Snapdragon X5 LTE */
{QMI_FIXED_INTF(0x22de, 0x9061, 3)}, /* WeTelecom WPD-600N */
diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-drv.c b/drivers/net/wireless/intel/iwlwifi/iwl-drv.c
index ade3c27..9cadfed 100644
--- a/drivers/net/wireless/intel/iwlwifi/iwl-drv.c
+++ b/drivers/net/wireless/intel/iwlwifi/iwl-drv.c
@@ -1511,6 +1511,8 @@ static void iwl_req_fw_callback(const struct firmware *ucode_raw, void *context)
out_unbind:
complete(&drv->request_firmware_complete);
device_release_driver(drv->trans->dev);
+ /* drv has just been freed by the release */
+ failure = false;
free:
if (failure)
iwl_dealloc_ucode(drv);
diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/trans-gen2.c b/drivers/net/wireless/intel/iwlwifi/pcie/trans-gen2.c
index ac05fd1..1c3635b 100644
--- a/drivers/net/wireless/intel/iwlwifi/pcie/trans-gen2.c
+++ b/drivers/net/wireless/intel/iwlwifi/pcie/trans-gen2.c
@@ -292,8 +292,7 @@ int iwl_trans_pcie_gen2_start_fw(struct iwl_trans *trans,
/* This may fail if AMT took ownership of the device */
if (iwl_pcie_prepare_card_hw(trans)) {
IWL_WARN(trans, "Exit HW not ready\n");
- ret = -EIO;
- goto out;
+ return -EIO;
}
iwl_enable_rfkill_int(trans);
diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/trans.c b/drivers/net/wireless/intel/iwlwifi/pcie/trans.c
index 7bfddce..4d3cbe5 100644
--- a/drivers/net/wireless/intel/iwlwifi/pcie/trans.c
+++ b/drivers/net/wireless/intel/iwlwifi/pcie/trans.c
@@ -1240,8 +1240,7 @@ static int iwl_trans_pcie_start_fw(struct iwl_trans *trans,
/* This may fail if AMT took ownership of the device */
if (iwl_pcie_prepare_card_hw(trans)) {
IWL_WARN(trans, "Exit HW not ready\n");
- ret = -EIO;
- goto out;
+ return -EIO;
}
iwl_enable_rfkill_int(trans);
diff --git a/drivers/parisc/ccio-dma.c b/drivers/parisc/ccio-dma.c
index d7649a7..224a364 100644
--- a/drivers/parisc/ccio-dma.c
+++ b/drivers/parisc/ccio-dma.c
@@ -1010,7 +1010,7 @@ ccio_unmap_sg(struct device *dev, struct scatterlist *sglist, int nents,
ioc->usg_calls++;
#endif
- while(sg_dma_len(sglist) && nents--) {
+ while (nents && sg_dma_len(sglist)) {
#ifdef CCIO_COLLECT_STATS
ioc->usg_pages += sg_dma_len(sglist) >> PAGE_SHIFT;
@@ -1018,6 +1018,7 @@ ccio_unmap_sg(struct device *dev, struct scatterlist *sglist, int nents,
ccio_unmap_page(dev, sg_dma_address(sglist),
sg_dma_len(sglist), direction, 0);
++sglist;
+ nents--;
}
DBG_RUN_SG("%s() DONE (nents %d)\n", __func__, nents);
diff --git a/drivers/parisc/sba_iommu.c b/drivers/parisc/sba_iommu.c
index 55b3274..0ad2f32 100644
--- a/drivers/parisc/sba_iommu.c
+++ b/drivers/parisc/sba_iommu.c
@@ -1063,7 +1063,7 @@ sba_unmap_sg(struct device *dev, struct scatterlist *sglist, int nents,
spin_unlock_irqrestore(&ioc->res_lock, flags);
#endif
- while (sg_dma_len(sglist) && nents--) {
+ while (nents && sg_dma_len(sglist)) {
sba_unmap_page(dev, sg_dma_address(sglist), sg_dma_len(sglist),
direction, 0);
@@ -1072,6 +1072,7 @@ sba_unmap_sg(struct device *dev, struct scatterlist *sglist, int nents,
ioc->usingle_calls--; /* kluge since call is unmap_sg() */
#endif
++sglist;
+ nents--;
}
DBG_RUN_SG("%s() DONE (nents %d)\n", __func__, nents);
diff --git a/drivers/rpmsg/rpmsg_char.c b/drivers/rpmsg/rpmsg_char.c
index 6a5b5b1..3805bcc 100644
--- a/drivers/rpmsg/rpmsg_char.c
+++ b/drivers/rpmsg/rpmsg_char.c
@@ -100,7 +100,7 @@ static int rpmsg_eptdev_destroy(struct device *dev, void *data)
/* wake up any blocked readers */
wake_up_interruptible(&eptdev->readq);
- device_del(&eptdev->dev);
+ cdev_device_del(&eptdev->cdev, &eptdev->dev);
put_device(&eptdev->dev);
return 0;
@@ -336,7 +336,6 @@ static void rpmsg_eptdev_release_device(struct device *dev)
ida_simple_remove(&rpmsg_ept_ida, dev->id);
ida_simple_remove(&rpmsg_minor_ida, MINOR(eptdev->dev.devt));
- cdev_del(&eptdev->cdev);
kfree(eptdev);
}
@@ -381,19 +380,13 @@ static int rpmsg_eptdev_create(struct rpmsg_ctrldev *ctrldev,
dev->id = ret;
dev_set_name(dev, "rpmsg%d", ret);
- ret = cdev_add(&eptdev->cdev, dev->devt, 1);
+ ret = cdev_device_add(&eptdev->cdev, &eptdev->dev);
if (ret)
goto free_ept_ida;
/* We can now rely on the release function for cleanup */
dev->release = rpmsg_eptdev_release_device;
- ret = device_add(dev);
- if (ret) {
- dev_err(dev, "device_add failed: %d\n", ret);
- put_device(dev);
- }
-
return ret;
free_ept_ida:
@@ -461,7 +454,6 @@ static void rpmsg_ctrldev_release_device(struct device *dev)
ida_simple_remove(&rpmsg_ctrl_ida, dev->id);
ida_simple_remove(&rpmsg_minor_ida, MINOR(dev->devt));
- cdev_del(&ctrldev->cdev);
kfree(ctrldev);
}
@@ -496,19 +488,13 @@ static int rpmsg_chrdev_probe(struct rpmsg_device *rpdev)
dev->id = ret;
dev_set_name(&ctrldev->dev, "rpmsg_ctrl%d", ret);
- ret = cdev_add(&ctrldev->cdev, dev->devt, 1);
+ ret = cdev_device_add(&ctrldev->cdev, &ctrldev->dev);
if (ret)
goto free_ctrl_ida;
/* We can now rely on the release function for cleanup */
dev->release = rpmsg_ctrldev_release_device;
- ret = device_add(dev);
- if (ret) {
- dev_err(&rpdev->dev, "device_add failed: %d\n", ret);
- put_device(dev);
- }
-
dev_set_drvdata(&rpdev->dev, ctrldev);
return ret;
@@ -534,7 +520,7 @@ static void rpmsg_chrdev_remove(struct rpmsg_device *rpdev)
if (ret)
dev_warn(&rpdev->dev, "failed to nuke endpoints: %d\n", ret);
- device_del(&ctrldev->dev);
+ cdev_device_del(&ctrldev->cdev, &ctrldev->dev);
put_device(&ctrldev->dev);
}
diff --git a/drivers/rtc/rtc-mc146818-lib.c b/drivers/rtc/rtc-mc146818-lib.c
index 18a6f15..86b8858 100644
--- a/drivers/rtc/rtc-mc146818-lib.c
+++ b/drivers/rtc/rtc-mc146818-lib.c
@@ -82,7 +82,7 @@ unsigned int mc146818_get_time(struct rtc_time *time)
time->tm_year += real_year - 72;
#endif
- if (century > 20)
+ if (century > 19)
time->tm_year += (century - 19) * 100;
/*
diff --git a/drivers/s390/scsi/zfcp_fc.c b/drivers/s390/scsi/zfcp_fc.c
index 0c5fd72..a7ed1ed 100644
--- a/drivers/s390/scsi/zfcp_fc.c
+++ b/drivers/s390/scsi/zfcp_fc.c
@@ -521,6 +521,8 @@ static void zfcp_fc_adisc_handler(void *data)
goto out;
}
+ /* re-init to undo drop from zfcp_fc_adisc() */
+ port->d_id = ntoh24(adisc_resp->adisc_port_id);
/* port is good, unblock rport without going through erp */
zfcp_scsi_schedule_rport_register(port);
out:
@@ -534,6 +536,7 @@ static int zfcp_fc_adisc(struct zfcp_port *port)
struct zfcp_fc_req *fc_req;
struct zfcp_adapter *adapter = port->adapter;
struct Scsi_Host *shost = adapter->scsi_host;
+ u32 d_id;
int ret;
fc_req = kmem_cache_zalloc(zfcp_fc_req_cache, GFP_ATOMIC);
@@ -558,7 +561,15 @@ static int zfcp_fc_adisc(struct zfcp_port *port)
fc_req->u.adisc.req.adisc_cmd = ELS_ADISC;
hton24(fc_req->u.adisc.req.adisc_port_id, fc_host_port_id(shost));
- ret = zfcp_fsf_send_els(adapter, port->d_id, &fc_req->ct_els,
+ d_id = port->d_id; /* remember as destination for send els below */
+ /*
+ * Force fresh GID_PN lookup on next port recovery.
+ * Must happen after request setup and before sending request,
+ * to prevent race with port->d_id re-init in zfcp_fc_adisc_handler().
+ */
+ port->d_id = 0;
+
+ ret = zfcp_fsf_send_els(adapter, d_id, &fc_req->ct_els,
ZFCP_FC_CTELS_TMO);
if (ret)
kmem_cache_free(zfcp_fc_req_cache, fc_req);
diff --git a/drivers/scsi/bnx2fc/bnx2fc_fcoe.c b/drivers/scsi/bnx2fc/bnx2fc_fcoe.c
index 116a56f..b91fd5d 100644
--- a/drivers/scsi/bnx2fc/bnx2fc_fcoe.c
+++ b/drivers/scsi/bnx2fc/bnx2fc_fcoe.c
@@ -80,7 +80,7 @@ static int bnx2fc_bind_pcidev(struct bnx2fc_hba *hba);
static void bnx2fc_unbind_pcidev(struct bnx2fc_hba *hba);
static struct fc_lport *bnx2fc_if_create(struct bnx2fc_interface *interface,
struct device *parent, int npiv);
-static void bnx2fc_destroy_work(struct work_struct *work);
+static void bnx2fc_port_destroy(struct fcoe_port *port);
static struct bnx2fc_hba *bnx2fc_hba_lookup(struct net_device *phys_dev);
static struct bnx2fc_interface *bnx2fc_interface_lookup(struct net_device
@@ -515,7 +515,8 @@ static int bnx2fc_l2_rcv_thread(void *arg)
static void bnx2fc_recv_frame(struct sk_buff *skb)
{
- u32 fr_len;
+ u64 crc_err;
+ u32 fr_len, fr_crc;
struct fc_lport *lport;
struct fcoe_rcv_info *fr;
struct fc_stats *stats;
@@ -549,6 +550,11 @@ static void bnx2fc_recv_frame(struct sk_buff *skb)
skb_pull(skb, sizeof(struct fcoe_hdr));
fr_len = skb->len - sizeof(struct fcoe_crc_eof);
+ stats = per_cpu_ptr(lport->stats, get_cpu());
+ stats->RxFrames++;
+ stats->RxWords += fr_len / FCOE_WORD_TO_BYTE;
+ put_cpu();
+
fp = (struct fc_frame *)skb;
fc_frame_init(fp);
fr_dev(fp) = lport;
@@ -631,16 +637,15 @@ static void bnx2fc_recv_frame(struct sk_buff *skb)
return;
}
- stats = per_cpu_ptr(lport->stats, smp_processor_id());
- stats->RxFrames++;
- stats->RxWords += fr_len / FCOE_WORD_TO_BYTE;
+ fr_crc = le32_to_cpu(fr_crc(fp));
- if (le32_to_cpu(fr_crc(fp)) !=
- ~crc32(~0, skb->data, fr_len)) {
- if (stats->InvalidCRCCount < 5)
+ if (unlikely(fr_crc != ~crc32(~0, skb->data, fr_len))) {
+ stats = per_cpu_ptr(lport->stats, get_cpu());
+ crc_err = (stats->InvalidCRCCount++);
+ put_cpu();
+ if (crc_err < 5)
printk(KERN_WARNING PFX "dropping frame with "
"CRC error\n");
- stats->InvalidCRCCount++;
kfree_skb(skb);
return;
}
@@ -911,9 +916,6 @@ static void bnx2fc_indicate_netevent(void *context, unsigned long event,
__bnx2fc_destroy(interface);
}
mutex_unlock(&bnx2fc_dev_lock);
-
- /* Ensure ALL destroy work has been completed before return */
- flush_workqueue(bnx2fc_wq);
return;
default:
@@ -1220,8 +1222,8 @@ static int bnx2fc_vport_destroy(struct fc_vport *vport)
mutex_unlock(&n_port->lp_mutex);
bnx2fc_free_vport(interface->hba, port->lport);
bnx2fc_port_shutdown(port->lport);
+ bnx2fc_port_destroy(port);
bnx2fc_interface_put(interface);
- queue_work(bnx2fc_wq, &port->destroy_work);
return 0;
}
@@ -1530,7 +1532,6 @@ static struct fc_lport *bnx2fc_if_create(struct bnx2fc_interface *interface,
port->lport = lport;
port->priv = interface;
port->get_netdev = bnx2fc_netdev;
- INIT_WORK(&port->destroy_work, bnx2fc_destroy_work);
/* Configure fcoe_port */
rc = bnx2fc_lport_config(lport);
@@ -1658,8 +1659,8 @@ static void __bnx2fc_destroy(struct bnx2fc_interface *interface)
bnx2fc_interface_cleanup(interface);
bnx2fc_stop(interface);
list_del(&interface->list);
+ bnx2fc_port_destroy(port);
bnx2fc_interface_put(interface);
- queue_work(bnx2fc_wq, &port->destroy_work);
}
/**
@@ -1700,15 +1701,12 @@ static int bnx2fc_destroy(struct net_device *netdev)
return rc;
}
-static void bnx2fc_destroy_work(struct work_struct *work)
+static void bnx2fc_port_destroy(struct fcoe_port *port)
{
- struct fcoe_port *port;
struct fc_lport *lport;
- port = container_of(work, struct fcoe_port, destroy_work);
lport = port->lport;
-
- BNX2FC_HBA_DBG(lport, "Entered bnx2fc_destroy_work\n");
+ BNX2FC_HBA_DBG(lport, "Entered %s, destroying lport %p\n", __func__, lport);
bnx2fc_if_destroy(lport);
}
@@ -2563,9 +2561,6 @@ static void bnx2fc_ulp_exit(struct cnic_dev *dev)
__bnx2fc_destroy(interface);
mutex_unlock(&bnx2fc_dev_lock);
- /* Ensure ALL destroy work has been completed before return */
- flush_workqueue(bnx2fc_wq);
-
bnx2fc_ulp_stop(hba);
/* unregister cnic device */
if (test_and_clear_bit(BNX2FC_CNIC_REGISTERED, &hba->reg_with_cnic))
diff --git a/drivers/spi/spi-bcm-qspi.c b/drivers/spi/spi-bcm-qspi.c
index 298b1dd..0321ac5 100644
--- a/drivers/spi/spi-bcm-qspi.c
+++ b/drivers/spi/spi-bcm-qspi.c
@@ -522,7 +522,7 @@ static void bcm_qspi_chip_select(struct bcm_qspi *qspi, int cs)
u32 rd = 0;
u32 wr = 0;
- if (qspi->base[CHIP_SELECT]) {
+ if (cs >= 0 && qspi->base[CHIP_SELECT]) {
rd = bcm_qspi_read(qspi, CHIP_SELECT, 0);
wr = (rd & ~0xff) | (1 << cs);
if (rd == wr)
diff --git a/drivers/spi/spi-meson-spicc.c b/drivers/spi/spi-meson-spicc.c
index 4d1d705..a050dfd 100644
--- a/drivers/spi/spi-meson-spicc.c
+++ b/drivers/spi/spi-meson-spicc.c
@@ -529,6 +529,11 @@ static int meson_spicc_probe(struct platform_device *pdev)
writel_relaxed(0, spicc->base + SPICC_INTREG);
irq = platform_get_irq(pdev, 0);
+ if (irq < 0) {
+ ret = irq;
+ goto out_master;
+ }
+
ret = devm_request_irq(&pdev->dev, irq, meson_spicc_irq,
0, NULL, spicc);
if (ret) {
diff --git a/drivers/spi/spi-mt65xx.c b/drivers/spi/spi-mt65xx.c
index 690e8dd..faca2ab 100644
--- a/drivers/spi/spi-mt65xx.c
+++ b/drivers/spi/spi-mt65xx.c
@@ -498,7 +498,7 @@ static irqreturn_t mtk_spi_interrupt(int irq, void *dev_id)
else
mdata->state = MTK_SPI_IDLE;
- if (!master->can_dma(master, master->cur_msg->spi, trans)) {
+ if (!master->can_dma(master, NULL, trans)) {
if (trans->rx_buf) {
cnt = mdata->xfer_len / 4;
ioread32_rep(mdata->base + SPI_RX_DATA_REG,
diff --git a/drivers/staging/fbtft/fbtft.h b/drivers/staging/fbtft/fbtft.h
index 488ab78..b086e8e 100644
--- a/drivers/staging/fbtft/fbtft.h
+++ b/drivers/staging/fbtft/fbtft.h
@@ -342,7 +342,10 @@ static int __init fbtft_driver_module_init(void) \
ret = spi_register_driver(&fbtft_driver_spi_driver); \
if (ret < 0) \
return ret; \
- return platform_driver_register(&fbtft_driver_platform_driver); \
+ ret = platform_driver_register(&fbtft_driver_platform_driver); \
+ if (ret < 0) \
+ spi_unregister_driver(&fbtft_driver_spi_driver); \
+ return ret; \
} \
\
static void __exit fbtft_driver_module_exit(void) \
diff --git a/drivers/staging/typec/tcpm.c b/drivers/staging/typec/tcpm.c
index 4fff829..04734a8 100644
--- a/drivers/staging/typec/tcpm.c
+++ b/drivers/staging/typec/tcpm.c
@@ -3103,7 +3103,8 @@ static void _tcpm_pd_vbus_off(struct tcpm_port *port)
case SNK_TRYWAIT_DEBOUNCE:
break;
case SNK_ATTACH_WAIT:
- tcpm_set_state(port, SNK_UNATTACHED, 0);
+ case SNK_DEBOUNCED:
+ /* Do nothing, as TCPM is still waiting for vbus to reaach VSAFE5V to connect */
break;
case SNK_NEGOTIATE_CAPABILITIES:
diff --git a/drivers/target/iscsi/iscsi_target_tpg.c b/drivers/target/iscsi/iscsi_target_tpg.c
index 16e7516..2b78843 100644
--- a/drivers/target/iscsi/iscsi_target_tpg.c
+++ b/drivers/target/iscsi/iscsi_target_tpg.c
@@ -448,6 +448,9 @@ static bool iscsit_tpg_check_network_portal(
break;
}
spin_unlock(&tpg->tpg_np_lock);
+
+ if (match)
+ break;
}
spin_unlock(&tiqn->tiqn_tpg_lock);
diff --git a/drivers/tty/n_gsm.c b/drivers/tty/n_gsm.c
index c70e79a..52a4392 100644
--- a/drivers/tty/n_gsm.c
+++ b/drivers/tty/n_gsm.c
@@ -325,6 +325,7 @@ static struct tty_driver *gsm_tty_driver;
#define GSM1_ESCAPE_BITS 0x20
#define XON 0x11
#define XOFF 0x13
+#define ISO_IEC_646_MASK 0x7F
static const struct tty_port_operations gsm_port_ops;
@@ -543,7 +544,8 @@ static int gsm_stuff_frame(const u8 *input, u8 *output, int len)
int olen = 0;
while (len--) {
if (*input == GSM1_SOF || *input == GSM1_ESCAPE
- || *input == XON || *input == XOFF) {
+ || (*input & ISO_IEC_646_MASK) == XON
+ || (*input & ISO_IEC_646_MASK) == XOFF) {
*output++ = GSM1_ESCAPE;
*output++ = *input++ ^ GSM1_ESCAPE_BITS;
olen++;
diff --git a/drivers/tty/n_tty.c b/drivers/tty/n_tty.c
index 8214b03..690cb5a 100644
--- a/drivers/tty/n_tty.c
+++ b/drivers/tty/n_tty.c
@@ -1377,7 +1377,7 @@ n_tty_receive_char_special(struct tty_struct *tty, unsigned char c)
put_tty_queue(c, ldata);
smp_store_release(&ldata->canon_head, ldata->read_head);
kill_fasync(&tty->fasync, SIGIO, POLL_IN);
- wake_up_interruptible_poll(&tty->read_wait, POLLIN);
+ wake_up_interruptible_poll(&tty->read_wait, POLLIN | POLLRDNORM);
return 0;
}
}
@@ -1658,7 +1658,7 @@ static void __receive_buf(struct tty_struct *tty, const unsigned char *cp,
if (read_cnt(ldata)) {
kill_fasync(&tty->fasync, SIGIO, POLL_IN);
- wake_up_interruptible_poll(&tty->read_wait, POLLIN);
+ wake_up_interruptible_poll(&tty->read_wait, POLLIN | POLLRDNORM);
}
}
diff --git a/drivers/tty/serial/8250/8250_gsc.c b/drivers/tty/serial/8250/8250_gsc.c
index df2931e..68ee0c5 100644
--- a/drivers/tty/serial/8250/8250_gsc.c
+++ b/drivers/tty/serial/8250/8250_gsc.c
@@ -30,7 +30,7 @@ static int __init serial_init_chip(struct parisc_device *dev)
unsigned long address;
int err;
-#ifdef CONFIG_64BIT
+#if defined(CONFIG_64BIT) && defined(CONFIG_IOSAPIC)
if (!dev->irq && (dev->id.sversion == 0xad))
dev->irq = iosapic_serial_irq(dev);
#endif
diff --git a/drivers/tty/serial/8250/8250_pci.c b/drivers/tty/serial/8250/8250_pci.c
index 72015cc..527b394 100644
--- a/drivers/tty/serial/8250/8250_pci.c
+++ b/drivers/tty/serial/8250/8250_pci.c
@@ -4808,8 +4808,30 @@ static const struct pci_device_id serial_pci_tbl[] = {
{ PCI_VENDOR_ID_INTASHIELD, PCI_DEVICE_ID_INTASHIELD_IS400,
PCI_ANY_ID, PCI_ANY_ID, 0, 0, /* 135a.0dc0 */
pbn_b2_4_115200 },
+ /* Brainboxes Devices */
/*
- * BrainBoxes UC-260
+ * Brainboxes UC-101
+ */
+ { PCI_VENDOR_ID_INTASHIELD, 0x0BA1,
+ PCI_ANY_ID, PCI_ANY_ID,
+ 0, 0,
+ pbn_b2_2_115200 },
+ /*
+ * Brainboxes UC-235/246
+ */
+ { PCI_VENDOR_ID_INTASHIELD, 0x0AA1,
+ PCI_ANY_ID, PCI_ANY_ID,
+ 0, 0,
+ pbn_b2_1_115200 },
+ /*
+ * Brainboxes UC-257
+ */
+ { PCI_VENDOR_ID_INTASHIELD, 0x0861,
+ PCI_ANY_ID, PCI_ANY_ID,
+ 0, 0,
+ pbn_b2_2_115200 },
+ /*
+ * Brainboxes UC-260/271/701/756
*/
{ PCI_VENDOR_ID_INTASHIELD, 0x0D21,
PCI_ANY_ID, PCI_ANY_ID,
@@ -4817,7 +4839,81 @@ static const struct pci_device_id serial_pci_tbl[] = {
pbn_b2_4_115200 },
{ PCI_VENDOR_ID_INTASHIELD, 0x0E34,
PCI_ANY_ID, PCI_ANY_ID,
- PCI_CLASS_COMMUNICATION_MULTISERIAL << 8, 0xffff00,
+ PCI_CLASS_COMMUNICATION_MULTISERIAL << 8, 0xffff00,
+ pbn_b2_4_115200 },
+ /*
+ * Brainboxes UC-268
+ */
+ { PCI_VENDOR_ID_INTASHIELD, 0x0841,
+ PCI_ANY_ID, PCI_ANY_ID,
+ 0, 0,
+ pbn_b2_4_115200 },
+ /*
+ * Brainboxes UC-275/279
+ */
+ { PCI_VENDOR_ID_INTASHIELD, 0x0881,
+ PCI_ANY_ID, PCI_ANY_ID,
+ 0, 0,
+ pbn_b2_8_115200 },
+ /*
+ * Brainboxes UC-302
+ */
+ { PCI_VENDOR_ID_INTASHIELD, 0x08E1,
+ PCI_ANY_ID, PCI_ANY_ID,
+ 0, 0,
+ pbn_b2_2_115200 },
+ /*
+ * Brainboxes UC-310
+ */
+ { PCI_VENDOR_ID_INTASHIELD, 0x08C1,
+ PCI_ANY_ID, PCI_ANY_ID,
+ 0, 0,
+ pbn_b2_2_115200 },
+ /*
+ * Brainboxes UC-313
+ */
+ { PCI_VENDOR_ID_INTASHIELD, 0x08A3,
+ PCI_ANY_ID, PCI_ANY_ID,
+ 0, 0,
+ pbn_b2_2_115200 },
+ /*
+ * Brainboxes UC-320/324
+ */
+ { PCI_VENDOR_ID_INTASHIELD, 0x0A61,
+ PCI_ANY_ID, PCI_ANY_ID,
+ 0, 0,
+ pbn_b2_1_115200 },
+ /*
+ * Brainboxes UC-346
+ */
+ { PCI_VENDOR_ID_INTASHIELD, 0x0B02,
+ PCI_ANY_ID, PCI_ANY_ID,
+ 0, 0,
+ pbn_b2_4_115200 },
+ /*
+ * Brainboxes UC-357
+ */
+ { PCI_VENDOR_ID_INTASHIELD, 0x0A81,
+ PCI_ANY_ID, PCI_ANY_ID,
+ 0, 0,
+ pbn_b2_2_115200 },
+ { PCI_VENDOR_ID_INTASHIELD, 0x0A83,
+ PCI_ANY_ID, PCI_ANY_ID,
+ 0, 0,
+ pbn_b2_2_115200 },
+ /*
+ * Brainboxes UC-368
+ */
+ { PCI_VENDOR_ID_INTASHIELD, 0x0C41,
+ PCI_ANY_ID, PCI_ANY_ID,
+ 0, 0,
+ pbn_b2_4_115200 },
+ /*
+ * Brainboxes UC-420/431
+ */
+ { PCI_VENDOR_ID_INTASHIELD, 0x0921,
+ PCI_ANY_ID, PCI_ANY_ID,
+ 0, 0,
pbn_b2_4_115200 },
/*
* Perle PCI-RAS cards
diff --git a/drivers/tty/serial/stm32-usart.c b/drivers/tty/serial/stm32-usart.c
index a10335e..52bedd4 100644
--- a/drivers/tty/serial/stm32-usart.c
+++ b/drivers/tty/serial/stm32-usart.c
@@ -402,7 +402,7 @@ static void stm32_start_tx(struct uart_port *port)
{
struct circ_buf *xmit = &port->state->xmit;
- if (uart_circ_empty(xmit))
+ if (uart_circ_empty(xmit) && !port->x_char)
return;
stm32_transmit_chars(port);
diff --git a/drivers/tty/vt/vt_ioctl.c b/drivers/tty/vt/vt_ioctl.c
index cca8c84..6bc9af5 100644
--- a/drivers/tty/vt/vt_ioctl.c
+++ b/drivers/tty/vt/vt_ioctl.c
@@ -691,6 +691,7 @@ int vt_ioctl(struct tty_struct *tty,
ret = -ENXIO;
else {
arg--;
+ arg = array_index_nospec(arg, MAX_NR_CONSOLES);
console_lock();
ret = vc_allocate(arg);
console_unlock();
@@ -715,9 +716,9 @@ int vt_ioctl(struct tty_struct *tty,
if (vsa.console == 0 || vsa.console > MAX_NR_CONSOLES)
ret = -ENXIO;
else {
- vsa.console = array_index_nospec(vsa.console,
- MAX_NR_CONSOLES + 1);
vsa.console--;
+ vsa.console = array_index_nospec(vsa.console,
+ MAX_NR_CONSOLES);
console_lock();
ret = vc_allocate(vsa.console);
if (ret == 0) {
diff --git a/drivers/usb/common/ulpi.c b/drivers/usb/common/ulpi.c
index e02acfb..21b0128 100644
--- a/drivers/usb/common/ulpi.c
+++ b/drivers/usb/common/ulpi.c
@@ -42,8 +42,11 @@ static int ulpi_match(struct device *dev, struct device_driver *driver)
struct ulpi *ulpi = to_ulpi_dev(dev);
const struct ulpi_device_id *id;
- /* Some ULPI devices don't have a vendor id so rely on OF match */
- if (ulpi->id.vendor == 0)
+ /*
+ * Some ULPI devices don't have a vendor id
+ * or provide an id_table so rely on OF match.
+ */
+ if (ulpi->id.vendor == 0 || !drv->id_table)
return of_driver_match_device(dev, driver);
for (id = drv->id_table; id->vendor; id++)
@@ -132,6 +135,7 @@ static const struct attribute_group *ulpi_dev_attr_groups[] = {
static void ulpi_dev_release(struct device *dev)
{
+ of_node_put(dev->of_node);
kfree(to_ulpi_dev(dev));
}
@@ -248,12 +252,16 @@ static int ulpi_register(struct device *dev, struct ulpi *ulpi)
return ret;
ret = ulpi_read_id(ulpi);
- if (ret)
+ if (ret) {
+ of_node_put(ulpi->dev.of_node);
return ret;
+ }
ret = device_register(&ulpi->dev);
- if (ret)
+ if (ret) {
+ put_device(&ulpi->dev);
return ret;
+ }
dev_dbg(&ulpi->dev, "registered ULPI PHY: vendor %04x, product %04x\n",
ulpi->id.vendor, ulpi->id.product);
@@ -300,7 +308,6 @@ EXPORT_SYMBOL_GPL(ulpi_register_interface);
*/
void ulpi_unregister_interface(struct ulpi *ulpi)
{
- of_node_put(ulpi->dev.of_node);
device_unregister(&ulpi->dev);
}
EXPORT_SYMBOL_GPL(ulpi_unregister_interface);
diff --git a/drivers/usb/core/hcd.c b/drivers/usb/core/hcd.c
index a77a260..b07a61f 100644
--- a/drivers/usb/core/hcd.c
+++ b/drivers/usb/core/hcd.c
@@ -1679,6 +1679,13 @@ int usb_hcd_submit_urb (struct urb *urb, gfp_t mem_flags)
urb->hcpriv = NULL;
INIT_LIST_HEAD(&urb->urb_list);
atomic_dec(&urb->use_count);
+ /*
+ * Order the write of urb->use_count above before the read
+ * of urb->reject below. Pairs with the memory barriers in
+ * usb_kill_urb() and usb_poison_urb().
+ */
+ smp_mb__after_atomic();
+
atomic_dec(&urb->dev->urbnum);
if (atomic_read(&urb->reject))
wake_up(&usb_kill_urb_queue);
@@ -1788,6 +1795,13 @@ static void __usb_hcd_giveback_urb(struct urb *urb)
usb_anchor_resume_wakeups(anchor);
atomic_dec(&urb->use_count);
+ /*
+ * Order the write of urb->use_count above before the read
+ * of urb->reject below. Pairs with the memory barriers in
+ * usb_kill_urb() and usb_poison_urb().
+ */
+ smp_mb__after_atomic();
+
if (unlikely(atomic_read(&urb->reject)))
wake_up(&usb_kill_urb_queue);
usb_put_urb(urb);
diff --git a/drivers/usb/core/urb.c b/drivers/usb/core/urb.c
index bd6ebc9..ed6a542 100644
--- a/drivers/usb/core/urb.c
+++ b/drivers/usb/core/urb.c
@@ -686,6 +686,12 @@ void usb_kill_urb(struct urb *urb)
if (!(urb && urb->dev && urb->ep))
return;
atomic_inc(&urb->reject);
+ /*
+ * Order the write of urb->reject above before the read
+ * of urb->use_count below. Pairs with the barriers in
+ * __usb_hcd_giveback_urb() and usb_hcd_submit_urb().
+ */
+ smp_mb__after_atomic();
usb_hcd_unlink_urb(urb, -ENOENT);
wait_event(usb_kill_urb_queue, atomic_read(&urb->use_count) == 0);
@@ -727,6 +733,12 @@ void usb_poison_urb(struct urb *urb)
if (!urb)
return;
atomic_inc(&urb->reject);
+ /*
+ * Order the write of urb->reject above before the read
+ * of urb->use_count below. Pairs with the barriers in
+ * __usb_hcd_giveback_urb() and usb_hcd_submit_urb().
+ */
+ smp_mb__after_atomic();
if (!urb->dev || !urb->ep)
return;
diff --git a/drivers/usb/dwc2/gadget.c b/drivers/usb/dwc2/gadget.c
index f1edc57..dddc5d0 100644
--- a/drivers/usb/dwc2/gadget.c
+++ b/drivers/usb/dwc2/gadget.c
@@ -4783,7 +4783,7 @@ int dwc2_hsotg_suspend(struct dwc2_hsotg *hsotg)
hsotg->gadget.speed = USB_SPEED_UNKNOWN;
spin_unlock_irqrestore(&hsotg->lock, flags);
- for (ep = 0; ep < hsotg->num_of_eps; ep++) {
+ for (ep = 1; ep < hsotg->num_of_eps; ep++) {
if (hsotg->eps_in[ep])
dwc2_hsotg_ep_disable(&hsotg->eps_in[ep]->ep);
if (hsotg->eps_out[ep])
diff --git a/drivers/usb/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c
index 96bd021..029bc63 100644
--- a/drivers/usb/dwc3/gadget.c
+++ b/drivers/usb/dwc3/gadget.c
@@ -1107,6 +1107,19 @@ static void __dwc3_prepare_one_trb(struct dwc3_ep *dep, struct dwc3_trb *trb,
if (usb_endpoint_xfer_bulk(dep->endpoint.desc) && dep->stream_capable)
trb->ctrl |= DWC3_TRB_CTRL_SID_SOFN(stream_id);
+ /*
+ * As per data book 4.2.3.2TRB Control Bit Rules section
+ *
+ * The controller autonomously checks the HWO field of a TRB to determine if the
+ * entire TRB is valid. Therefore, software must ensure that the rest of the TRB
+ * is valid before setting the HWO field to '1'. In most systems, this means that
+ * software must update the fourth DWORD of a TRB last.
+ *
+ * However there is a possibility of CPU re-ordering here which can cause
+ * controller to observe the HWO bit set prematurely.
+ * Add a write memory barrier to prevent CPU re-ordering.
+ */
+ wmb();
trb->ctrl |= DWC3_TRB_CTRL_HWO;
trace_dwc3_prepare_trb(dep, trb);
diff --git a/drivers/usb/gadget/composite.c b/drivers/usb/gadget/composite.c
index 2fe8e79..2d5e71c 100644
--- a/drivers/usb/gadget/composite.c
+++ b/drivers/usb/gadget/composite.c
@@ -2050,6 +2050,9 @@ composite_setup(struct usb_gadget *gadget, const struct usb_ctrlrequest *ctrl)
if (w_index != 0x5 || (w_value >> 8))
break;
interface = w_value & 0xFF;
+ if (interface >= MAX_CONFIG_INTERFACES ||
+ !os_desc_cfg->interface[interface])
+ break;
buf[6] = w_index;
if (w_length == 0x0A) {
count = count_ext_prop(os_desc_cfg,
diff --git a/drivers/usb/gadget/function/f_fs.c b/drivers/usb/gadget/function/f_fs.c
index c8cb687..a310722 100644
--- a/drivers/usb/gadget/function/f_fs.c
+++ b/drivers/usb/gadget/function/f_fs.c
@@ -1634,16 +1634,24 @@ static void ffs_data_put(struct ffs_data *ffs)
static void ffs_data_closed(struct ffs_data *ffs)
{
+ struct ffs_epfile *epfiles;
+ unsigned long flags;
+
ENTER();
if (atomic_dec_and_test(&ffs->opened)) {
if (ffs->no_disconnect) {
ffs->state = FFS_DEACTIVATED;
- if (ffs->epfiles) {
- ffs_epfiles_destroy(ffs->epfiles,
- ffs->eps_count);
- ffs->epfiles = NULL;
- }
+ spin_lock_irqsave(&ffs->eps_lock, flags);
+ epfiles = ffs->epfiles;
+ ffs->epfiles = NULL;
+ spin_unlock_irqrestore(&ffs->eps_lock,
+ flags);
+
+ if (epfiles)
+ ffs_epfiles_destroy(epfiles,
+ ffs->eps_count);
+
if (ffs->setup_state == FFS_SETUP_PENDING)
__ffs_ep0_stall(ffs);
} else {
@@ -1690,14 +1698,27 @@ static struct ffs_data *ffs_data_new(const char *dev_name)
static void ffs_data_clear(struct ffs_data *ffs)
{
+ struct ffs_epfile *epfiles;
+ unsigned long flags;
+
ENTER();
ffs_closed(ffs);
BUG_ON(ffs->gadget);
- if (ffs->epfiles) {
- ffs_epfiles_destroy(ffs->epfiles, ffs->eps_count);
+ spin_lock_irqsave(&ffs->eps_lock, flags);
+ epfiles = ffs->epfiles;
+ ffs->epfiles = NULL;
+ spin_unlock_irqrestore(&ffs->eps_lock, flags);
+
+ /*
+ * potential race possible between ffs_func_eps_disable
+ * & ffs_epfile_release therefore maintaining a local
+ * copy of epfile will save us from use-after-free.
+ */
+ if (epfiles) {
+ ffs_epfiles_destroy(epfiles, ffs->eps_count);
ffs->epfiles = NULL;
}
@@ -1845,12 +1866,15 @@ static void ffs_epfiles_destroy(struct ffs_epfile *epfiles, unsigned count)
static void ffs_func_eps_disable(struct ffs_function *func)
{
- struct ffs_ep *ep = func->eps;
- struct ffs_epfile *epfile = func->ffs->epfiles;
- unsigned count = func->ffs->eps_count;
+ struct ffs_ep *ep;
+ struct ffs_epfile *epfile;
+ unsigned short count;
unsigned long flags;
spin_lock_irqsave(&func->ffs->eps_lock, flags);
+ count = func->ffs->eps_count;
+ epfile = func->ffs->epfiles;
+ ep = func->eps;
while (count--) {
/* pending requests get nuked */
if (likely(ep->ep))
@@ -1868,14 +1892,18 @@ static void ffs_func_eps_disable(struct ffs_function *func)
static int ffs_func_eps_enable(struct ffs_function *func)
{
- struct ffs_data *ffs = func->ffs;
- struct ffs_ep *ep = func->eps;
- struct ffs_epfile *epfile = ffs->epfiles;
- unsigned count = ffs->eps_count;
+ struct ffs_data *ffs;
+ struct ffs_ep *ep;
+ struct ffs_epfile *epfile;
+ unsigned short count;
unsigned long flags;
int ret = 0;
spin_lock_irqsave(&func->ffs->eps_lock, flags);
+ ffs = func->ffs;
+ ep = func->eps;
+ epfile = ffs->epfiles;
+ count = ffs->eps_count;
while(count--) {
ep->ep->driver_data = ep;
diff --git a/drivers/usb/gadget/function/f_sourcesink.c b/drivers/usb/gadget/function/f_sourcesink.c
index 1c5745f..16142c3 100644
--- a/drivers/usb/gadget/function/f_sourcesink.c
+++ b/drivers/usb/gadget/function/f_sourcesink.c
@@ -587,6 +587,7 @@ static int source_sink_start_ep(struct f_sourcesink *ss, bool is_in,
if (is_iso) {
switch (speed) {
+ case USB_SPEED_SUPER_PLUS:
case USB_SPEED_SUPER:
size = ss->isoc_maxpacket *
(ss->isoc_mult + 1) *
diff --git a/drivers/usb/gadget/function/rndis.c b/drivers/usb/gadget/function/rndis.c
index 78b6bcd..5620aef 100644
--- a/drivers/usb/gadget/function/rndis.c
+++ b/drivers/usb/gadget/function/rndis.c
@@ -649,14 +649,17 @@ static int rndis_set_response(struct rndis_params *params,
rndis_set_cmplt_type *resp;
rndis_resp_t *r;
+ BufLength = le32_to_cpu(buf->InformationBufferLength);
+ BufOffset = le32_to_cpu(buf->InformationBufferOffset);
+ if ((BufLength > RNDIS_MAX_TOTAL_SIZE) ||
+ (BufOffset + 8 >= RNDIS_MAX_TOTAL_SIZE))
+ return -EINVAL;
+
r = rndis_add_response(params, sizeof(rndis_set_cmplt_type));
if (!r)
return -ENOMEM;
resp = (rndis_set_cmplt_type *)r->buf;
- BufLength = le32_to_cpu(buf->InformationBufferLength);
- BufOffset = le32_to_cpu(buf->InformationBufferOffset);
-
#ifdef VERBOSE_DEBUG
pr_debug("%s: Length: %d\n", __func__, BufLength);
pr_debug("%s: Offset: %d\n", __func__, BufOffset);
diff --git a/drivers/usb/serial/ch341.c b/drivers/usb/serial/ch341.c
index 4ae7afc..71da297 100644
--- a/drivers/usb/serial/ch341.c
+++ b/drivers/usb/serial/ch341.c
@@ -87,6 +87,7 @@ static const struct usb_device_id id_table[] = {
{ USB_DEVICE(0x1a86, 0x5523) },
{ USB_DEVICE(0x1a86, 0x7522) },
{ USB_DEVICE(0x1a86, 0x7523) },
+ { USB_DEVICE(0x2184, 0x0057) },
{ USB_DEVICE(0x4348, 0x5523) },
{ USB_DEVICE(0x9986, 0x7523) },
{ },
diff --git a/drivers/usb/serial/cp210x.c b/drivers/usb/serial/cp210x.c
index 6f00b11..e3e7119 100644
--- a/drivers/usb/serial/cp210x.c
+++ b/drivers/usb/serial/cp210x.c
@@ -55,6 +55,7 @@ static int cp210x_port_remove(struct usb_serial_port *);
static void cp210x_dtr_rts(struct usb_serial_port *p, int on);
static const struct usb_device_id id_table[] = {
+ { USB_DEVICE(0x0404, 0x034C) }, /* NCR Retail IO Box */
{ USB_DEVICE(0x045B, 0x0053) }, /* Renesas RX610 RX-Stick */
{ USB_DEVICE(0x0471, 0x066A) }, /* AKTAKOM ACE-1001 cable */
{ USB_DEVICE(0x0489, 0xE000) }, /* Pirelli Broadband S.p.A, DP-L10 SIP/GSM Mobile */
@@ -72,6 +73,7 @@ static const struct usb_device_id id_table[] = {
{ USB_DEVICE(0x0FCF, 0x1004) }, /* Dynastream ANT2USB */
{ USB_DEVICE(0x0FCF, 0x1006) }, /* Dynastream ANT development board */
{ USB_DEVICE(0x0FDE, 0xCA05) }, /* OWL Wireless Electricity Monitor CM-160 */
+ { USB_DEVICE(0x106F, 0x0003) }, /* CPI / Money Controls Bulk Coin Recycler */
{ USB_DEVICE(0x10A6, 0xAA26) }, /* Knock-off DCU-11 cable */
{ USB_DEVICE(0x10AB, 0x10C5) }, /* Siemens MC60 Cable */
{ USB_DEVICE(0x10B5, 0xAC70) }, /* Nokia CA-42 USB */
diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c
index bcf4ba4..4857e79 100644
--- a/drivers/usb/serial/ftdi_sio.c
+++ b/drivers/usb/serial/ftdi_sio.c
@@ -964,6 +964,7 @@ static const struct usb_device_id id_table_combined[] = {
{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_VX_023_PID) },
{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_VX_034_PID) },
{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_101_PID) },
+ { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_159_PID) },
{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_160_1_PID) },
{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_160_2_PID) },
{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_160_3_PID) },
@@ -972,12 +973,14 @@ static const struct usb_device_id id_table_combined[] = {
{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_160_6_PID) },
{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_160_7_PID) },
{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_160_8_PID) },
+ { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_235_PID) },
{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_257_PID) },
{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_279_1_PID) },
{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_279_2_PID) },
{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_279_3_PID) },
{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_279_4_PID) },
{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_313_PID) },
+ { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_320_PID) },
{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_324_PID) },
{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_346_1_PID) },
{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_346_2_PID) },
diff --git a/drivers/usb/serial/ftdi_sio_ids.h b/drivers/usb/serial/ftdi_sio_ids.h
index 755858c..d1a9564 100644
--- a/drivers/usb/serial/ftdi_sio_ids.h
+++ b/drivers/usb/serial/ftdi_sio_ids.h
@@ -1506,6 +1506,9 @@
#define BRAINBOXES_VX_023_PID 0x1003 /* VX-023 ExpressCard 1 Port RS422/485 */
#define BRAINBOXES_VX_034_PID 0x1004 /* VX-034 ExpressCard 2 Port RS422/485 */
#define BRAINBOXES_US_101_PID 0x1011 /* US-101 1xRS232 */
+#define BRAINBOXES_US_159_PID 0x1021 /* US-159 1xRS232 */
+#define BRAINBOXES_US_235_PID 0x1017 /* US-235 1xRS232 */
+#define BRAINBOXES_US_320_PID 0x1019 /* US-320 1xRS422/485 */
#define BRAINBOXES_US_324_PID 0x1013 /* US-324 1xRS422/485 1Mbaud */
#define BRAINBOXES_US_606_1_PID 0x2001 /* US-606 6 Port RS232 Serial Port 1 and 2 */
#define BRAINBOXES_US_606_2_PID 0x2002 /* US-606 6 Port RS232 Serial Port 3 and 4 */
diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c
index b101a50..2a95179 100644
--- a/drivers/usb/serial/option.c
+++ b/drivers/usb/serial/option.c
@@ -1652,6 +1652,8 @@ static const struct usb_device_id option_ids[] = {
.driver_info = RSVD(2) },
{ USB_DEVICE_INTERFACE_CLASS(ZTE_VENDOR_ID, 0x1476, 0xff) }, /* GosunCn ZTE WeLink ME3630 (ECM/NCM mode) */
{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1481, 0xff, 0x00, 0x00) }, /* ZTE MF871A */
+ { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1485, 0xff, 0xff, 0xff), /* ZTE MF286D */
+ .driver_info = RSVD(5) },
{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1533, 0xff, 0xff, 0xff) },
{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1534, 0xff, 0xff, 0xff) },
{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1535, 0xff, 0xff, 0xff) },
diff --git a/drivers/usb/storage/unusual_devs.h b/drivers/usb/storage/unusual_devs.h
index 1591578..fedf7e2 100644
--- a/drivers/usb/storage/unusual_devs.h
+++ b/drivers/usb/storage/unusual_devs.h
@@ -2320,6 +2320,16 @@ UNUSUAL_DEV( 0x2027, 0xa001, 0x0000, 0x9999,
USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_euscsi_init,
US_FL_SCM_MULT_TARG ),
+/*
+ * Reported by DocMAX <mail@vacharakis.de>
+ * and Thomas Weißschuh <linux@weissschuh.net>
+ */
+UNUSUAL_DEV( 0x2109, 0x0715, 0x9999, 0x9999,
+ "VIA Labs, Inc.",
+ "VL817 SATA Bridge",
+ USB_SC_DEVICE, USB_PR_DEVICE, NULL,
+ US_FL_IGNORE_UAS),
+
UNUSUAL_DEV( 0x2116, 0x0320, 0x0001, 0x0001,
"ST",
"2A",
diff --git a/fs/btrfs/send.c b/fs/btrfs/send.c
index ad570c3..efab944 100644
--- a/fs/btrfs/send.c
+++ b/fs/btrfs/send.c
@@ -4944,6 +4944,10 @@ static ssize_t fill_read_buf(struct send_ctx *sctx, u64 offset, u32 len)
lock_page(page);
if (!PageUptodate(page)) {
unlock_page(page);
+ btrfs_err(fs_info,
+ "send: IO error at offset %llu for inode %llu root %llu",
+ page_offset(page), sctx->cur_ino,
+ sctx->send_root->root_key.objectid);
put_page(page);
ret = -EIO;
break;
diff --git a/fs/ext4/inline.c b/fs/ext4/inline.c
index 3d898d7..6be59e7 100644
--- a/fs/ext4/inline.c
+++ b/fs/ext4/inline.c
@@ -1145,7 +1145,15 @@ static void ext4_restore_inline_data(handle_t *handle, struct inode *inode,
struct ext4_iloc *iloc,
void *buf, int inline_size)
{
- ext4_create_inline_data(handle, inode, inline_size);
+ int ret;
+
+ ret = ext4_create_inline_data(handle, inode, inline_size);
+ if (ret) {
+ ext4_msg(inode->i_sb, KERN_EMERG,
+ "error restoring inline_data for inode -- potential data loss! (inode %lu, error %d)",
+ inode->i_ino, ret);
+ return;
+ }
ext4_write_inline_data(inode, iloc, buf, 0, inline_size);
ext4_set_inode_state(inode, EXT4_STATE_MAY_INLINE_DATA);
}
diff --git a/fs/nfs/callback.h b/fs/nfs/callback.h
index a20a0bc..80ad04a 100644
--- a/fs/nfs/callback.h
+++ b/fs/nfs/callback.h
@@ -168,7 +168,7 @@ struct cb_devicenotifyitem {
};
struct cb_devicenotifyargs {
- int ndevs;
+ uint32_t ndevs;
struct cb_devicenotifyitem *devs;
};
diff --git a/fs/nfs/callback_proc.c b/fs/nfs/callback_proc.c
index 440ff8e..3998b43 100644
--- a/fs/nfs/callback_proc.c
+++ b/fs/nfs/callback_proc.c
@@ -355,7 +355,7 @@ __be32 nfs4_callback_devicenotify(void *argp, void *resp,
struct cb_process_state *cps)
{
struct cb_devicenotifyargs *args = argp;
- int i;
+ uint32_t i;
__be32 res = 0;
struct nfs_client *clp = cps->clp;
struct nfs_server *server = NULL;
diff --git a/fs/nfs/callback_xdr.c b/fs/nfs/callback_xdr.c
index 57de914..36c34be 100644
--- a/fs/nfs/callback_xdr.c
+++ b/fs/nfs/callback_xdr.c
@@ -265,11 +265,9 @@ __be32 decode_devicenotify_args(struct svc_rqst *rqstp,
void *argp)
{
struct cb_devicenotifyargs *args = argp;
+ uint32_t tmp, n, i;
__be32 *p;
__be32 status = 0;
- u32 tmp;
- int n, i;
- args->ndevs = 0;
/* Num of device notifications */
p = read_buf(xdr, sizeof(uint32_t));
@@ -278,7 +276,7 @@ __be32 decode_devicenotify_args(struct svc_rqst *rqstp,
goto out;
}
n = ntohl(*p++);
- if (n <= 0)
+ if (n == 0)
goto out;
if (n > ULONG_MAX / sizeof(*args->devs)) {
status = htonl(NFS4ERR_BADXDR);
@@ -336,19 +334,21 @@ __be32 decode_devicenotify_args(struct svc_rqst *rqstp,
dev->cbd_immediate = 0;
}
- args->ndevs++;
-
dprintk("%s: type %d layout 0x%x immediate %d\n",
__func__, dev->cbd_notify_type, dev->cbd_layout_type,
dev->cbd_immediate);
}
+ args->ndevs = n;
+ dprintk("%s: ndevs %d\n", __func__, args->ndevs);
+ return 0;
+err:
+ kfree(args->devs);
out:
+ args->devs = NULL;
+ args->ndevs = 0;
dprintk("%s: status %d ndevs %d\n",
__func__, ntohl(status), args->ndevs);
return status;
-err:
- kfree(args->devs);
- goto out;
}
static __be32 decode_sessionid(struct xdr_stream *xdr,
diff --git a/fs/nfs/client.c b/fs/nfs/client.c
index 1f74893..29072c8 100644
--- a/fs/nfs/client.c
+++ b/fs/nfs/client.c
@@ -179,6 +179,7 @@ struct nfs_client *nfs_alloc_client(const struct nfs_client_initdata *cl_init)
INIT_LIST_HEAD(&clp->cl_superblocks);
clp->cl_rpcclient = ERR_PTR(-EINVAL);
+ clp->cl_flags = cl_init->init_flags;
clp->cl_proto = cl_init->proto;
clp->cl_net = get_net(cl_init->net);
@@ -426,7 +427,6 @@ struct nfs_client *nfs_get_client(const struct nfs_client_initdata *cl_init)
list_add_tail(&new->cl_share_link,
&nn->nfs_client_list);
spin_unlock(&nn->nfs_client_lock);
- new->cl_flags = cl_init->init_flags;
return rpc_ops->init_client(new, cl_init);
}
diff --git a/fs/nfs/dir.c b/fs/nfs/dir.c
index 485f1f1..7b5d07f 100644
--- a/fs/nfs/dir.c
+++ b/fs/nfs/dir.c
@@ -1608,6 +1608,24 @@ int nfs_atomic_open(struct inode *dir, struct dentry *dentry,
no_open:
res = nfs_lookup(dir, dentry, lookup_flags);
+ if (!res) {
+ inode = d_inode(dentry);
+ if ((lookup_flags & LOOKUP_DIRECTORY) && inode &&
+ !(S_ISDIR(inode->i_mode) || S_ISLNK(inode->i_mode)))
+ res = ERR_PTR(-ENOTDIR);
+ else if (inode && S_ISREG(inode->i_mode))
+ res = ERR_PTR(-EOPENSTALE);
+ } else if (!IS_ERR(res)) {
+ inode = d_inode(res);
+ if ((lookup_flags & LOOKUP_DIRECTORY) && inode &&
+ !(S_ISDIR(inode->i_mode) || S_ISLNK(inode->i_mode))) {
+ dput(res);
+ res = ERR_PTR(-ENOTDIR);
+ } else if (inode && S_ISREG(inode->i_mode)) {
+ dput(res);
+ res = ERR_PTR(-EOPENSTALE);
+ }
+ }
if (switched) {
d_lookup_done(dentry);
if (!res)
diff --git a/fs/nfs/inode.c b/fs/nfs/inode.c
index ad01d4f..ac836e2 100644
--- a/fs/nfs/inode.c
+++ b/fs/nfs/inode.c
@@ -740,11 +740,8 @@ int nfs_getattr(const struct path *path, struct kstat *stat,
trace_nfs_getattr_enter(inode);
/* Flush out writes to the server in order to update c/mtime. */
- if (S_ISREG(inode->i_mode)) {
- err = filemap_write_and_wait(inode->i_mapping);
- if (err)
- goto out;
- }
+ if (S_ISREG(inode->i_mode))
+ filemap_write_and_wait(inode->i_mapping);
/*
* We may force a getattr if the user cares about atime.
@@ -775,7 +772,7 @@ int nfs_getattr(const struct path *path, struct kstat *stat,
if (S_ISDIR(inode->i_mode))
stat->blksize = NFS_SERVER(inode)->dtsize;
}
-out:
+
trace_nfs_getattr_exit(inode, err);
return err;
}
diff --git a/fs/nfs/nfs4_fs.h b/fs/nfs/nfs4_fs.h
index 22cff39..c9ca223 100644
--- a/fs/nfs/nfs4_fs.h
+++ b/fs/nfs/nfs4_fs.h
@@ -242,7 +242,8 @@ struct vfsmount *nfs4_submount(struct nfs_server *, struct dentry *,
struct nfs_fh *, struct nfs_fattr *);
int nfs4_replace_transport(struct nfs_server *server,
const struct nfs4_fs_locations *locations);
-
+size_t nfs_parse_server_name(char *string, size_t len, struct sockaddr *sa,
+ size_t salen, struct net *net);
/* nfs4proc.c */
extern int nfs4_handle_exception(struct nfs_server *, int, struct nfs4_exception *);
extern int nfs4_call_sync(struct rpc_clnt *, struct nfs_server *,
diff --git a/fs/nfs/nfs4client.c b/fs/nfs/nfs4client.c
index 02b01b4..c7672c8 100644
--- a/fs/nfs/nfs4client.c
+++ b/fs/nfs/nfs4client.c
@@ -1241,8 +1241,11 @@ int nfs4_update_server(struct nfs_server *server, const char *hostname,
}
nfs_put_client(clp);
- if (server->nfs_client->cl_hostname == NULL)
+ if (server->nfs_client->cl_hostname == NULL) {
server->nfs_client->cl_hostname = kstrdup(hostname, GFP_KERNEL);
+ if (server->nfs_client->cl_hostname == NULL)
+ return -ENOMEM;
+ }
nfs_server_insert_lists(server);
return nfs_probe_destination(server);
diff --git a/fs/nfs/nfs4namespace.c b/fs/nfs/nfs4namespace.c
index 8c3f327..b36361c 100644
--- a/fs/nfs/nfs4namespace.c
+++ b/fs/nfs/nfs4namespace.c
@@ -121,8 +121,8 @@ static int nfs4_validate_fspath(struct dentry *dentry,
return 0;
}
-static size_t nfs_parse_server_name(char *string, size_t len,
- struct sockaddr *sa, size_t salen, struct net *net)
+size_t nfs_parse_server_name(char *string, size_t len, struct sockaddr *sa,
+ size_t salen, struct net *net)
{
ssize_t ret;
diff --git a/fs/nfs/nfs4state.c b/fs/nfs/nfs4state.c
index f92bfc7..c098755 100644
--- a/fs/nfs/nfs4state.c
+++ b/fs/nfs/nfs4state.c
@@ -2003,6 +2003,9 @@ static int nfs4_try_migration(struct nfs_server *server, struct rpc_cred *cred)
}
result = -NFS4ERR_NXIO;
+ if (!locations->nlocations)
+ goto out;
+
if (!(locations->fattr.valid & NFS_ATTR_FATTR_V4_LOCATIONS)) {
dprintk("<-- %s: No fs_locations data, migration skipped\n",
__func__);
diff --git a/fs/nfs/nfs4xdr.c b/fs/nfs/nfs4xdr.c
index 3cd04c9..ccdc0ca 100644
--- a/fs/nfs/nfs4xdr.c
+++ b/fs/nfs/nfs4xdr.c
@@ -3731,8 +3731,6 @@ static int decode_attr_fs_locations(struct xdr_stream *xdr, uint32_t *bitmap, st
if (unlikely(!p))
goto out_overflow;
n = be32_to_cpup(p);
- if (n <= 0)
- goto out_eio;
for (res->nlocations = 0; res->nlocations < n; res->nlocations++) {
u32 m;
struct nfs4_fs_location *loc;
@@ -4272,10 +4270,11 @@ static int decode_attr_security_label(struct xdr_stream *xdr, uint32_t *bitmap,
} else
printk(KERN_WARNING "%s: label too long (%u)!\n",
__func__, len);
+ if (label && label->label)
+ dprintk("%s: label=%.*s, len=%d, PI=%d, LFS=%d\n",
+ __func__, label->len, (char *)label->label,
+ label->len, label->pi, label->lfs);
}
- if (label && label->label)
- dprintk("%s: label=%s, len=%d, PI=%d, LFS=%d\n", __func__,
- (char *)label->label, label->len, label->pi, label->lfs);
return status;
out_overflow:
diff --git a/fs/nfsd/nfs3proc.c b/fs/nfsd/nfs3proc.c
index c0de4d6..abd70b6 100644
--- a/fs/nfsd/nfs3proc.c
+++ b/fs/nfsd/nfs3proc.c
@@ -199,6 +199,11 @@ nfsd3_proc_write(struct svc_rqst *rqstp)
(unsigned long long) argp->offset,
argp->stable? " stable" : "");
+ resp->status = nfserr_fbig;
+ if (argp->offset > (u64)OFFSET_MAX ||
+ argp->offset + argp->len > (u64)OFFSET_MAX)
+ return rpc_success;
+
fh_copy(&resp->fh, &argp->fh);
resp->committed = argp->stable;
nfserr = nfsd_write(rqstp, &resp->fh, argp->offset,
diff --git a/fs/nfsd/nfs4proc.c b/fs/nfsd/nfs4proc.c
index ee765ab..aec99cd 100644
--- a/fs/nfsd/nfs4proc.c
+++ b/fs/nfsd/nfs4proc.c
@@ -1015,8 +1015,9 @@ nfsd4_write(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate,
unsigned long cnt;
int nvecs;
- if (write->wr_offset >= OFFSET_MAX)
- return nfserr_inval;
+ if (write->wr_offset > (u64)OFFSET_MAX ||
+ write->wr_offset + write->wr_buflen > (u64)OFFSET_MAX)
+ return nfserr_fbig;
status = nfs4_preprocess_stateid_op(rqstp, cstate, &cstate->current_fh,
stateid, WR_STATE, &filp, NULL);
diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c
index 1c7a695..6720c82 100644
--- a/fs/nfsd/nfs4state.c
+++ b/fs/nfsd/nfs4state.c
@@ -3423,8 +3423,10 @@ nfsd4_setclientid_confirm(struct svc_rqst *rqstp,
status = nfserr_clid_inuse;
if (client_has_state(old)
&& !same_creds(&unconf->cl_cred,
- &old->cl_cred))
+ &old->cl_cred)) {
+ old = NULL;
goto out;
+ }
status = mark_client_expired_locked(old);
if (status) {
old = NULL;
diff --git a/fs/quota/dquot.c b/fs/quota/dquot.c
index 30f5da8..7c364cd 100644
--- a/fs/quota/dquot.c
+++ b/fs/quota/dquot.c
@@ -680,9 +680,14 @@ int dquot_quota_sync(struct super_block *sb, int type)
/* This is not very clever (and fast) but currently I don't know about
* any other simple way of getting quota data to disk and we must get
* them there for userspace to be visible... */
- if (sb->s_op->sync_fs)
- sb->s_op->sync_fs(sb, 1);
- sync_blockdev(sb->s_bdev);
+ if (sb->s_op->sync_fs) {
+ ret = sb->s_op->sync_fs(sb, 1);
+ if (ret)
+ return ret;
+ }
+ ret = sync_blockdev(sb->s_bdev);
+ if (ret)
+ return ret;
/*
* Now when everything is written we can discard the pagecache so
diff --git a/fs/super.c b/fs/super.c
index 6eb8351..495331e 100644
--- a/fs/super.c
+++ b/fs/super.c
@@ -1405,11 +1405,9 @@ static void lockdep_sb_freeze_acquire(struct super_block *sb)
percpu_rwsem_acquire(sb->s_writers.rw_sem + level, 0, _THIS_IP_);
}
-static void sb_freeze_unlock(struct super_block *sb)
+static void sb_freeze_unlock(struct super_block *sb, int level)
{
- int level;
-
- for (level = SB_FREEZE_LEVELS - 1; level >= 0; level--)
+ for (level--; level >= 0; level--)
percpu_up_write(sb->s_writers.rw_sem + level);
}
@@ -1480,7 +1478,14 @@ int freeze_super(struct super_block *sb)
sb_wait_write(sb, SB_FREEZE_PAGEFAULT);
/* All writers are done so after syncing there won't be dirty data */
- sync_filesystem(sb);
+ ret = sync_filesystem(sb);
+ if (ret) {
+ sb->s_writers.frozen = SB_UNFROZEN;
+ sb_freeze_unlock(sb, SB_FREEZE_PAGEFAULT);
+ wake_up(&sb->s_writers.wait_unfrozen);
+ deactivate_locked_super(sb);
+ return ret;
+ }
/* Now wait for internal filesystem counter */
sb->s_writers.frozen = SB_FREEZE_FS;
@@ -1492,7 +1497,7 @@ int freeze_super(struct super_block *sb)
printk(KERN_ERR
"VFS:Filesystem freeze failed\n");
sb->s_writers.frozen = SB_UNFROZEN;
- sb_freeze_unlock(sb);
+ sb_freeze_unlock(sb, SB_FREEZE_FS);
wake_up(&sb->s_writers.wait_unfrozen);
deactivate_locked_super(sb);
return ret;
@@ -1544,7 +1549,7 @@ int thaw_super(struct super_block *sb)
}
sb->s_writers.frozen = SB_UNFROZEN;
- sb_freeze_unlock(sb);
+ sb_freeze_unlock(sb, SB_FREEZE_FS);
out:
wake_up(&sb->s_writers.wait_unfrozen);
deactivate_locked_super(sb);
diff --git a/fs/tracefs/inode.c b/fs/tracefs/inode.c
index 16dc063..d908717 100644
--- a/fs/tracefs/inode.c
+++ b/fs/tracefs/inode.c
@@ -501,8 +501,7 @@ static struct dentry *__create_dir(const char *name, struct dentry *parent,
if (unlikely(!inode))
return failed_creating(dentry);
- /* Do not set bits for OTH */
- inode->i_mode = S_IFDIR | S_IRWXU | S_IRUSR| S_IRGRP | S_IXUSR | S_IXGRP;
+ inode->i_mode = S_IFDIR | S_IRWXU | S_IRUGO | S_IXUGO;
inode->i_op = ops;
inode->i_fop = &simple_dir_operations;
inode->i_uid = d_inode(dentry->d_parent)->i_uid;
diff --git a/fs/udf/inode.c b/fs/udf/inode.c
index e0e2bc1..592e935 100644
--- a/fs/udf/inode.c
+++ b/fs/udf/inode.c
@@ -251,10 +251,6 @@ int udf_expand_file_adinicb(struct inode *inode)
char *kaddr;
struct udf_inode_info *iinfo = UDF_I(inode);
int err;
- struct writeback_control udf_wbc = {
- .sync_mode = WB_SYNC_NONE,
- .nr_to_write = 1,
- };
WARN_ON_ONCE(!inode_is_locked(inode));
if (!iinfo->i_lenAlloc) {
@@ -298,8 +294,10 @@ int udf_expand_file_adinicb(struct inode *inode)
iinfo->i_alloc_type = ICBTAG_FLAG_AD_LONG;
/* from now on we have normal address_space methods */
inode->i_data.a_ops = &udf_aops;
+ set_page_dirty(page);
+ unlock_page(page);
up_write(&iinfo->i_data_sem);
- err = inode->i_data.a_ops->writepage(page, &udf_wbc);
+ err = filemap_fdatawrite(inode->i_mapping);
if (err) {
/* Restore everything back so that we don't lose data... */
lock_page(page);
@@ -311,6 +309,7 @@ int udf_expand_file_adinicb(struct inode *inode)
unlock_page(page);
iinfo->i_alloc_type = ICBTAG_FLAG_AD_IN_ICB;
inode->i_data.a_ops = &udf_adinicb_aops;
+ iinfo->i_lenAlloc = inode->i_size;
up_write(&iinfo->i_data_sem);
}
put_page(page);
diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h
index 7f8886a..09db84b 100644
--- a/include/linux/netdevice.h
+++ b/include/linux/netdevice.h
@@ -2206,6 +2206,7 @@ struct packet_type {
struct net_device *);
bool (*id_match)(struct packet_type *ptype,
struct sock *sk);
+ struct net *af_packet_net;
void *af_packet_priv;
struct list_head list;
};
diff --git a/include/linux/sched.h b/include/linux/sched.h
index 771b990..42bfbdb0b 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -1496,7 +1496,6 @@ extern struct pid *cad_pid;
#define PF_MEMALLOC 0x00000800 /* Allocating memory */
#define PF_NPROC_EXCEEDED 0x00001000 /* set_user() noticed that RLIMIT_NPROC was exceeded */
#define PF_USED_MATH 0x00002000 /* If unset the fpu must be initialized before use */
-#define PF_USED_ASYNC 0x00004000 /* Used async_schedule*(), used by module init */
#define PF_NOFREEZE 0x00008000 /* This thread should not be frozen */
#define PF_FROZEN 0x00010000 /* Frozen for system suspend */
#define PF_KSWAPD 0x00020000 /* I am kswapd */
diff --git a/include/net/bond_3ad.h b/include/net/bond_3ad.h
index f358ad5..a353814 100644
--- a/include/net/bond_3ad.h
+++ b/include/net/bond_3ad.h
@@ -265,7 +265,7 @@ struct ad_system {
struct ad_bond_info {
struct ad_system system; /* 802.3ad system structure */
- u32 agg_select_timer; /* Timer to select aggregator after all adapter's hand shakes */
+ atomic_t agg_select_timer; /* Timer to select aggregator after all adapter's hand shakes */
u16 aggregator_identifier;
};
diff --git a/include/net/dst_metadata.h b/include/net/dst_metadata.h
index 0b3c2aa..177b1aa 100644
--- a/include/net/dst_metadata.h
+++ b/include/net/dst_metadata.h
@@ -121,8 +121,20 @@ static inline struct metadata_dst *tun_dst_unclone(struct sk_buff *skb)
memcpy(&new_md->u.tun_info, &md_dst->u.tun_info,
sizeof(struct ip_tunnel_info) + md_size);
+#ifdef CONFIG_DST_CACHE
+ /* Unclone the dst cache if there is one */
+ if (new_md->u.tun_info.dst_cache.cache) {
+ int ret;
+
+ ret = dst_cache_init(&new_md->u.tun_info.dst_cache, GFP_ATOMIC);
+ if (ret) {
+ metadata_dst_free(new_md);
+ return ERR_PTR(ret);
+ }
+ }
+#endif
+
skb_dst_drop(skb);
- dst_hold(&new_md->dst);
skb_dst_set(skb, &new_md->dst);
return new_md;
}
diff --git a/include/net/if_inet6.h b/include/net/if_inet6.h
index d4088d1..c8569e7 100644
--- a/include/net/if_inet6.h
+++ b/include/net/if_inet6.h
@@ -193,7 +193,6 @@ struct inet6_dev {
int dead;
u32 desync_factor;
- u8 rndid[8];
struct list_head tempaddr_list;
struct in6_addr token;
diff --git a/include/net/ip.h b/include/net/ip.h
index 20a92cd..4aff48d 100644
--- a/include/net/ip.h
+++ b/include/net/ip.h
@@ -399,19 +399,18 @@ static inline void ip_select_ident_segs(struct net *net, struct sk_buff *skb,
{
struct iphdr *iph = ip_hdr(skb);
+ /* We had many attacks based on IPID, use the private
+ * generator as much as we can.
+ */
+ if (sk && inet_sk(sk)->inet_daddr) {
+ iph->id = htons(inet_sk(sk)->inet_id);
+ inet_sk(sk)->inet_id += segs;
+ return;
+ }
if ((iph->frag_off & htons(IP_DF)) && !skb->ignore_df) {
- /* This is only to work around buggy Windows95/2000
- * VJ compression implementations. If the ID field
- * does not change, they drop every other packet in
- * a TCP stream using header compression.
- */
- if (sk && inet_sk(sk)->inet_daddr) {
- iph->id = htons(inet_sk(sk)->inet_id);
- inet_sk(sk)->inet_id += segs;
- } else {
- iph->id = 0;
- }
+ iph->id = 0;
} else {
+ /* Unfortunately we need the big hammer to get a suitable IPID */
__ip_select_ident(net, iph, segs);
}
}
diff --git a/include/net/netfilter/nf_nat_l4proto.h b/include/net/netfilter/nf_nat_l4proto.h
index 67835ff..103ecea 100644
--- a/include/net/netfilter/nf_nat_l4proto.h
+++ b/include/net/netfilter/nf_nat_l4proto.h
@@ -74,7 +74,7 @@ void nf_nat_l4proto_unique_tuple(const struct nf_nat_l3proto *l3proto,
struct nf_conntrack_tuple *tuple,
const struct nf_nat_range *range,
enum nf_nat_manip_type maniptype,
- const struct nf_conn *ct, u16 *rover);
+ const struct nf_conn *ct);
int nf_nat_l4proto_nlattr_to_range(struct nlattr *tb[],
struct nf_nat_range *range);
diff --git a/init/Kconfig b/init/Kconfig
index f841981..de65dd8 100644
--- a/init/Kconfig
+++ b/init/Kconfig
@@ -1534,6 +1534,16 @@
applications use these syscalls, you can disable this option to save
space.
+config BPF_UNPRIV_DEFAULT_OFF
+ bool "Disable unprivileged BPF by default"
+ depends on BPF_SYSCALL
+ help
+ Disables unprivileged BPF by default by setting the corresponding
+ /proc/sys/kernel/unprivileged_bpf_disabled knob to 2. An admin can
+ still reenable it by setting it to 0 later on, or permanently
+ disable it by setting it to 1 (from which no other transition to
+ 0 is possible anymore).
+
config USERFAULTFD
bool "Enable userfaultfd() system call"
select ANON_INODES
diff --git a/kernel/async.c b/kernel/async.c
index a893d61..4bf1b00 100644
--- a/kernel/async.c
+++ b/kernel/async.c
@@ -191,9 +191,6 @@ static async_cookie_t __async_schedule(async_func_t func, void *data, struct asy
atomic_inc(&entry_count);
spin_unlock_irqrestore(&async_lock, flags);
- /* mark that this task has queued an async job, used by module init */
- current->flags |= PF_USED_ASYNC;
-
/* schedule for execution */
queue_work(system_unbound_wq, &entry->work);
diff --git a/kernel/audit.c b/kernel/audit.c
index ddc065a..cf62d59 100644
--- a/kernel/audit.c
+++ b/kernel/audit.c
@@ -532,20 +532,22 @@ static void kauditd_printk_skb(struct sk_buff *skb)
/**
* kauditd_rehold_skb - Handle a audit record send failure in the hold queue
* @skb: audit record
+ * @error: error code (unused)
*
* Description:
* This should only be used by the kauditd_thread when it fails to flush the
* hold queue.
*/
-static void kauditd_rehold_skb(struct sk_buff *skb)
+static void kauditd_rehold_skb(struct sk_buff *skb, __always_unused int error)
{
- /* put the record back in the queue at the same place */
- skb_queue_head(&audit_hold_queue, skb);
+ /* put the record back in the queue */
+ skb_queue_tail(&audit_hold_queue, skb);
}
/**
* kauditd_hold_skb - Queue an audit record, waiting for auditd
* @skb: audit record
+ * @error: error code
*
* Description:
* Queue the audit record, waiting for an instance of auditd. When this
@@ -555,19 +557,31 @@ static void kauditd_rehold_skb(struct sk_buff *skb)
* and queue it, if we have room. If we want to hold on to the record, but we
* don't have room, record a record lost message.
*/
-static void kauditd_hold_skb(struct sk_buff *skb)
+static void kauditd_hold_skb(struct sk_buff *skb, int error)
{
/* at this point it is uncertain if we will ever send this to auditd so
* try to send the message via printk before we go any further */
kauditd_printk_skb(skb);
/* can we just silently drop the message? */
- if (!audit_default) {
- kfree_skb(skb);
- return;
+ if (!audit_default)
+ goto drop;
+
+ /* the hold queue is only for when the daemon goes away completely,
+ * not -EAGAIN failures; if we are in a -EAGAIN state requeue the
+ * record on the retry queue unless it's full, in which case drop it
+ */
+ if (error == -EAGAIN) {
+ if (!audit_backlog_limit ||
+ skb_queue_len(&audit_retry_queue) < audit_backlog_limit) {
+ skb_queue_tail(&audit_retry_queue, skb);
+ return;
+ }
+ audit_log_lost("kauditd retry queue overflow");
+ goto drop;
}
- /* if we have room, queue the message */
+ /* if we have room in the hold queue, queue the message */
if (!audit_backlog_limit ||
skb_queue_len(&audit_hold_queue) < audit_backlog_limit) {
skb_queue_tail(&audit_hold_queue, skb);
@@ -576,24 +590,32 @@ static void kauditd_hold_skb(struct sk_buff *skb)
/* we have no other options - drop the message */
audit_log_lost("kauditd hold queue overflow");
+drop:
kfree_skb(skb);
}
/**
* kauditd_retry_skb - Queue an audit record, attempt to send again to auditd
* @skb: audit record
+ * @error: error code (unused)
*
* Description:
* Not as serious as kauditd_hold_skb() as we still have a connected auditd,
* but for some reason we are having problems sending it audit records so
* queue the given record and attempt to resend.
*/
-static void kauditd_retry_skb(struct sk_buff *skb)
+static void kauditd_retry_skb(struct sk_buff *skb, __always_unused int error)
{
- /* NOTE: because records should only live in the retry queue for a
- * short period of time, before either being sent or moved to the hold
- * queue, we don't currently enforce a limit on this queue */
- skb_queue_tail(&audit_retry_queue, skb);
+ if (!audit_backlog_limit ||
+ skb_queue_len(&audit_retry_queue) < audit_backlog_limit) {
+ skb_queue_tail(&audit_retry_queue, skb);
+ return;
+ }
+
+ /* we have to drop the record, send it via printk as a last effort */
+ kauditd_printk_skb(skb);
+ audit_log_lost("kauditd retry queue overflow");
+ kfree_skb(skb);
}
/**
@@ -631,7 +653,7 @@ static void auditd_reset(const struct auditd_connection *ac)
/* flush the retry queue to the hold queue, but don't touch the main
* queue since we need to process that normally for multicast */
while ((skb = skb_dequeue(&audit_retry_queue)))
- kauditd_hold_skb(skb);
+ kauditd_hold_skb(skb, -ECONNREFUSED);
}
/**
@@ -705,16 +727,18 @@ static int kauditd_send_queue(struct sock *sk, u32 portid,
struct sk_buff_head *queue,
unsigned int retry_limit,
void (*skb_hook)(struct sk_buff *skb),
- void (*err_hook)(struct sk_buff *skb))
+ void (*err_hook)(struct sk_buff *skb, int error))
{
int rc = 0;
- struct sk_buff *skb;
+ struct sk_buff *skb = NULL;
+ struct sk_buff *skb_tail;
unsigned int failed = 0;
/* NOTE: kauditd_thread takes care of all our locking, we just use
* the netlink info passed to us (e.g. sk and portid) */
- while ((skb = skb_dequeue(queue))) {
+ skb_tail = skb_peek_tail(queue);
+ while ((skb != skb_tail) && (skb = skb_dequeue(queue))) {
/* call the skb_hook for each skb we touch */
if (skb_hook)
(*skb_hook)(skb);
@@ -722,7 +746,7 @@ static int kauditd_send_queue(struct sock *sk, u32 portid,
/* can we send to anyone via unicast? */
if (!sk) {
if (err_hook)
- (*err_hook)(skb);
+ (*err_hook)(skb, -ECONNREFUSED);
continue;
}
@@ -736,7 +760,7 @@ static int kauditd_send_queue(struct sock *sk, u32 portid,
rc == -ECONNREFUSED || rc == -EPERM) {
sk = NULL;
if (err_hook)
- (*err_hook)(skb);
+ (*err_hook)(skb, rc);
if (rc == -EAGAIN)
rc = 0;
/* continue to drain the queue */
diff --git a/kernel/bpf/core.c b/kernel/bpf/core.c
index 5aced7f..d5e520e 100644
--- a/kernel/bpf/core.c
+++ b/kernel/bpf/core.c
@@ -228,27 +228,57 @@ static bool bpf_is_jmp_and_has_target(const struct bpf_insn *insn)
BPF_OP(insn->code) != BPF_EXIT;
}
-static void bpf_adj_branches(struct bpf_prog *prog, u32 pos, u32 delta)
+static int bpf_adj_delta_to_off(struct bpf_insn *insn, u32 pos, u32 delta,
+ u32 curr, const bool probe_pass)
{
+ const s32 off_min = S16_MIN, off_max = S16_MAX;
+ s32 off = insn->off;
+
+ if (curr < pos && curr + off + 1 > pos)
+ off += delta;
+ else if (curr > pos + delta && curr + off + 1 <= pos + delta)
+ off -= delta;
+ if (off < off_min || off > off_max)
+ return -ERANGE;
+ if (!probe_pass)
+ insn->off = off;
+ return 0;
+}
+
+static int bpf_adj_branches(struct bpf_prog *prog, u32 pos, u32 delta,
+ const bool probe_pass)
+{
+ u32 i, insn_cnt = prog->len + (probe_pass ? delta : 0);
struct bpf_insn *insn = prog->insnsi;
- u32 i, insn_cnt = prog->len;
+ int ret = 0;
for (i = 0; i < insn_cnt; i++, insn++) {
+ /* In the probing pass we still operate on the original,
+ * unpatched image in order to check overflows before we
+ * do any other adjustments. Therefore skip the patchlet.
+ */
+ if (probe_pass && i == pos) {
+ i += delta + 1;
+ insn++;
+ }
+
if (!bpf_is_jmp_and_has_target(insn))
continue;
- /* Adjust offset of jmps if we cross boundaries. */
- if (i < pos && i + insn->off + 1 > pos)
- insn->off += delta;
- else if (i > pos + delta && i + insn->off + 1 <= pos + delta)
- insn->off -= delta;
+ /* Adjust offset of jmps if we cross patch boundaries. */
+ ret = bpf_adj_delta_to_off(insn, pos, delta, i, probe_pass);
+ if (ret)
+ break;
}
+
+ return ret;
}
struct bpf_prog *bpf_patch_insn_single(struct bpf_prog *prog, u32 off,
const struct bpf_insn *patch, u32 len)
{
u32 insn_adj_cnt, insn_rest, insn_delta = len - 1;
+ const u32 cnt_max = S16_MAX;
struct bpf_prog *prog_adj;
/* Since our patchlet doesn't expand the image, we're done. */
@@ -259,6 +289,15 @@ struct bpf_prog *bpf_patch_insn_single(struct bpf_prog *prog, u32 off,
insn_adj_cnt = prog->len + insn_delta;
+ /* Reject anything that would potentially let the insn->off
+ * target overflow when we have excessive program expansions.
+ * We need to probe here before we do any reallocation where
+ * we afterwards may not fail anymore.
+ */
+ if (insn_adj_cnt > cnt_max &&
+ bpf_adj_branches(prog, off, insn_delta, true))
+ return NULL;
+
/* Several new instructions need to be inserted. Make room
* for them. Likely, there's no need for a new allocation as
* last page could have large enough tailroom.
@@ -284,7 +323,11 @@ struct bpf_prog *bpf_patch_insn_single(struct bpf_prog *prog, u32 off,
sizeof(*patch) * insn_rest);
memcpy(prog_adj->insnsi + off, patch, sizeof(*patch) * len);
- bpf_adj_branches(prog_adj, off, insn_delta);
+ /* We are guaranteed to not fail at this point, otherwise
+ * the ship has sailed to reverse to the original state. An
+ * overflow cannot happen at this point.
+ */
+ BUG_ON(bpf_adj_branches(prog_adj, off, insn_delta, false));
return prog_adj;
}
diff --git a/kernel/bpf/syscall.c b/kernel/bpf/syscall.c
index fa74927..e0f18ff 100644
--- a/kernel/bpf/syscall.c
+++ b/kernel/bpf/syscall.c
@@ -39,7 +39,8 @@ static DEFINE_SPINLOCK(prog_idr_lock);
static DEFINE_IDR(map_idr);
static DEFINE_SPINLOCK(map_idr_lock);
-int sysctl_unprivileged_bpf_disabled __read_mostly;
+int sysctl_unprivileged_bpf_disabled __read_mostly =
+ IS_BUILTIN(CONFIG_BPF_UNPRIV_DEFAULT_OFF) ? 2 : 0;
static const struct bpf_map_ops * const bpf_map_types[] = {
#define BPF_PROG_TYPE(_id, _ops)
diff --git a/kernel/cgroup/cgroup-v1.c b/kernel/cgroup/cgroup-v1.c
index 07c9f97..ce5f65c 100644
--- a/kernel/cgroup/cgroup-v1.c
+++ b/kernel/cgroup/cgroup-v1.c
@@ -578,6 +578,14 @@ static ssize_t cgroup_release_agent_write(struct kernfs_open_file *of,
BUILD_BUG_ON(sizeof(cgrp->root->release_agent_path) < PATH_MAX);
+ /*
+ * Release agent gets called with all capabilities,
+ * require capabilities to set release agent.
+ */
+ if ((of->file->f_cred->user_ns != &init_user_ns) ||
+ !capable(CAP_SYS_ADMIN))
+ return -EPERM;
+
cgrp = cgroup_kn_lock_live(of->kn, false);
if (!cgrp)
return -ENODEV;
@@ -1061,6 +1069,7 @@ static int cgroup1_remount(struct kernfs_root *kf_root, int *flags, char *data)
{
int ret = 0;
struct cgroup_root *root = cgroup_root_from_kf(kf_root);
+ struct cgroup_namespace *ns = current->nsproxy->cgroup_ns;
struct cgroup_sb_opts opts;
u16 added_mask, removed_mask;
@@ -1074,6 +1083,12 @@ static int cgroup1_remount(struct kernfs_root *kf_root, int *flags, char *data)
if (opts.subsys_mask != root->subsys_mask || opts.release_agent)
pr_warn("option changes via remount are deprecated (pid=%d comm=%s)\n",
task_tgid_nr(current), current->comm);
+ /* See cgroup1_mount release_agent handling */
+ if (opts.release_agent &&
+ ((ns->user_ns != &init_user_ns) || !capable(CAP_SYS_ADMIN))) {
+ ret = -EINVAL;
+ goto out_unlock;
+ }
added_mask = opts.subsys_mask & ~root->subsys_mask;
removed_mask = root->subsys_mask & ~opts.subsys_mask;
@@ -1237,6 +1252,15 @@ struct dentry *cgroup1_mount(struct file_system_type *fs_type, int flags,
ret = -EPERM;
goto out_unlock;
}
+ /*
+ * Release agent gets called with all capabilities,
+ * require capabilities to set release agent.
+ */
+ if (opts.release_agent &&
+ ((ns->user_ns != &init_user_ns) || !capable(CAP_SYS_ADMIN))) {
+ ret = -EINVAL;
+ goto out_unlock;
+ }
root = kzalloc(sizeof(*root), GFP_KERNEL);
if (!root) {
diff --git a/kernel/events/core.c b/kernel/events/core.c
index 5fbd681..e4a24ab 100644
--- a/kernel/events/core.c
+++ b/kernel/events/core.c
@@ -721,7 +721,7 @@ static DEFINE_PER_CPU(struct list_head, cgrp_cpuctx_list);
*/
static void perf_cgroup_switch(struct task_struct *task, int mode)
{
- struct perf_cpu_context *cpuctx;
+ struct perf_cpu_context *cpuctx, *tmp;
struct list_head *list;
unsigned long flags;
@@ -732,7 +732,7 @@ static void perf_cgroup_switch(struct task_struct *task, int mode)
local_irq_save(flags);
list = this_cpu_ptr(&cgrp_cpuctx_list);
- list_for_each_entry(cpuctx, list, cgrp_cpuctx_entry) {
+ list_for_each_entry_safe(cpuctx, tmp, list, cgrp_cpuctx_entry) {
WARN_ON_ONCE(cpuctx->ctx.nr_cgroups == 0);
perf_ctx_lock(cpuctx, cpuctx->task_ctx);
diff --git a/kernel/module.c b/kernel/module.c
index cdea9bf..af6a6e0 100644
--- a/kernel/module.c
+++ b/kernel/module.c
@@ -3532,12 +3532,6 @@ static noinline int do_init_module(struct module *mod)
}
freeinit->module_init = mod->init_layout.base;
- /*
- * We want to find out whether @mod uses async during init. Clear
- * PF_USED_ASYNC. async_schedule*() will set it.
- */
- current->flags &= ~PF_USED_ASYNC;
-
do_mod_ctors(mod);
/* Start the module */
if (mod->init != NULL)
@@ -3563,22 +3557,13 @@ static noinline int do_init_module(struct module *mod)
/*
* We need to finish all async code before the module init sequence
- * is done. This has potential to deadlock. For example, a newly
- * detected block device can trigger request_module() of the
- * default iosched from async probing task. Once userland helper
- * reaches here, async_synchronize_full() will wait on the async
- * task waiting on request_module() and deadlock.
+ * is done. This has potential to deadlock if synchronous module
+ * loading is requested from async (which is not allowed!).
*
- * This deadlock is avoided by perfomring async_synchronize_full()
- * iff module init queued any async jobs. This isn't a full
- * solution as it will deadlock the same if module loading from
- * async jobs nests more than once; however, due to the various
- * constraints, this hack seems to be the best option for now.
- * Please refer to the following thread for details.
- *
- * http://thread.gmane.org/gmane.linux.kernel/1420814
+ * See commit 0fdff3ec6d87 ("async, kmod: warn on synchronous
+ * request_module() from async workers") for more details.
*/
- if (!mod->async_probe_requested && (current->flags & PF_USED_ASYNC))
+ if (!mod->async_probe_requested)
async_synchronize_full();
mutex_lock(&module_mutex);
diff --git a/kernel/power/wakelock.c b/kernel/power/wakelock.c
index dfba59b..b929b39 100644
--- a/kernel/power/wakelock.c
+++ b/kernel/power/wakelock.c
@@ -39,23 +39,19 @@ ssize_t pm_show_wakelocks(char *buf, bool show_active)
{
struct rb_node *node;
struct wakelock *wl;
- char *str = buf;
- char *end = buf + PAGE_SIZE;
+ int len = 0;
mutex_lock(&wakelocks_lock);
for (node = rb_first(&wakelocks_tree); node; node = rb_next(node)) {
wl = rb_entry(node, struct wakelock, node);
if (wl->ws.active == show_active)
- str += scnprintf(str, end - str, "%s ", wl->name);
+ len += sysfs_emit_at(buf, len, "%s ", wl->name);
}
- if (str > buf)
- str--;
-
- str += scnprintf(str, end - str, "\n");
+ len += sysfs_emit_at(buf, len, "\n");
mutex_unlock(&wakelocks_lock);
- return (str - buf);
+ return len;
}
#if CONFIG_PM_WAKELOCKS_LIMIT > 0
diff --git a/kernel/seccomp.c b/kernel/seccomp.c
index 4270ff8..158ae45 100644
--- a/kernel/seccomp.c
+++ b/kernel/seccomp.c
@@ -28,6 +28,9 @@
#include <linux/syscalls.h>
#include <linux/sysctl.h>
+/* Not exposed in headers: strictly internal use only. */
+#define SECCOMP_MODE_DEAD (SECCOMP_MODE_FILTER + 1)
+
#ifdef CONFIG_HAVE_ARCH_SECCOMP_FILTER
#include <asm/syscall.h>
#endif
@@ -632,6 +635,7 @@ static void __secure_computing_strict(int this_syscall)
#ifdef SECCOMP_DEBUG
dump_stack();
#endif
+ current->seccomp.mode = SECCOMP_MODE_DEAD;
seccomp_log(this_syscall, SIGKILL, SECCOMP_RET_KILL_THREAD, true);
do_exit(SIGKILL);
}
@@ -746,6 +750,7 @@ static int __seccomp_filter(int this_syscall, const struct seccomp_data *sd,
case SECCOMP_RET_KILL_THREAD:
case SECCOMP_RET_KILL_PROCESS:
default:
+ current->seccomp.mode = SECCOMP_MODE_DEAD;
seccomp_log(this_syscall, SIGSYS, action, true);
/* Dump core only if this is the last remaining thread. */
if (action == SECCOMP_RET_KILL_PROCESS ||
@@ -798,6 +803,11 @@ int __secure_computing(const struct seccomp_data *sd)
return 0;
case SECCOMP_MODE_FILTER:
return __seccomp_filter(this_syscall, sd, false);
+ /* Surviving SECCOMP_RET_KILL_* must be proactively impossible. */
+ case SECCOMP_MODE_DEAD:
+ WARN_ON_ONCE(1);
+ do_exit(SIGKILL);
+ return -1;
default:
BUG();
}
diff --git a/kernel/sysctl.c b/kernel/sysctl.c
index ae18728..72a02d9 100644
--- a/kernel/sysctl.c
+++ b/kernel/sysctl.c
@@ -250,6 +250,28 @@ static int sysrq_sysctl_handler(struct ctl_table *table, int write,
#endif
+#ifdef CONFIG_BPF_SYSCALL
+static int bpf_unpriv_handler(struct ctl_table *table, int write,
+ void *buffer, size_t *lenp, loff_t *ppos)
+{
+ int ret, unpriv_enable = *(int *)table->data;
+ bool locked_state = unpriv_enable == 1;
+ struct ctl_table tmp = *table;
+
+ if (write && !capable(CAP_SYS_ADMIN))
+ return -EPERM;
+
+ tmp.data = &unpriv_enable;
+ ret = proc_dointvec_minmax(&tmp, write, buffer, lenp, ppos);
+ if (write && !ret) {
+ if (locked_state && unpriv_enable != 1)
+ return -EPERM;
+ *(int *)table->data = unpriv_enable;
+ }
+ return ret;
+}
+#endif
+
static struct ctl_table kern_table[];
static struct ctl_table vm_table[];
static struct ctl_table fs_table[];
@@ -1264,10 +1286,9 @@ static struct ctl_table kern_table[] = {
.data = &sysctl_unprivileged_bpf_disabled,
.maxlen = sizeof(sysctl_unprivileged_bpf_disabled),
.mode = 0644,
- /* only handle a transition from default "0" to "1" */
- .proc_handler = proc_dointvec_minmax,
- .extra1 = &one,
- .extra2 = &one,
+ .proc_handler = bpf_unpriv_handler,
+ .extra1 = &zero,
+ .extra2 = &two,
},
#endif
#if defined(CONFIG_TREE_RCU) || defined(CONFIG_PREEMPT_RCU)
diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c
index fd8e1ec..c1da2a4 100644
--- a/kernel/trace/trace.c
+++ b/kernel/trace/trace.c
@@ -230,6 +230,10 @@ __setup("trace_clock=", set_trace_boot_clock);
static int __init set_tracepoint_printk(char *str)
{
+ /* Ignore the "tp_printk_stop_on_boot" param */
+ if (*str == '_')
+ return 0;
+
if ((strcmp(str, "=0") != 0 && strcmp(str, "=off") != 0))
tracepoint_printk = 1;
return 1;
diff --git a/kernel/tsacct.c b/kernel/tsacct.c
index 370724b..8d7c6d3 100644
--- a/kernel/tsacct.c
+++ b/kernel/tsacct.c
@@ -46,11 +46,10 @@ void bacct_add_tsk(struct user_namespace *user_ns,
/* Convert to seconds for btime */
do_div(delta, USEC_PER_SEC);
stats->ac_btime = get_seconds() - delta;
- if (thread_group_leader(tsk)) {
+ if (tsk->flags & PF_EXITING)
stats->ac_exitcode = tsk->exit_code;
- if (tsk->flags & PF_FORKNOEXEC)
- stats->ac_flag |= AFORK;
- }
+ if (thread_group_leader(tsk) && (tsk->flags & PF_FORKNOEXEC))
+ stats->ac_flag |= AFORK;
if (tsk->flags & PF_SUPERPRIV)
stats->ac_flag |= ASU;
if (tsk->flags & PF_DUMPCORE)
diff --git a/lib/iov_iter.c b/lib/iov_iter.c
index 9bdc797..ffa90d4 100644
--- a/lib/iov_iter.c
+++ b/lib/iov_iter.c
@@ -393,6 +393,7 @@ static size_t copy_page_to_iter_pipe(struct page *page, size_t offset, size_t by
return 0;
pipe->nrbufs++;
buf->ops = &page_cache_pipe_buf_ops;
+ buf->flags = 0;
get_page(buf->page = page);
buf->offset = offset;
buf->len = bytes;
@@ -517,6 +518,7 @@ static size_t push_pipe(struct iov_iter *i, size_t size,
break;
pipe->nrbufs++;
pipe->bufs[idx].ops = &default_pipe_buf_ops;
+ pipe->bufs[idx].flags = 0;
pipe->bufs[idx].page = page;
pipe->bufs[idx].offset = 0;
if (left <= PAGE_SIZE) {
diff --git a/net/ax25/af_ax25.c b/net/ax25/af_ax25.c
index 0232afd..36d2e1d 100644
--- a/net/ax25/af_ax25.c
+++ b/net/ax25/af_ax25.c
@@ -80,6 +80,7 @@ static void ax25_kill_by_device(struct net_device *dev)
{
ax25_dev *ax25_dev;
ax25_cb *s;
+ struct sock *sk;
if ((ax25_dev = ax25_dev_ax25dev(dev)) == NULL)
return;
@@ -88,13 +89,15 @@ static void ax25_kill_by_device(struct net_device *dev)
again:
ax25_for_each(s, &ax25_list) {
if (s->ax25_dev == ax25_dev) {
+ sk = s->sk;
+ sock_hold(sk);
spin_unlock_bh(&ax25_list_lock);
- lock_sock(s->sk);
+ lock_sock(sk);
s->ax25_dev = NULL;
- release_sock(s->sk);
+ release_sock(sk);
ax25_disconnect(s, ENETUNREACH);
spin_lock_bh(&ax25_list_lock);
-
+ sock_put(sk);
/* The entry could have been deleted from the
* list meanwhile and thus the next pointer is
* no longer valid. Play it safe and restart
diff --git a/net/bluetooth/hci_event.c b/net/bluetooth/hci_event.c
index eca596a..39e222f 100644
--- a/net/bluetooth/hci_event.c
+++ b/net/bluetooth/hci_event.c
@@ -4967,6 +4967,11 @@ static void hci_le_adv_report_evt(struct hci_dev *hdev, struct sk_buff *skb)
struct hci_ev_le_advertising_info *ev = ptr;
s8 rssi;
+ if (ptr > (void *)skb_tail_pointer(skb) - sizeof(*ev)) {
+ bt_dev_err(hdev, "Malicious advertising data.");
+ break;
+ }
+
if (ev->length <= HCI_MAX_AD_LENGTH &&
ev->data + ev->length <= skb_tail_pointer(skb)) {
rssi = ev->data[ev->length];
@@ -4978,11 +4983,6 @@ static void hci_le_adv_report_evt(struct hci_dev *hdev, struct sk_buff *skb)
}
ptr += sizeof(*ev) + ev->length + 1;
-
- if (ptr > (void *) skb_tail_pointer(skb) - sizeof(*ev)) {
- bt_dev_err(hdev, "Malicious advertising data. Stopping processing");
- break;
- }
}
hci_dev_unlock(hdev);
diff --git a/net/can/bcm.c b/net/can/bcm.c
index 324c4cd..b3f3b02 100644
--- a/net/can/bcm.c
+++ b/net/can/bcm.c
@@ -762,21 +762,21 @@ static struct bcm_op *bcm_find_op(struct list_head *ops,
static void bcm_remove_op(struct bcm_op *op)
{
if (op->tsklet.func) {
- while (test_bit(TASKLET_STATE_SCHED, &op->tsklet.state) ||
- test_bit(TASKLET_STATE_RUN, &op->tsklet.state) ||
- hrtimer_active(&op->timer)) {
- hrtimer_cancel(&op->timer);
+ do {
tasklet_kill(&op->tsklet);
- }
+ hrtimer_cancel(&op->timer);
+ } while (test_bit(TASKLET_STATE_SCHED, &op->tsklet.state) ||
+ test_bit(TASKLET_STATE_RUN, &op->tsklet.state) ||
+ hrtimer_active(&op->timer));
}
if (op->thrtsklet.func) {
- while (test_bit(TASKLET_STATE_SCHED, &op->thrtsklet.state) ||
- test_bit(TASKLET_STATE_RUN, &op->thrtsklet.state) ||
- hrtimer_active(&op->thrtimer)) {
- hrtimer_cancel(&op->thrtimer);
+ do {
tasklet_kill(&op->thrtsklet);
- }
+ hrtimer_cancel(&op->thrtimer);
+ } while (test_bit(TASKLET_STATE_SCHED, &op->thrtsklet.state) ||
+ test_bit(TASKLET_STATE_RUN, &op->thrtsklet.state) ||
+ hrtimer_active(&op->thrtimer));
}
if ((op->frames) && (op->frames != &op->sframe))
diff --git a/net/core/drop_monitor.c b/net/core/drop_monitor.c
index ef9fe5f..006b7d7 100644
--- a/net/core/drop_monitor.c
+++ b/net/core/drop_monitor.c
@@ -219,13 +219,17 @@ static void trace_napi_poll_hit(void *ignore, struct napi_struct *napi,
rcu_read_lock();
list_for_each_entry_rcu(new_stat, &hw_stats_list, list) {
+ struct net_device *dev;
+
/*
* only add a note to our monitor buffer if:
* 1) this is the dev we received on
* 2) its after the last_rx delta
* 3) our rx_dropped count has gone up
*/
- if ((new_stat->dev == napi->dev) &&
+ /* Paired with WRITE_ONCE() in dropmon_net_event() */
+ dev = READ_ONCE(new_stat->dev);
+ if ((dev == napi->dev) &&
(time_after(jiffies, new_stat->last_rx + dm_hw_check_delta)) &&
(napi->dev->stats.rx_dropped != new_stat->last_drop_val)) {
trace_drop_common(NULL, NULL);
@@ -340,7 +344,10 @@ static int dropmon_net_event(struct notifier_block *ev_block,
mutex_lock(&trace_state_mutex);
list_for_each_entry_safe(new_stat, tmp, &hw_stats_list, list) {
if (new_stat->dev == dev) {
- new_stat->dev = NULL;
+
+ /* Paired with READ_ONCE() in trace_napi_poll_hit() */
+ WRITE_ONCE(new_stat->dev, NULL);
+
if (trace_state == TRACE_OFF) {
list_del_rcu(&new_stat->list);
kfree_rcu(new_stat, rcu);
diff --git a/net/core/filter.c b/net/core/filter.c
index 246fb61..6adb796 100644
--- a/net/core/filter.c
+++ b/net/core/filter.c
@@ -472,11 +472,18 @@ static int bpf_convert_filter(struct sock_filter *prog, int len,
#define BPF_EMIT_JMP \
do { \
+ const s32 off_min = S16_MIN, off_max = S16_MAX; \
+ s32 off; \
+ \
if (target >= len || target < 0) \
goto err; \
- insn->off = addrs ? addrs[target] - addrs[i] - 1 : 0; \
+ off = addrs ? addrs[target] - addrs[i] - 1 : 0; \
/* Adjust pc relative offset for 2nd or 3rd insn. */ \
- insn->off -= insn - tmp_insns; \
+ off -= insn - tmp_insns; \
+ /* Reject anything not fitting into insn->off. */ \
+ if (off < off_min || off > off_max) \
+ goto err; \
+ insn->off = off; \
} while (0)
case BPF_JMP | BPF_JA:
diff --git a/net/core/net-procfs.c b/net/core/net-procfs.c
index 615ccab..120015d 100644
--- a/net/core/net-procfs.c
+++ b/net/core/net-procfs.c
@@ -209,12 +209,23 @@ static const struct file_operations softnet_seq_fops = {
.release = seq_release,
};
-static void *ptype_get_idx(loff_t pos)
+static void *ptype_get_idx(struct seq_file *seq, loff_t pos)
{
+ struct list_head *ptype_list = NULL;
struct packet_type *pt = NULL;
+ struct net_device *dev;
loff_t i = 0;
int t;
+ for_each_netdev_rcu(seq_file_net(seq), dev) {
+ ptype_list = &dev->ptype_all;
+ list_for_each_entry_rcu(pt, ptype_list, list) {
+ if (i == pos)
+ return pt;
+ ++i;
+ }
+ }
+
list_for_each_entry_rcu(pt, &ptype_all, list) {
if (i == pos)
return pt;
@@ -235,22 +246,40 @@ static void *ptype_seq_start(struct seq_file *seq, loff_t *pos)
__acquires(RCU)
{
rcu_read_lock();
- return *pos ? ptype_get_idx(*pos - 1) : SEQ_START_TOKEN;
+ return *pos ? ptype_get_idx(seq, *pos - 1) : SEQ_START_TOKEN;
}
static void *ptype_seq_next(struct seq_file *seq, void *v, loff_t *pos)
{
+ struct net_device *dev;
struct packet_type *pt;
struct list_head *nxt;
int hash;
++*pos;
if (v == SEQ_START_TOKEN)
- return ptype_get_idx(0);
+ return ptype_get_idx(seq, 0);
pt = v;
nxt = pt->list.next;
+ if (pt->dev) {
+ if (nxt != &pt->dev->ptype_all)
+ goto found;
+
+ dev = pt->dev;
+ for_each_netdev_continue_rcu(seq_file_net(seq), dev) {
+ if (!list_empty(&dev->ptype_all)) {
+ nxt = dev->ptype_all.next;
+ goto found;
+ }
+ }
+
+ nxt = ptype_all.next;
+ goto ptype_all;
+ }
+
if (pt->type == htons(ETH_P_ALL)) {
+ptype_all:
if (nxt != &ptype_all)
goto found;
hash = 0;
@@ -279,7 +308,8 @@ static int ptype_seq_show(struct seq_file *seq, void *v)
if (v == SEQ_START_TOKEN)
seq_puts(seq, "Type Device Function\n");
- else if (pt->dev == NULL || dev_net(pt->dev) == seq_file_net(seq)) {
+ else if ((!pt->af_packet_net || net_eq(pt->af_packet_net, seq_file_net(seq))) &&
+ (!pt->dev || net_eq(dev_net(pt->dev), seq_file_net(seq)))) {
if (pt->type == htons(ETH_P_ALL))
seq_puts(seq, "ALL ");
else
diff --git a/net/core/rtnetlink.c b/net/core/rtnetlink.c
index d7e2cb7..738514e 100644
--- a/net/core/rtnetlink.c
+++ b/net/core/rtnetlink.c
@@ -2523,9 +2523,9 @@ static int rtnl_newlink(struct sk_buff *skb, struct nlmsghdr *nlh,
{
struct net *net = sock_net(skb->sk);
const struct rtnl_link_ops *ops;
- const struct rtnl_link_ops *m_ops = NULL;
+ const struct rtnl_link_ops *m_ops;
struct net_device *dev;
- struct net_device *master_dev = NULL;
+ struct net_device *master_dev;
struct ifinfomsg *ifm;
char kind[MODULE_NAME_LEN];
char ifname[IFNAMSIZ];
@@ -2556,6 +2556,8 @@ static int rtnl_newlink(struct sk_buff *skb, struct nlmsghdr *nlh,
dev = NULL;
}
+ master_dev = NULL;
+ m_ops = NULL;
if (dev) {
master_dev = netdev_master_upper_dev_get(dev);
if (master_dev)
diff --git a/net/ieee802154/nl802154.c b/net/ieee802154/nl802154.c
index 6d4c71a..3407ee1 100644
--- a/net/ieee802154/nl802154.c
+++ b/net/ieee802154/nl802154.c
@@ -1459,7 +1459,7 @@ static int nl802154_send_key(struct sk_buff *msg, u32 cmd, u32 portid,
hdr = nl802154hdr_put(msg, portid, seq, flags, cmd);
if (!hdr)
- return -1;
+ return -ENOBUFS;
if (nla_put_u32(msg, NL802154_ATTR_IFINDEX, dev->ifindex))
goto nla_put_failure;
@@ -1650,7 +1650,7 @@ static int nl802154_send_device(struct sk_buff *msg, u32 cmd, u32 portid,
hdr = nl802154hdr_put(msg, portid, seq, flags, cmd);
if (!hdr)
- return -1;
+ return -ENOBUFS;
if (nla_put_u32(msg, NL802154_ATTR_IFINDEX, dev->ifindex))
goto nla_put_failure;
@@ -1828,7 +1828,7 @@ static int nl802154_send_devkey(struct sk_buff *msg, u32 cmd, u32 portid,
hdr = nl802154hdr_put(msg, portid, seq, flags, cmd);
if (!hdr)
- return -1;
+ return -ENOBUFS;
if (nla_put_u32(msg, NL802154_ATTR_IFINDEX, dev->ifindex))
goto nla_put_failure;
@@ -2005,7 +2005,7 @@ static int nl802154_send_seclevel(struct sk_buff *msg, u32 cmd, u32 portid,
hdr = nl802154hdr_put(msg, portid, seq, flags, cmd);
if (!hdr)
- return -1;
+ return -ENOBUFS;
if (nla_put_u32(msg, NL802154_ATTR_IFINDEX, dev->ifindex))
goto nla_put_failure;
diff --git a/net/ipv4/ip_output.c b/net/ipv4/ip_output.c
index a801b63..4a86d76 100644
--- a/net/ipv4/ip_output.c
+++ b/net/ipv4/ip_output.c
@@ -160,12 +160,19 @@ int ip_build_and_send_pkt(struct sk_buff *skb, const struct sock *sk,
iph->daddr = (opt && opt->opt.srr ? opt->opt.faddr : daddr);
iph->saddr = saddr;
iph->protocol = sk->sk_protocol;
- if (ip_dont_fragment(sk, &rt->dst)) {
+ /* Do not bother generating IPID for small packets (eg SYNACK) */
+ if (skb->len <= IPV4_MIN_MTU || ip_dont_fragment(sk, &rt->dst)) {
iph->frag_off = htons(IP_DF);
iph->id = 0;
} else {
iph->frag_off = 0;
- __ip_select_ident(net, iph, 1);
+ /* TCP packets here are SYNACK with fat IPv4/TCP options.
+ * Avoid using the hashed IP ident generator.
+ */
+ if (sk->sk_protocol == IPPROTO_TCP)
+ iph->id = (__force __be16)prandom_u32();
+ else
+ __ip_select_ident(net, iph, 1);
}
if (opt && opt->opt.optlen) {
diff --git a/net/ipv4/ipmr.c b/net/ipv4/ipmr.c
index ce3d5f7..0a68020 100644
--- a/net/ipv4/ipmr.c
+++ b/net/ipv4/ipmr.c
@@ -248,7 +248,9 @@ static int __net_init ipmr_rules_init(struct net *net)
return 0;
err2:
+ rtnl_lock();
ipmr_free_table(mrt);
+ rtnl_unlock();
err1:
fib_rules_unregister(ops);
return err;
diff --git a/net/ipv4/ping.c b/net/ipv4/ping.c
index aab141c..1ee488a 100644
--- a/net/ipv4/ping.c
+++ b/net/ipv4/ping.c
@@ -177,16 +177,23 @@ static struct sock *ping_lookup(struct net *net, struct sk_buff *skb, u16 ident)
struct sock *sk = NULL;
struct inet_sock *isk;
struct hlist_nulls_node *hnode;
- int dif = skb->dev->ifindex;
+ int dif, sdif;
if (skb->protocol == htons(ETH_P_IP)) {
+ dif = inet_iif(skb);
+ sdif = inet_sdif(skb);
pr_debug("try to find: num = %d, daddr = %pI4, dif = %d\n",
(int)ident, &ip_hdr(skb)->daddr, dif);
#if IS_ENABLED(CONFIG_IPV6)
} else if (skb->protocol == htons(ETH_P_IPV6)) {
+ dif = inet6_iif(skb);
+ sdif = inet6_sdif(skb);
pr_debug("try to find: num = %d, daddr = %pI6c, dif = %d\n",
(int)ident, &ipv6_hdr(skb)->daddr, dif);
#endif
+ } else {
+ pr_err("ping: protocol(%x) is not supported\n", ntohs(skb->protocol));
+ return NULL;
}
read_lock_bh(&ping_table.lock);
@@ -225,7 +232,8 @@ static struct sock *ping_lookup(struct net *net, struct sk_buff *skb, u16 ident)
continue;
}
- if (sk->sk_bound_dev_if && sk->sk_bound_dev_if != dif)
+ if (sk->sk_bound_dev_if && sk->sk_bound_dev_if != dif &&
+ sk->sk_bound_dev_if != sdif)
continue;
sock_hold(sk);
diff --git a/net/ipv4/raw.c b/net/ipv4/raw.c
index 261a981..9c4b2c0 100644
--- a/net/ipv4/raw.c
+++ b/net/ipv4/raw.c
@@ -721,6 +721,7 @@ static int raw_bind(struct sock *sk, struct sockaddr *uaddr, int addr_len)
int ret = -EINVAL;
int chk_addr_ret;
+ lock_sock(sk);
if (sk->sk_state != TCP_CLOSE || addr_len < sizeof(struct sockaddr_in))
goto out;
@@ -740,7 +741,9 @@ static int raw_bind(struct sock *sk, struct sockaddr *uaddr, int addr_len)
inet->inet_saddr = 0; /* Use device */
sk_dst_reset(sk);
ret = 0;
-out: return ret;
+out:
+ release_sock(sk);
+ return ret;
}
/*
diff --git a/net/ipv4/xfrm4_policy.c b/net/ipv4/xfrm4_policy.c
index 08f0022..368e5a3 100644
--- a/net/ipv4/xfrm4_policy.c
+++ b/net/ipv4/xfrm4_policy.c
@@ -17,6 +17,7 @@
#include <net/xfrm.h>
#include <net/ip.h>
#include <net/l3mdev.h>
+#include <net/inet_ecn.h>
static struct dst_entry *__xfrm4_dst_lookup(struct net *net, struct flowi4 *fl4,
int tos, int oif,
@@ -126,7 +127,7 @@ _decode_session4(struct sk_buff *skb, struct flowi *fl, int reverse)
fl4->flowi4_proto = iph->protocol;
fl4->daddr = reverse ? iph->saddr : iph->daddr;
fl4->saddr = reverse ? iph->daddr : iph->saddr;
- fl4->flowi4_tos = iph->tos;
+ fl4->flowi4_tos = iph->tos & ~INET_ECN_MASK;
if (!ip_is_fragment(iph)) {
switch (iph->protocol) {
diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c
index 11d2e89..3c53b98 100644
--- a/net/ipv6/addrconf.c
+++ b/net/ipv6/addrconf.c
@@ -148,8 +148,7 @@ static inline void addrconf_sysctl_unregister(struct inet6_dev *idev)
}
#endif
-static void ipv6_regen_rndid(struct inet6_dev *idev);
-static void ipv6_try_regen_rndid(struct inet6_dev *idev, struct in6_addr *tmpaddr);
+static void ipv6_gen_rnd_iid(struct in6_addr *addr);
static int ipv6_generate_eui64(u8 *eui, struct net_device *dev);
static int ipv6_count_addresses(struct inet6_dev *idev);
@@ -449,8 +448,7 @@ static struct inet6_dev *ipv6_add_dev(struct net_device *dev)
dev->type == ARPHRD_SIT ||
dev->type == ARPHRD_NONE) {
ndev->cnf.use_tempaddr = -1;
- } else
- ipv6_regen_rndid(ndev);
+ }
ndev->token = in6addr_any;
@@ -1230,28 +1228,22 @@ static void ipv6_del_addr(struct inet6_ifaddr *ifp)
in6_ifa_put(ifp);
}
-static int ipv6_create_tempaddr(struct inet6_ifaddr *ifp, struct inet6_ifaddr *ift)
+static int ipv6_create_tempaddr(struct inet6_ifaddr *ifp)
{
struct inet6_dev *idev = ifp->idev;
- struct in6_addr addr, *tmpaddr;
unsigned long tmp_prefered_lft, tmp_valid_lft, tmp_tstamp, age;
unsigned long regen_advance;
- int tmp_plen;
- int ret = 0;
- u32 addr_flags;
unsigned long now = jiffies;
- long max_desync_factor;
s32 cnf_temp_preferred_lft;
+ struct inet6_ifaddr *ift;
+ long max_desync_factor;
+ struct in6_addr addr;
+ int ret = 0;
+ int tmp_plen;
+ u32 addr_flags;
write_lock_bh(&idev->lock);
- if (ift) {
- spin_lock_bh(&ift->lock);
- memcpy(&addr.s6_addr[8], &ift->addr.s6_addr[8], 8);
- spin_unlock_bh(&ift->lock);
- tmpaddr = &addr;
- } else {
- tmpaddr = NULL;
- }
+
retry:
in6_dev_hold(idev);
if (idev->cnf.use_tempaddr <= 0) {
@@ -1274,8 +1266,8 @@ static int ipv6_create_tempaddr(struct inet6_ifaddr *ifp, struct inet6_ifaddr *i
}
in6_ifa_hold(ifp);
memcpy(addr.s6_addr, ifp->addr.s6_addr, 8);
- ipv6_try_regen_rndid(idev, tmpaddr);
- memcpy(&addr.s6_addr[8], idev->rndid, 8);
+ ipv6_gen_rnd_iid(&addr);
+
age = (now - ifp->tstamp) / HZ;
regen_advance = idev->cnf.regen_max_retry *
@@ -1339,7 +1331,6 @@ static int ipv6_create_tempaddr(struct inet6_ifaddr *ifp, struct inet6_ifaddr *i
in6_ifa_put(ifp);
in6_dev_put(idev);
pr_info("%s: retry temporary address regeneration\n", __func__);
- tmpaddr = &addr;
write_lock_bh(&idev->lock);
goto retry;
}
@@ -1946,7 +1937,7 @@ static void addrconf_dad_stop(struct inet6_ifaddr *ifp, int dad_failed)
if (ifpub) {
in6_ifa_hold(ifpub);
spin_unlock_bh(&ifp->lock);
- ipv6_create_tempaddr(ifpub, ifp);
+ ipv6_create_tempaddr(ifpub);
in6_ifa_put(ifpub);
} else {
spin_unlock_bh(&ifp->lock);
@@ -2249,40 +2240,38 @@ static int ipv6_inherit_eui64(u8 *eui, struct inet6_dev *idev)
return err;
}
-/* (re)generation of randomized interface identifier (RFC 3041 3.2, 3.5) */
-static void ipv6_regen_rndid(struct inet6_dev *idev)
+/* Generation of a randomized Interface Identifier
+ * draft-ietf-6man-rfc4941bis, Section 3.3.1
+ */
+
+static void ipv6_gen_rnd_iid(struct in6_addr *addr)
{
regen:
- get_random_bytes(idev->rndid, sizeof(idev->rndid));
- idev->rndid[0] &= ~0x02;
+ get_random_bytes(&addr->s6_addr[8], 8);
- /*
- * <draft-ietf-ipngwg-temp-addresses-v2-00.txt>:
- * check if generated address is not inappropriate
+ /* <draft-ietf-6man-rfc4941bis-08.txt>, Section 3.3.1:
+ * check if generated address is not inappropriate:
*
- * - Reserved subnet anycast (RFC 2526)
- * 11111101 11....11 1xxxxxxx
- * - ISATAP (RFC4214) 6.1
- * 00-00-5E-FE-xx-xx-xx-xx
- * - value 0
- * - XXX: already assigned to an address on the device
+ * - Reserved IPv6 Interface Identifers
+ * - XXX: already assigned to an address on the device
*/
- if (idev->rndid[0] == 0xfd &&
- (idev->rndid[1]&idev->rndid[2]&idev->rndid[3]&idev->rndid[4]&idev->rndid[5]&idev->rndid[6]) == 0xff &&
- (idev->rndid[7]&0x80))
- goto regen;
- if ((idev->rndid[0]|idev->rndid[1]) == 0) {
- if (idev->rndid[2] == 0x5e && idev->rndid[3] == 0xfe)
- goto regen;
- if ((idev->rndid[2]|idev->rndid[3]|idev->rndid[4]|idev->rndid[5]|idev->rndid[6]|idev->rndid[7]) == 0x00)
- goto regen;
- }
-}
-static void ipv6_try_regen_rndid(struct inet6_dev *idev, struct in6_addr *tmpaddr)
-{
- if (tmpaddr && memcmp(idev->rndid, &tmpaddr->s6_addr[8], 8) == 0)
- ipv6_regen_rndid(idev);
+ /* Subnet-router anycast: 0000:0000:0000:0000 */
+ if (!(addr->s6_addr32[2] | addr->s6_addr32[3]))
+ goto regen;
+
+ /* IANA Ethernet block: 0200:5EFF:FE00:0000-0200:5EFF:FE00:5212
+ * Proxy Mobile IPv6: 0200:5EFF:FE00:5213
+ * IANA Ethernet block: 0200:5EFF:FE00:5214-0200:5EFF:FEFF:FFFF
+ */
+ if (ntohl(addr->s6_addr32[2]) == 0x02005eff &&
+ (ntohl(addr->s6_addr32[3]) & 0Xff000000) == 0xfe000000)
+ goto regen;
+
+ /* Reserved subnet anycast addresses */
+ if (ntohl(addr->s6_addr32[2]) == 0xfdffffff &&
+ ntohl(addr->s6_addr32[3]) >= 0Xffffff80)
+ goto regen;
}
u32 addrconf_rt_table(const struct net_device *dev, u32 default_table) {
@@ -2480,7 +2469,7 @@ static void manage_tempaddrs(struct inet6_dev *idev,
* no temporary address currently exists.
*/
read_unlock_bh(&idev->lock);
- ipv6_create_tempaddr(ifp, NULL);
+ ipv6_create_tempaddr(ifp);
} else {
read_unlock_bh(&idev->lock);
}
@@ -4413,7 +4402,7 @@ static void addrconf_verify_rtnl(void)
spin_lock(&ifpub->lock);
ifpub->regen_count = 0;
spin_unlock(&ifpub->lock);
- ipv6_create_tempaddr(ifpub, ifp);
+ ipv6_create_tempaddr(ifpub);
in6_ifa_put(ifpub);
in6_ifa_put(ifp);
goto restart;
diff --git a/net/ipv6/ip6_tunnel.c b/net/ipv6/ip6_tunnel.c
index b8bba88..05689dd 100644
--- a/net/ipv6/ip6_tunnel.c
+++ b/net/ipv6/ip6_tunnel.c
@@ -1010,12 +1010,12 @@ int ip6_tnl_xmit_ctl(struct ip6_tnl *t,
ldev = dev_get_by_index_rcu(net, p->link);
if (unlikely(!ipv6_chk_addr(net, laddr, ldev, 0)))
- pr_warn("%s xmit: Local address not yet configured!\n",
- p->name);
+ pr_warn_ratelimited("%s xmit: Local address not yet configured!\n",
+ p->name);
else if (!ipv6_addr_is_multicast(raddr) &&
unlikely(ipv6_chk_addr(net, raddr, NULL, 0)))
- pr_warn("%s xmit: Routing loop! Remote address found on this node!\n",
- p->name);
+ pr_warn_ratelimited("%s xmit: Routing loop! Remote address found on this node!\n",
+ p->name);
else
ret = 1;
rcu_read_unlock();
diff --git a/net/ipv6/ip6mr.c b/net/ipv6/ip6mr.c
index 459f282..f8d60d5 100644
--- a/net/ipv6/ip6mr.c
+++ b/net/ipv6/ip6mr.c
@@ -252,7 +252,9 @@ static int __net_init ip6mr_rules_init(struct net *net)
return 0;
err2:
+ rtnl_lock();
ip6mr_free_table(mrt);
+ rtnl_unlock();
err1:
fib_rules_unregister(ops);
return err;
diff --git a/net/netfilter/nf_nat_proto_common.c b/net/netfilter/nf_nat_proto_common.c
index 7d7466d..a4f709a 100644
--- a/net/netfilter/nf_nat_proto_common.c
+++ b/net/netfilter/nf_nat_proto_common.c
@@ -38,12 +38,12 @@ void nf_nat_l4proto_unique_tuple(const struct nf_nat_l3proto *l3proto,
struct nf_conntrack_tuple *tuple,
const struct nf_nat_range *range,
enum nf_nat_manip_type maniptype,
- const struct nf_conn *ct,
- u16 *rover)
+ const struct nf_conn *ct)
{
- unsigned int range_size, min, max, i;
+ unsigned int range_size, min, max, i, attempts;
__be16 *portptr;
- u_int16_t off;
+ u16 off;
+ static const unsigned int max_attempts = 128;
if (maniptype == NF_NAT_MANIP_SRC)
portptr = &tuple->src.u.all;
@@ -84,17 +84,31 @@ void nf_nat_l4proto_unique_tuple(const struct nf_nat_l3proto *l3proto,
} else if (range->flags & NF_NAT_RANGE_PROTO_RANDOM_FULLY) {
off = prandom_u32();
} else {
- off = *rover;
+ off = prandom_u32();
}
- for (i = 0; ; ++off) {
+ attempts = range_size;
+ if (attempts > max_attempts)
+ attempts = max_attempts;
+
+ /* We are in softirq; doing a search of the entire range risks
+ * soft lockup when all tuples are already used.
+ *
+ * If we can't find any free port from first offset, pick a new
+ * one and try again, with ever smaller search window.
+ */
+another_round:
+ for (i = 0; i < attempts; i++, off++) {
*portptr = htons(min + off % range_size);
- if (++i != range_size && nf_nat_used_tuple(tuple, ct))
- continue;
- if (!(range->flags & NF_NAT_RANGE_PROTO_RANDOM_ALL))
- *rover = off;
- return;
+ if (!nf_nat_used_tuple(tuple, ct))
+ return;
}
+
+ if (attempts >= range_size || attempts < 16)
+ return;
+ attempts /= 2;
+ off = prandom_u32();
+ goto another_round;
}
EXPORT_SYMBOL_GPL(nf_nat_l4proto_unique_tuple);
diff --git a/net/netfilter/nf_nat_proto_dccp.c b/net/netfilter/nf_nat_proto_dccp.c
index 269fcd5..04c6713 100644
--- a/net/netfilter/nf_nat_proto_dccp.c
+++ b/net/netfilter/nf_nat_proto_dccp.c
@@ -18,8 +18,6 @@
#include <net/netfilter/nf_nat_l3proto.h>
#include <net/netfilter/nf_nat_l4proto.h>
-static u_int16_t dccp_port_rover;
-
static void
dccp_unique_tuple(const struct nf_nat_l3proto *l3proto,
struct nf_conntrack_tuple *tuple,
@@ -27,8 +25,7 @@ dccp_unique_tuple(const struct nf_nat_l3proto *l3proto,
enum nf_nat_manip_type maniptype,
const struct nf_conn *ct)
{
- nf_nat_l4proto_unique_tuple(l3proto, tuple, range, maniptype, ct,
- &dccp_port_rover);
+ nf_nat_l4proto_unique_tuple(l3proto, tuple, range, maniptype, ct);
}
static bool
diff --git a/net/netfilter/nf_nat_proto_sctp.c b/net/netfilter/nf_nat_proto_sctp.c
index c57ee32..7329c9b 100644
--- a/net/netfilter/nf_nat_proto_sctp.c
+++ b/net/netfilter/nf_nat_proto_sctp.c
@@ -12,8 +12,6 @@
#include <net/netfilter/nf_nat_l4proto.h>
-static u_int16_t nf_sctp_port_rover;
-
static void
sctp_unique_tuple(const struct nf_nat_l3proto *l3proto,
struct nf_conntrack_tuple *tuple,
@@ -21,8 +19,7 @@ sctp_unique_tuple(const struct nf_nat_l3proto *l3proto,
enum nf_nat_manip_type maniptype,
const struct nf_conn *ct)
{
- nf_nat_l4proto_unique_tuple(l3proto, tuple, range, maniptype, ct,
- &nf_sctp_port_rover);
+ nf_nat_l4proto_unique_tuple(l3proto, tuple, range, maniptype, ct);
}
static bool
diff --git a/net/netfilter/nf_nat_proto_tcp.c b/net/netfilter/nf_nat_proto_tcp.c
index 4f8820f..882e79c 100644
--- a/net/netfilter/nf_nat_proto_tcp.c
+++ b/net/netfilter/nf_nat_proto_tcp.c
@@ -18,8 +18,6 @@
#include <net/netfilter/nf_nat_l4proto.h>
#include <net/netfilter/nf_nat_core.h>
-static u16 tcp_port_rover;
-
static void
tcp_unique_tuple(const struct nf_nat_l3proto *l3proto,
struct nf_conntrack_tuple *tuple,
@@ -27,8 +25,7 @@ tcp_unique_tuple(const struct nf_nat_l3proto *l3proto,
enum nf_nat_manip_type maniptype,
const struct nf_conn *ct)
{
- nf_nat_l4proto_unique_tuple(l3proto, tuple, range, maniptype, ct,
- &tcp_port_rover);
+ nf_nat_l4proto_unique_tuple(l3proto, tuple, range, maniptype, ct);
}
static bool
diff --git a/net/netfilter/nf_nat_proto_udp.c b/net/netfilter/nf_nat_proto_udp.c
index 167ad0d..f48bacd 100644
--- a/net/netfilter/nf_nat_proto_udp.c
+++ b/net/netfilter/nf_nat_proto_udp.c
@@ -17,8 +17,6 @@
#include <net/netfilter/nf_nat_l3proto.h>
#include <net/netfilter/nf_nat_l4proto.h>
-static u16 udp_port_rover;
-
static void
udp_unique_tuple(const struct nf_nat_l3proto *l3proto,
struct nf_conntrack_tuple *tuple,
@@ -26,8 +24,7 @@ udp_unique_tuple(const struct nf_nat_l3proto *l3proto,
enum nf_nat_manip_type maniptype,
const struct nf_conn *ct)
{
- nf_nat_l4proto_unique_tuple(l3proto, tuple, range, maniptype, ct,
- &udp_port_rover);
+ nf_nat_l4proto_unique_tuple(l3proto, tuple, range, maniptype, ct);
}
static void
@@ -78,8 +75,6 @@ static bool udp_manip_pkt(struct sk_buff *skb,
}
#ifdef CONFIG_NF_NAT_PROTO_UDPLITE
-static u16 udplite_port_rover;
-
static bool udplite_manip_pkt(struct sk_buff *skb,
const struct nf_nat_l3proto *l3proto,
unsigned int iphdroff, unsigned int hdroff,
@@ -103,8 +98,7 @@ udplite_unique_tuple(const struct nf_nat_l3proto *l3proto,
enum nf_nat_manip_type maniptype,
const struct nf_conn *ct)
{
- nf_nat_l4proto_unique_tuple(l3proto, tuple, range, maniptype, ct,
- &udplite_port_rover);
+ nf_nat_l4proto_unique_tuple(l3proto, tuple, range, maniptype, ct);
}
const struct nf_nat_l4proto nf_nat_l4proto_udplite = {
diff --git a/net/netfilter/nft_payload.c b/net/netfilter/nft_payload.c
index b1a9f33..fd87216 100644
--- a/net/netfilter/nft_payload.c
+++ b/net/netfilter/nft_payload.c
@@ -194,6 +194,9 @@ static int nft_payload_l4csum_offset(const struct nft_pktinfo *pkt,
struct sk_buff *skb,
unsigned int *l4csum_offset)
{
+ if (pkt->xt.fragoff)
+ return -1;
+
switch (pkt->tprot) {
case IPPROTO_TCP:
*l4csum_offset = offsetof(struct tcphdr, check);
diff --git a/net/packet/af_packet.c b/net/packet/af_packet.c
index 3177b93..1381bfc 100644
--- a/net/packet/af_packet.c
+++ b/net/packet/af_packet.c
@@ -1756,6 +1756,7 @@ static int fanout_add(struct sock *sk, u16 id, u16 type_flags)
match->prot_hook.dev = po->prot_hook.dev;
match->prot_hook.func = packet_rcv_fanout;
match->prot_hook.af_packet_priv = match;
+ match->prot_hook.af_packet_net = read_pnet(&match->net);
match->prot_hook.id_match = match_fanout_group;
list_add(&match->list, &fanout_list);
}
@@ -1769,7 +1770,10 @@ static int fanout_add(struct sock *sk, u16 id, u16 type_flags)
err = -ENOSPC;
if (refcount_read(&match->sk_ref) < PACKET_FANOUT_MAX) {
__dev_remove_pack(&po->prot_hook);
- po->fanout = match;
+
+ /* Paired with packet_setsockopt(PACKET_FANOUT_DATA) */
+ WRITE_ONCE(po->fanout, match);
+
po->rollover = rollover;
rollover = NULL;
refcount_set(&match->sk_ref, refcount_read(&match->sk_ref) + 1);
@@ -3330,6 +3334,7 @@ static int packet_create(struct net *net, struct socket *sock, int protocol,
po->prot_hook.func = packet_rcv_spkt;
po->prot_hook.af_packet_priv = sk;
+ po->prot_hook.af_packet_net = sock_net(sk);
if (proto) {
po->prot_hook.type = proto;
@@ -3913,7 +3918,8 @@ packet_setsockopt(struct socket *sock, int level, int optname, char __user *optv
}
case PACKET_FANOUT_DATA:
{
- if (!po->fanout)
+ /* Paired with the WRITE_ONCE() in fanout_add() */
+ if (!READ_ONCE(po->fanout))
return -EINVAL;
return fanout_set_data(po, optval, optlen);
diff --git a/net/sched/act_api.c b/net/sched/act_api.c
index 8ae0add..a6a9306 100644
--- a/net/sched/act_api.c
+++ b/net/sched/act_api.c
@@ -482,15 +482,24 @@ int tcf_action_exec(struct sk_buff *skb, struct tc_action **actions,
restart_act_graph:
for (i = 0; i < nr_actions; i++) {
const struct tc_action *a = actions[i];
+ int repeat_ttl;
if (jmp_prgcnt > 0) {
jmp_prgcnt -= 1;
continue;
}
+
+ repeat_ttl = 32;
repeat:
ret = a->ops->act(skb, a, res);
- if (ret == TC_ACT_REPEAT)
- goto repeat; /* we need a ttl - JHS */
+
+ if (unlikely(ret == TC_ACT_REPEAT)) {
+ if (--repeat_ttl != 0)
+ goto repeat;
+ /* suspicious opcode, stop pipeline */
+ net_warn_ratelimited("TC_ACT_REPEAT abuse ?\n");
+ return TC_ACT_OK;
+ }
if (TC_ACT_EXT_CMP(ret, TC_ACT_JUMP)) {
jmp_prgcnt = ret & TCA_ACT_MAX_PRIO_MASK;
diff --git a/net/tipc/link.c b/net/tipc/link.c
index 0b44427..d301781 100644
--- a/net/tipc/link.c
+++ b/net/tipc/link.c
@@ -1462,12 +1462,15 @@ static int tipc_link_proto_rcv(struct tipc_link *l, struct sk_buff *skb,
u16 peers_tol = msg_link_tolerance(hdr);
u16 peers_prio = msg_linkprio(hdr);
u16 rcv_nxt = l->rcv_nxt;
- u16 dlen = msg_data_sz(hdr);
+ u32 dlen = msg_data_sz(hdr);
int mtyp = msg_type(hdr);
void *data;
char *if_name;
int rc = 0;
+ if (dlen > U16_MAX)
+ goto exit;
+
if (tipc_link_is_blocked(l) || !xmitq)
goto exit;
diff --git a/net/tipc/monitor.c b/net/tipc/monitor.c
index 254ddc2..c6496da 100644
--- a/net/tipc/monitor.c
+++ b/net/tipc/monitor.c
@@ -457,6 +457,8 @@ void tipc_mon_rcv(struct net *net, void *data, u16 dlen, u32 addr,
state->probing = false;
/* Sanity check received domain record */
+ if (new_member_cnt > MAX_MON_DOMAIN)
+ return;
if (dlen < dom_rec_len(arrv_dom, 0))
return;
if (dlen != dom_rec_len(arrv_dom, new_member_cnt))
diff --git a/net/tipc/name_distr.c b/net/tipc/name_distr.c
index 7ebcaff..963f607 100644
--- a/net/tipc/name_distr.c
+++ b/net/tipc/name_distr.c
@@ -288,7 +288,7 @@ static bool tipc_update_nametbl(struct net *net, struct distr_item *i,
return true;
}
} else {
- pr_warn("Unrecognized name table message received\n");
+ pr_warn_ratelimited("Unknown name table message received\n");
}
return false;
}
diff --git a/net/vmw_vsock/af_vsock.c b/net/vmw_vsock/af_vsock.c
index 8b211d16..b14e96b 100644
--- a/net/vmw_vsock/af_vsock.c
+++ b/net/vmw_vsock/af_vsock.c
@@ -1237,6 +1237,7 @@ static int vsock_stream_connect(struct socket *sock, struct sockaddr *addr,
sk->sk_state = sk->sk_state == TCP_ESTABLISHED ? TCP_CLOSING : TCP_CLOSE;
sock->state = SS_UNCONNECTED;
vsock_transport_cancel_pkt(vsk);
+ vsock_remove_connected(vsk);
goto out_wait;
} else if (timeout == 0) {
err = -ETIMEDOUT;
diff --git a/scripts/Makefile.extrawarn b/scripts/Makefile.extrawarn
index 486e135..65df614 100644
--- a/scripts/Makefile.extrawarn
+++ b/scripts/Makefile.extrawarn
@@ -73,5 +73,6 @@
KBUILD_CFLAGS += $(call cc-disable-warning, format-zero-length)
KBUILD_CFLAGS += $(call cc-disable-warning, uninitialized)
KBUILD_CFLAGS += $(call cc-disable-warning, pointer-to-enum-cast)
+KBUILD_CFLAGS += $(call cc-disable-warning, unaligned-access)
endif
endif
diff --git a/security/integrity/ima/ima_fs.c b/security/integrity/ima/ima_fs.c
index d37f9ac..5306e6a 100644
--- a/security/integrity/ima/ima_fs.c
+++ b/security/integrity/ima/ima_fs.c
@@ -486,11 +486,11 @@ int __init ima_fs_init(void)
return 0;
out:
+ securityfs_remove(ima_policy);
securityfs_remove(violations);
securityfs_remove(runtime_measurements_count);
securityfs_remove(ascii_runtime_measurements);
securityfs_remove(binary_runtime_measurements);
securityfs_remove(ima_dir);
- securityfs_remove(ima_policy);
return -1;
}
diff --git a/security/integrity/ima/ima_template.c b/security/integrity/ima/ima_template.c
index 7412d02..86878822 100644
--- a/security/integrity/ima/ima_template.c
+++ b/security/integrity/ima/ima_template.c
@@ -31,6 +31,7 @@ static struct ima_template_desc builtin_templates[] = {
static LIST_HEAD(defined_templates);
static DEFINE_SPINLOCK(template_list);
+static int template_setup_done;
static struct ima_template_field supported_fields[] = {
{.field_id = "d", .field_init = ima_eventdigest_init,
@@ -57,10 +58,11 @@ static int __init ima_template_setup(char *str)
struct ima_template_desc *template_desc;
int template_len = strlen(str);
- if (ima_template)
+ if (template_setup_done)
return 1;
- ima_init_template_list();
+ if (!ima_template)
+ ima_init_template_list();
/*
* Verify that a template with the supplied name exists.
@@ -84,6 +86,7 @@ static int __init ima_template_setup(char *str)
}
ima_template = template_desc;
+ template_setup_done = 1;
return 1;
}
__setup("ima_template=", ima_template_setup);
@@ -92,7 +95,7 @@ static int __init ima_template_fmt_setup(char *str)
{
int num_templates = ARRAY_SIZE(builtin_templates);
- if (ima_template)
+ if (template_setup_done)
return 1;
if (template_desc_init_fields(str, NULL, NULL) < 0) {
@@ -103,6 +106,7 @@ static int __init ima_template_fmt_setup(char *str)
builtin_templates[num_templates - 1].fmt = str;
ima_template = builtin_templates + num_templates - 1;
+ template_setup_done = 1;
return 1;
}
diff --git a/security/integrity/integrity_audit.c b/security/integrity/integrity_audit.c
index 90987d1..6c415667 100644
--- a/security/integrity/integrity_audit.c
+++ b/security/integrity/integrity_audit.c
@@ -39,6 +39,8 @@ void integrity_audit_msg(int audit_msgno, struct inode *inode,
return;
ab = audit_log_start(current->audit_context, GFP_KERNEL, audit_msgno);
+ if (!ab)
+ return;
audit_log_format(ab, "pid=%d uid=%u auid=%u ses=%u",
task_pid_nr(current),
from_kuid(&init_user_ns, current_cred()->uid),
diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c
index de090a3..2a3090a 100644
--- a/sound/pci/hda/hda_intel.c
+++ b/sound/pci/hda/hda_intel.c
@@ -1636,6 +1636,7 @@ static struct snd_pci_quirk probe_mask_list[] = {
/* forced codec slots */
SND_PCI_QUIRK(0x1043, 0x1262, "ASUS W5Fm", 0x103),
SND_PCI_QUIRK(0x1046, 0x1262, "ASUS W5F", 0x103),
+ SND_PCI_QUIRK(0x1558, 0x0351, "Schenker Dock 15", 0x105),
/* WinFast VP200 H (Teradici) user reported broken communication */
SND_PCI_QUIRK(0x3a21, 0x040d, "WinFast VP200 H", 0x101),
{}
@@ -1821,8 +1822,6 @@ static int azx_create(struct snd_card *card, struct pci_dev *pci,
assign_position_fix(chip, check_position_fix(chip, position_fix[dev]));
- check_probe_mask(chip, dev);
-
if (single_cmd < 0) /* allow fallback to single_cmd at errors */
chip->fallback_to_single_cmd = 1;
else /* explicitly set to single_cmd or not */
@@ -1851,6 +1850,8 @@ static int azx_create(struct snd_card *card, struct pci_dev *pci,
chip->bus.needs_damn_long_delay = 1;
}
+ check_probe_mask(chip, dev);
+
err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops);
if (err < 0) {
dev_err(card->dev, "Error creating device [card]!\n");
diff --git a/sound/soc/fsl/pcm030-audio-fabric.c b/sound/soc/fsl/pcm030-audio-fabric.c
index ec73122..72d454899 100644
--- a/sound/soc/fsl/pcm030-audio-fabric.c
+++ b/sound/soc/fsl/pcm030-audio-fabric.c
@@ -90,16 +90,21 @@ static int pcm030_fabric_probe(struct platform_device *op)
dev_err(&op->dev, "platform_device_alloc() failed\n");
ret = platform_device_add(pdata->codec_device);
- if (ret)
+ if (ret) {
dev_err(&op->dev, "platform_device_add() failed: %d\n", ret);
+ platform_device_put(pdata->codec_device);
+ }
ret = snd_soc_register_card(card);
- if (ret)
+ if (ret) {
dev_err(&op->dev, "snd_soc_register_card() failed: %d\n", ret);
+ platform_device_del(pdata->codec_device);
+ platform_device_put(pdata->codec_device);
+ }
platform_set_drvdata(op, pdata);
-
return ret;
+
}
static int pcm030_fabric_remove(struct platform_device *op)
diff --git a/sound/soc/soc-ops.c b/sound/soc/soc-ops.c
index d5ef627..76bd264 100644
--- a/sound/soc/soc-ops.c
+++ b/sound/soc/soc-ops.c
@@ -319,7 +319,7 @@ int snd_soc_put_volsw(struct snd_kcontrol *kcontrol,
unsigned int sign_bit = mc->sign_bit;
unsigned int mask = (1 << fls(max)) - 1;
unsigned int invert = mc->invert;
- int err;
+ int err, ret;
bool type_2r = false;
unsigned int val2 = 0;
unsigned int val, val_mask;
@@ -327,13 +327,27 @@ int snd_soc_put_volsw(struct snd_kcontrol *kcontrol,
if (sign_bit)
mask = BIT(sign_bit + 1) - 1;
- val = ((ucontrol->value.integer.value[0] + min) & mask);
+ val = ucontrol->value.integer.value[0];
+ if (mc->platform_max && val > mc->platform_max)
+ return -EINVAL;
+ if (val > max - min)
+ return -EINVAL;
+ if (val < 0)
+ return -EINVAL;
+ val = (val + min) & mask;
if (invert)
val = max - val;
val_mask = mask << shift;
val = val << shift;
if (snd_soc_volsw_is_stereo(mc)) {
- val2 = ((ucontrol->value.integer.value[1] + min) & mask);
+ val2 = ucontrol->value.integer.value[1];
+ if (mc->platform_max && val2 > mc->platform_max)
+ return -EINVAL;
+ if (val2 > max - min)
+ return -EINVAL;
+ if (val2 < 0)
+ return -EINVAL;
+ val2 = (val2 + min) & mask;
if (invert)
val2 = max - val2;
if (reg == reg2) {
@@ -347,12 +361,18 @@ int snd_soc_put_volsw(struct snd_kcontrol *kcontrol,
err = snd_soc_component_update_bits(component, reg, val_mask, val);
if (err < 0)
return err;
+ ret = err;
- if (type_2r)
+ if (type_2r) {
err = snd_soc_component_update_bits(component, reg2, val_mask,
- val2);
+ val2);
+ /* Don't discard any error code or drop change flag */
+ if (ret == 0 || err < 0) {
+ ret = err;
+ }
+ }
- return err;
+ return ret;
}
EXPORT_SYMBOL_GPL(snd_soc_put_volsw);
@@ -427,8 +447,15 @@ int snd_soc_put_volsw_sx(struct snd_kcontrol *kcontrol,
int err = 0;
unsigned int val, val_mask, val2 = 0;
+ val = ucontrol->value.integer.value[0];
+ if (mc->platform_max && val > mc->platform_max)
+ return -EINVAL;
+ if (val > max - min)
+ return -EINVAL;
+ if (val < 0)
+ return -EINVAL;
val_mask = mask << shift;
- val = (ucontrol->value.integer.value[0] + min) & mask;
+ val = (val + min) & mask;
val = val << shift;
err = snd_soc_component_update_bits(component, reg, val_mask, val);
@@ -501,7 +528,7 @@ int snd_soc_put_volsw_range(struct snd_kcontrol *kcontrol,
unsigned int mask = (1 << fls(max)) - 1;
unsigned int invert = mc->invert;
unsigned int val, val_mask;
- int ret;
+ int err, ret;
if (invert)
val = (max - ucontrol->value.integer.value[0]) & mask;
@@ -510,9 +537,10 @@ int snd_soc_put_volsw_range(struct snd_kcontrol *kcontrol,
val_mask = mask << shift;
val = val << shift;
- ret = snd_soc_component_update_bits(component, reg, val_mask, val);
- if (ret < 0)
- return ret;
+ err = snd_soc_component_update_bits(component, reg, val_mask, val);
+ if (err < 0)
+ return err;
+ ret = err;
if (snd_soc_volsw_is_stereo(mc)) {
if (invert)
@@ -522,8 +550,12 @@ int snd_soc_put_volsw_range(struct snd_kcontrol *kcontrol,
val_mask = mask << shift;
val = val << shift;
- ret = snd_soc_component_update_bits(component, rreg, val_mask,
+ err = snd_soc_component_update_bits(component, rreg, val_mask,
val);
+ /* Don't discard any error code or drop change flag */
+ if (ret == 0 || err < 0) {
+ ret = err;
+ }
}
return ret;
@@ -894,6 +926,8 @@ int snd_soc_put_xr_sx(struct snd_kcontrol *kcontrol,
unsigned int i, regval, regmask;
int err;
+ if (val < mc->min || val > mc->max)
+ return -EINVAL;
if (invert)
val = max - val;
val &= mask;
diff --git a/tools/lib/subcmd/subcmd-util.h b/tools/lib/subcmd/subcmd-util.h
index 794a375..b2aec04 100644
--- a/tools/lib/subcmd/subcmd-util.h
+++ b/tools/lib/subcmd/subcmd-util.h
@@ -50,15 +50,8 @@ static NORETURN inline void die(const char *err, ...)
static inline void *xrealloc(void *ptr, size_t size)
{
void *ret = realloc(ptr, size);
- if (!ret && !size)
- ret = realloc(ptr, 1);
- if (!ret) {
- ret = realloc(ptr, size);
- if (!ret && !size)
- ret = realloc(ptr, 1);
- if (!ret)
- die("Out of memory, realloc failed");
- }
+ if (!ret)
+ die("Out of memory, realloc failed");
return ret;
}
diff --git a/tools/testing/selftests/futex/Makefile b/tools/testing/selftests/futex/Makefile
index a63e845..cacf767 100644
--- a/tools/testing/selftests/futex/Makefile
+++ b/tools/testing/selftests/futex/Makefile
@@ -11,7 +11,7 @@
@for DIR in $(SUBDIRS); do \
BUILD_TARGET=$(OUTPUT)/$$DIR; \
mkdir $$BUILD_TARGET -p; \
- make OUTPUT=$$BUILD_TARGET -C $$DIR $@;\
+ $(MAKE) OUTPUT=$$BUILD_TARGET -C $$DIR $@;\
if [ -e $$DIR/$(TEST_PROGS) ]; then \
rsync -a $$DIR/$(TEST_PROGS) $$BUILD_TARGET/; \
fi \
@@ -40,6 +40,6 @@
@for DIR in $(SUBDIRS); do \
BUILD_TARGET=$(OUTPUT)/$$DIR; \
mkdir $$BUILD_TARGET -p; \
- make OUTPUT=$$BUILD_TARGET -C $$DIR $@;\
+ $(MAKE) OUTPUT=$$BUILD_TARGET -C $$DIR $@;\
done
endef
diff --git a/tools/testing/selftests/zram/zram.sh b/tools/testing/selftests/zram/zram.sh
index 232e958..b0b91d9 100755
--- a/tools/testing/selftests/zram/zram.sh
+++ b/tools/testing/selftests/zram/zram.sh
@@ -2,9 +2,6 @@
# SPDX-License-Identifier: GPL-2.0
TCID="zram.sh"
-# Kselftest framework requirement - SKIP code is 4.
-ksft_skip=4
-
. ./zram_lib.sh
run_zram () {
@@ -18,14 +15,4 @@
check_prereqs
-# check zram module exists
-MODULE_PATH=/lib/modules/`uname -r`/kernel/drivers/block/zram/zram.ko
-if [ -f $MODULE_PATH ]; then
- run_zram
-elif [ -b /dev/zram0 ]; then
- run_zram
-else
- echo "$TCID : No zram.ko module or /dev/zram0 device file not found"
- echo "$TCID : CONFIG_ZRAM is not set"
- exit $ksft_skip
-fi
+run_zram
diff --git a/tools/testing/selftests/zram/zram01.sh b/tools/testing/selftests/zram/zram01.sh
index b9566a6..8abc996 100755
--- a/tools/testing/selftests/zram/zram01.sh
+++ b/tools/testing/selftests/zram/zram01.sh
@@ -42,9 +42,7 @@
zram_fill_fs()
{
- local mem_free0=$(free -m | awk 'NR==2 {print $4}')
-
- for i in $(seq 0 $(($dev_num - 1))); do
+ for i in $(seq $dev_start $dev_end); do
echo "fill zram$i..."
local b=0
while [ true ]; do
@@ -54,29 +52,17 @@
b=$(($b + 1))
done
echo "zram$i can be filled with '$b' KB"
+
+ local mem_used_total=`awk '{print $3}' "/sys/block/zram$i/mm_stat"`
+ local v=$((100 * 1024 * $b / $mem_used_total))
+ if [ "$v" -lt 100 ]; then
+ echo "FAIL compression ratio: 0.$v:1"
+ ERR_CODE=-1
+ return
+ fi
+
+ echo "zram compression ratio: $(echo "scale=2; $v / 100 " | bc):1: OK"
done
-
- local mem_free1=$(free -m | awk 'NR==2 {print $4}')
- local used_mem=$(($mem_free0 - $mem_free1))
-
- local total_size=0
- for sm in $zram_sizes; do
- local s=$(echo $sm | sed 's/M//')
- total_size=$(($total_size + $s))
- done
-
- echo "zram used ${used_mem}M, zram disk sizes ${total_size}M"
-
- local v=$((100 * $total_size / $used_mem))
-
- if [ "$v" -lt 100 ]; then
- echo "FAIL compression ratio: 0.$v:1"
- ERR_CODE=-1
- zram_cleanup
- return
- fi
-
- echo "zram compression ratio: $(echo "scale=2; $v / 100 " | bc):1: OK"
}
check_prereqs
@@ -90,7 +76,6 @@
zram_fill_fs
zram_cleanup
-zram_unload
if [ $ERR_CODE -ne 0 ]; then
echo "$TCID : [FAIL]"
diff --git a/tools/testing/selftests/zram/zram02.sh b/tools/testing/selftests/zram/zram02.sh
index 74569b8..3768cfd 100755
--- a/tools/testing/selftests/zram/zram02.sh
+++ b/tools/testing/selftests/zram/zram02.sh
@@ -45,7 +45,6 @@
zram_makeswap
zram_swapoff
zram_cleanup
-zram_unload
if [ $ERR_CODE -ne 0 ]; then
echo "$TCID : [FAIL]"
diff --git a/tools/testing/selftests/zram/zram_lib.sh b/tools/testing/selftests/zram/zram_lib.sh
index 9e73a4f..130d193 100755
--- a/tools/testing/selftests/zram/zram_lib.sh
+++ b/tools/testing/selftests/zram/zram_lib.sh
@@ -14,12 +14,17 @@
# Author: Alexey Kodanev <alexey.kodanev@oracle.com>
# Modified: Naresh Kamboju <naresh.kamboju@linaro.org>
-MODULE=0
dev_makeswap=-1
dev_mounted=-1
-
+dev_start=0
+dev_end=-1
+module_load=-1
+sys_control=-1
# Kselftest framework requirement - SKIP code is 4.
ksft_skip=4
+kernel_version=`uname -r | cut -d'.' -f1,2`
+kernel_major=${kernel_version%.*}
+kernel_minor=${kernel_version#*.}
trap INT
@@ -34,68 +39,104 @@
fi
}
+kernel_gte()
+{
+ major=${1%.*}
+ minor=${1#*.}
+
+ if [ $kernel_major -gt $major ]; then
+ return 0
+ elif [[ $kernel_major -eq $major && $kernel_minor -ge $minor ]]; then
+ return 0
+ fi
+
+ return 1
+}
+
zram_cleanup()
{
echo "zram cleanup"
local i=
- for i in $(seq 0 $dev_makeswap); do
+ for i in $(seq $dev_start $dev_makeswap); do
swapoff /dev/zram$i
done
- for i in $(seq 0 $dev_mounted); do
+ for i in $(seq $dev_start $dev_mounted); do
umount /dev/zram$i
done
- for i in $(seq 0 $(($dev_num - 1))); do
+ for i in $(seq $dev_start $dev_end); do
echo 1 > /sys/block/zram${i}/reset
rm -rf zram$i
done
-}
+ if [ $sys_control -eq 1 ]; then
+ for i in $(seq $dev_start $dev_end); do
+ echo $i > /sys/class/zram-control/hot_remove
+ done
+ fi
-zram_unload()
-{
- if [ $MODULE -ne 0 ] ; then
- echo "zram rmmod zram"
+ if [ $module_load -eq 1 ]; then
rmmod zram > /dev/null 2>&1
fi
}
zram_load()
{
- # check zram module exists
- MODULE_PATH=/lib/modules/`uname -r`/kernel/drivers/block/zram/zram.ko
- if [ -f $MODULE_PATH ]; then
- MODULE=1
- echo "create '$dev_num' zram device(s)"
- modprobe zram num_devices=$dev_num
- if [ $? -ne 0 ]; then
- echo "failed to insert zram module"
- exit 1
- fi
+ echo "create '$dev_num' zram device(s)"
- dev_num_created=$(ls /dev/zram* | wc -w)
+ # zram module loaded, new kernel
+ if [ -d "/sys/class/zram-control" ]; then
+ echo "zram modules already loaded, kernel supports" \
+ "zram-control interface"
+ dev_start=$(ls /dev/zram* | wc -w)
+ dev_end=$(($dev_start + $dev_num - 1))
+ sys_control=1
- if [ "$dev_num_created" -ne "$dev_num" ]; then
- echo "unexpected num of devices: $dev_num_created"
- ERR_CODE=-1
- else
- echo "zram load module successful"
- fi
- elif [ -b /dev/zram0 ]; then
- echo "/dev/zram0 device file found: OK"
- else
- echo "ERROR: No zram.ko module or no /dev/zram0 device found"
- echo "$TCID : CONFIG_ZRAM is not set"
- exit 1
+ for i in $(seq $dev_start $dev_end); do
+ cat /sys/class/zram-control/hot_add > /dev/null
+ done
+
+ echo "all zram devices (/dev/zram$dev_start~$dev_end" \
+ "successfully created"
+ return 0
fi
+
+ # detect old kernel or built-in
+ modprobe zram num_devices=$dev_num
+ if [ ! -d "/sys/class/zram-control" ]; then
+ if grep -q '^zram' /proc/modules; then
+ rmmod zram > /dev/null 2>&1
+ if [ $? -ne 0 ]; then
+ echo "zram module is being used on old kernel" \
+ "without zram-control interface"
+ exit $ksft_skip
+ fi
+ else
+ echo "test needs CONFIG_ZRAM=m on old kernel without" \
+ "zram-control interface"
+ exit $ksft_skip
+ fi
+ modprobe zram num_devices=$dev_num
+ fi
+
+ module_load=1
+ dev_end=$(($dev_num - 1))
+ echo "all zram devices (/dev/zram0~$dev_end) successfully created"
}
zram_max_streams()
{
echo "set max_comp_streams to zram device(s)"
- local i=0
+ kernel_gte 4.7
+ if [ $? -eq 0 ]; then
+ echo "The device attribute max_comp_streams was"\
+ "deprecated in 4.7"
+ return 0
+ fi
+
+ local i=$dev_start
for max_s in $zram_max_streams; do
local sys_path="/sys/block/zram${i}/max_comp_streams"
echo $max_s > $sys_path || \
@@ -107,7 +148,7 @@
echo "FAIL can't set max_streams '$max_s', get $max_stream"
i=$(($i + 1))
- echo "$sys_path = '$max_streams' ($i/$dev_num)"
+ echo "$sys_path = '$max_streams'"
done
echo "zram max streams: OK"
@@ -117,15 +158,16 @@
{
echo "test that we can set compression algorithm"
- local algs=$(cat /sys/block/zram0/comp_algorithm)
+ local i=$dev_start
+ local algs=$(cat /sys/block/zram${i}/comp_algorithm)
echo "supported algs: $algs"
- local i=0
+
for alg in $zram_algs; do
local sys_path="/sys/block/zram${i}/comp_algorithm"
echo "$alg" > $sys_path || \
echo "FAIL can't set '$alg' to $sys_path"
i=$(($i + 1))
- echo "$sys_path = '$alg' ($i/$dev_num)"
+ echo "$sys_path = '$alg'"
done
echo "zram set compression algorithm: OK"
@@ -134,14 +176,14 @@
zram_set_disksizes()
{
echo "set disk size to zram device(s)"
- local i=0
+ local i=$dev_start
for ds in $zram_sizes; do
local sys_path="/sys/block/zram${i}/disksize"
echo "$ds" > $sys_path || \
echo "FAIL can't set '$ds' to $sys_path"
i=$(($i + 1))
- echo "$sys_path = '$ds' ($i/$dev_num)"
+ echo "$sys_path = '$ds'"
done
echo "zram set disksizes: OK"
@@ -151,14 +193,14 @@
{
echo "set memory limit to zram device(s)"
- local i=0
+ local i=$dev_start
for ds in $zram_mem_limits; do
local sys_path="/sys/block/zram${i}/mem_limit"
echo "$ds" > $sys_path || \
echo "FAIL can't set '$ds' to $sys_path"
i=$(($i + 1))
- echo "$sys_path = '$ds' ($i/$dev_num)"
+ echo "$sys_path = '$ds'"
done
echo "zram set memory limit: OK"
@@ -167,8 +209,8 @@
zram_makeswap()
{
echo "make swap with zram device(s)"
- local i=0
- for i in $(seq 0 $(($dev_num - 1))); do
+ local i=$dev_start
+ for i in $(seq $dev_start $dev_end); do
mkswap /dev/zram$i > err.log 2>&1
if [ $? -ne 0 ]; then
cat err.log
@@ -191,7 +233,7 @@
zram_swapoff()
{
local i=
- for i in $(seq 0 $dev_makeswap); do
+ for i in $(seq $dev_start $dev_end); do
swapoff /dev/zram$i > err.log 2>&1
if [ $? -ne 0 ]; then
cat err.log
@@ -205,7 +247,7 @@
zram_makefs()
{
- local i=0
+ local i=$dev_start
for fs in $zram_filesystems; do
# if requested fs not supported default it to ext2
which mkfs.$fs > /dev/null 2>&1 || fs=ext2
@@ -224,7 +266,7 @@
zram_mount()
{
local i=0
- for i in $(seq 0 $(($dev_num - 1))); do
+ for i in $(seq $dev_start $dev_end); do
echo "mount /dev/zram$i"
mkdir zram$i
mount /dev/zram$i zram$i > /dev/null || \