[PATCH] handle errors returned by platform_get_irq*()
platform_get_irq*() now returns on -ENXIO when the resource cannot be
found. Ensure all users of platform_get_irq*() handle this error
appropriately.
Signed-off-by: David Vrabel <dvrabel@arcom.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
diff --git a/drivers/net/arm/am79c961a.c b/drivers/net/arm/am79c961a.c
index 53e3afc..09d5c3f 100644
--- a/drivers/net/arm/am79c961a.c
+++ b/drivers/net/arm/am79c961a.c
@@ -696,7 +696,9 @@
dev->base_addr = res->start;
dev->irq = platform_get_irq(pdev, 0);
- ret = -ENODEV;
+ ret = -ENODEV;
+ if (dev->irq < 0)
+ goto nodev;
if (!request_region(dev->base_addr, 0x18, dev->name))
goto nodev;
diff --git a/drivers/net/fs_enet/mac-fcc.c b/drivers/net/fs_enet/mac-fcc.c
index e67b1d0..95e2bb8 100644
--- a/drivers/net/fs_enet/mac-fcc.c
+++ b/drivers/net/fs_enet/mac-fcc.c
@@ -118,6 +118,8 @@
/* Fill out IRQ field */
fep->interrupt = platform_get_irq(pdev, 0);
+ if (fep->interrupt < 0)
+ return -EINVAL;
/* Attach the memory for the FCC Parameter RAM */
r = platform_get_resource_byname(pdev, IORESOURCE_MEM, "fcc_pram");
diff --git a/drivers/net/fs_enet/mac-fec.c b/drivers/net/fs_enet/mac-fec.c
index 2e8f444..3dad69d 100644
--- a/drivers/net/fs_enet/mac-fec.c
+++ b/drivers/net/fs_enet/mac-fec.c
@@ -144,6 +144,8 @@
/* Fill out IRQ field */
fep->interrupt = platform_get_irq_byname(pdev,"interrupt");
+ if (fep->interrupt < 0)
+ return -EINVAL;
r = platform_get_resource_byname(pdev, IORESOURCE_MEM, "regs");
fep->fec.fecp =(void*)r->start;
diff --git a/drivers/net/fs_enet/mac-scc.c b/drivers/net/fs_enet/mac-scc.c
index a3897fd..a772b28 100644
--- a/drivers/net/fs_enet/mac-scc.c
+++ b/drivers/net/fs_enet/mac-scc.c
@@ -118,6 +118,8 @@
/* Fill out IRQ field */
fep->interrupt = platform_get_irq_byname(pdev, "interrupt");
+ if (fep->interrupt < 0)
+ return -EINVAL;
r = platform_get_resource_byname(pdev, IORESOURCE_MEM, "regs");
fep->scc.sccp = (void *)r->start;
diff --git a/drivers/net/gianfar.c b/drivers/net/gianfar.c
index 0e8e3fc..771e25d 100644
--- a/drivers/net/gianfar.c
+++ b/drivers/net/gianfar.c
@@ -193,8 +193,12 @@
priv->interruptTransmit = platform_get_irq_byname(pdev, "tx");
priv->interruptReceive = platform_get_irq_byname(pdev, "rx");
priv->interruptError = platform_get_irq_byname(pdev, "error");
+ if (priv->interruptTransmit < 0 || priv->interruptReceive < 0 || priv->interruptError < 0)
+ goto regs_fail;
} else {
priv->interruptTransmit = platform_get_irq(pdev, 0);
+ if (priv->interruptTransmit < 0)
+ goto regs_fail;
}
/* get a pointer to the register memory */
diff --git a/drivers/net/smc91x.c b/drivers/net/smc91x.c
index 7ec0812..75e9b3b 100644
--- a/drivers/net/smc91x.c
+++ b/drivers/net/smc91x.c
@@ -2221,6 +2221,10 @@
ndev->dma = (unsigned char)-1;
ndev->irq = platform_get_irq(pdev, 0);
+ if (ndev->irq < 0) {
+ ret = -ENODEV;
+ goto out_free_netdev;
+ }
ret = smc_request_attrib(pdev);
if (ret)