Merge 4.14.212 into android-4.14-stable

Changes in 4.14.212
	pinctrl: baytrail: Replace WARN with dev_info_once when setting direct-irq pin to output
	pinctrl: baytrail: Fix pin being driven low for a while on gpiod_get(..., GPIOD_OUT_HIGH)
	vlan: consolidate VLAN parsing code and limit max parsing depth
	usb: gadget: f_fs: Use local copy of descriptors for userspace copy
	USB: serial: kl5kusb105: fix memleak on open
	USB: serial: ch341: add new Product ID for CH341A
	USB: serial: ch341: sort device-id entries
	USB: serial: option: add Fibocom NL668 variants
	USB: serial: option: add support for Thales Cinterion EXS82
	USB: serial: option: fix Quectel BG96 matching
	tty: Fix ->pgrp locking in tiocspgrp()
	tty: Fix ->session locking
	ALSA: hda/realtek - Add new codec supported for ALC897
	ALSA: hda/generic: Add option to enforce preferred_dacs pairs
	ftrace: Fix updating FTRACE_FL_TRAMP
	cifs: fix potential use-after-free in cifs_echo_request()
	mm/swapfile: do not sleep with a spin lock held
	i2c: imx: Fix reset of I2SR_IAL flag
	i2c: imx: Check for I2SR_IAL after every byte
	speakup: Reject setting the speakup line discipline outside of speakup
	iommu/amd: Set DTE[IntTabLen] to represent 512 IRTEs
	spi: Introduce device-managed SPI controller allocation
	spi: bcm-qspi: Fix use-after-free on unbind
	spi: bcm2835: Fix use-after-free on unbind
	spi: bcm2835: Release the DMA channel if probe fails after dma_init
	tracing: Fix userstacktrace option for instances
	gfs2: check for empty rgrp tree in gfs2_ri_update
	i2c: qup: Fix error return code in qup_i2c_bam_schedule_desc()
	Input: i8042 - fix error return code in i8042_setup_aux()
	x86/uprobes: Do not use prefixes.nbytes when looping over prefixes.bytes
	Linux 4.14.212

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Change-Id: I9987d035e66f77fb885fb68c949316f5b35aa52c