linux-mainline/drivers
Stefan Roese 5156463588 dmaengine: mv_xor: Fix incorrect offset in dma_map_page()
Upon booting, I occasionally spotted some BUGs triggered by the internal
DMA test routine executed upon driver probing. This was detected by
SLUB_DEBUG ("Freechain corrupt" or "Redzone overwritten"). Tracking
this down located a problem in passing 0 as offset in dma_map_page().
As kmalloc, especially when used with SLUB_DEBUG, may return a non page
aligned address.

This patch fixes this issue by passing the correct offset in
dma_map_page().

Tested on a custom Armada XP board.

Signed-off-by: Stefan Roese <sr@denx.de>
Cc: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
Cc: Gregory CLEMENT <gregory.clement@free-electrons.com>
Cc: Marcin Wojtas <mw@semihalf.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
2016-06-07 12:44:23 +05:30
..
accessibility
acpi remove lots of IS_ERR_VALUE abuses 2016-05-27 15:26:11 -07:00
amba
android
ata remove lots of IS_ERR_VALUE abuses 2016-05-27 15:26:11 -07:00
atm
auxdisplay
base More power management updates for v4.7-rc1 2016-05-25 15:29:21 -07:00
bcma
block DAX error handling for 4.7 2016-05-26 19:34:26 -07:00
bluetooth
bus
cdrom
char
clk remove lots of IS_ERR_VALUE abuses 2016-05-27 15:26:11 -07:00
clocksource
connector
cpufreq remove lots of IS_ERR_VALUE abuses 2016-05-27 15:26:11 -07:00
cpuidle
crypto remove lots of IS_ERR_VALUE abuses 2016-05-27 15:26:11 -07:00
dax
dca
devfreq
dio
dma dmaengine: mv_xor: Fix incorrect offset in dma_map_page() 2016-06-07 12:44:23 +05:30
dma-buf
edac
eisa
extcon
firewire
firmware
fmc
fpga
gpio remove lots of IS_ERR_VALUE abuses 2016-05-27 15:26:11 -07:00
gpu remove lots of IS_ERR_VALUE abuses 2016-05-27 15:26:11 -07:00
hid
hsi
hv
hwmon Merge branch 'hwmon-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jdelvare/staging 2016-05-26 09:48:23 -07:00
hwspinlock
hwtracing
i2c i2c: dev: use after free in detach 2016-05-28 17:37:42 +02:00
ide
idle
iio
infiniband Merge branch 'for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/nab/target-pending 2016-05-28 12:04:17 -07:00
input Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input 2016-05-27 19:14:35 -07:00
iommu remove lots of IS_ERR_VALUE abuses 2016-05-27 15:26:11 -07:00
ipack
irqchip Merge branch 'upstream' of git://git.linux-mips.org/pub/scm/ralf/upstream-linus 2016-05-28 16:41:39 -07:00
isdn
leds
lguest
lightnvm
macintosh
mailbox
mcb
md Merge branch 'for-linus' of git://git.kernel.dk/linux-block 2016-05-27 14:28:09 -07:00
media Merge branch 'hash' of git://ftp.sciencehorizons.net/linux 2016-05-28 16:15:25 -07:00
memory
memstick
message
mfd remove lots of IS_ERR_VALUE abuses 2016-05-27 15:26:11 -07:00
misc
mmc remove lots of IS_ERR_VALUE abuses 2016-05-27 15:26:11 -07:00
mtd This pull request contains mostly cleanups and minor 2016-05-27 18:49:29 -07:00
net remove lots of IS_ERR_VALUE abuses 2016-05-27 15:26:11 -07:00
nfc
ntb
nubus
nvdimm DAX error handling for 4.7 2016-05-26 19:34:26 -07:00
nvme
nvmem remove lots of IS_ERR_VALUE abuses 2016-05-27 15:26:11 -07:00
of
oprofile
parisc
parport
pci
pcmcia
perf
phy
pinctrl drivers/pinctrl/intel/pinctrl-baytrail.c: fix build with gcc-4.4 2016-05-26 15:35:44 -07:00
platform platform/chrome: Driver and binding changes for 4.7 2016-05-28 12:32:01 -07:00
pnp
power
powercap
pps
ps3
ptp
pwm
rapidio
ras
regulator
remoteproc
reset
rpmsg
rtc
s390 DAX error handling for 4.7 2016-05-26 19:34:26 -07:00
sbus
scsi Merge branch 'for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/nab/target-pending 2016-05-28 12:04:17 -07:00
sfi
sh
sn
soc
spi sound updates #2 for 4.7-rc1 2016-05-28 12:23:12 -07:00
spmi
ssb
staging Round two of 4.7 merge window patches 2016-05-28 11:04:16 -07:00
target Merge branch 'for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/nab/target-pending 2016-05-28 12:04:17 -07:00
tc
thermal Merge branch 'next' of git://git.kernel.org/pub/scm/linux/kernel/git/rzhang/linux 2016-05-26 09:23:43 -07:00
thunderbolt
tty remove lots of IS_ERR_VALUE abuses 2016-05-27 15:26:11 -07:00
uio
usb Merge branch 'for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/nab/target-pending 2016-05-28 12:04:17 -07:00
uwb
vfio
vhost
video remove lots of IS_ERR_VALUE abuses 2016-05-27 15:26:11 -07:00
virt
virtio
vlynq
vme
w1
watchdog
xen Merge branch 'for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/nab/target-pending 2016-05-28 12:04:17 -07:00
zorro
Kconfig
Makefile