ARM: S3C24XX: Fix potential NULL pointer dereference error
authorSachin Kamat <sachin.kamat@linaro.org>
Wed, 21 Nov 2012 15:11:09 +0000 (00:11 +0900)
committerKukjin Kim <kgene.kim@samsung.com>
Wed, 21 Nov 2012 15:11:09 +0000 (00:11 +0900)
commit70b9b24d4d240ff5f6087bca4013c6969af275ab
treebf856fa979bdbed8b26bd2db04ad562b19b9d531
parentf4a75d2eb7b1e2206094b901be09adb31ba63681
ARM: S3C24XX: Fix potential NULL pointer dereference error

chan->end is tested for being NULL. However in the event that it is NULL, the
subsequent assignment statement would lead to NULL pointer dereference.
Thus dereferencing it only when it is not NULL.

Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
arch/arm/plat-s3c24xx/dma.c