mmc: dw_mmc: Fix NULL pointer dereference
authorSachin Kamat <sachin.kamat@linaro.org>
Tue, 25 Feb 2014 09:48:28 +0000 (15:18 +0530)
committerChris Ball <chris@printf.net>
Tue, 25 Feb 2014 20:43:27 +0000 (15:43 -0500)
commit17c8bc85f27227e073ed8e59da39ff32f1bee873
tree44445e683c5021e806fa9c4b68fb07e26a2f4d41
parent550459eeb21b8f3553283d506fdcb92c9147c1eb
mmc: dw_mmc: Fix NULL pointer dereference

If mrq->sbc is not NULL but data->stop happens to be NULL,
it will lead to NULL pointer dereferencing. Avoid this by
having a NULL check for data->stop.

Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
Acked-by: Seungwon Jeon <tgih.jun@samsung.com>
Signed-off-by: Chris Ball <chris@printf.net>
drivers/mmc/host/dw_mmc.c