OSDN Git Service

media: video-mux: fix null pointer dereferences
authorKangjie Lu <kjlu@umn.edu>
Sat, 9 Mar 2019 07:20:56 +0000 (02:20 -0500)
committerMauro Carvalho Chehab <mchehab+samsung@kernel.org>
Fri, 29 Mar 2019 11:42:37 +0000 (07:42 -0400)
commitaeb0d0f581e2079868e64a2e5ee346d340376eae
tree2236a4d1f4ab215d1f32a380f65dcd9439b0edee
parent99df48ec7c5b10d00a394cc260726c5316640c81
media: video-mux: fix null pointer dereferences

devm_kcalloc may fail and return a null pointer. The fix returns
-ENOMEM upon failures to avoid null pointer dereferences.

Signed-off-by: Kangjie Lu <kjlu@umn.edu>
Reviewed-by: Philipp Zabel <p.zabel@pengutronix.de>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
drivers/media/platform/video-mux.c