media: exynos4-is: Prevent NULL pointer dereference in __isp_video_try_fmt()

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commit 7c1b9a5aee upstream.

This patch fixes potential NULL pointer dereference as indicated
by the following static checker warning:

drivers/media/platform/exynos4-is/fimc-isp-video.c:408 isp_video_try_fmt_mplane()
error: NULL dereference inside function '__isp_video_try_fmt(isp, &f->fmt.pix_mp, (0))()'.

Fixes: 34947b8aeb: ("[media] exynos4-is: Add the FIMC-IS ISP capture DMA driver")

Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>

...

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Sylwester Nawrocki 2018-05-15 05:21:45 -04:00 • committed by Ben Hutchings

parent 916b079855

commit 2581931d45

1 changed files with 8 additions and 3 deletions

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drivers/media/platform/exynos4-is/fimc-isp-video.c

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