media: v4l2-compat-ioctl32: prevent go past max size

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As warned by smatch:
	drivers/media/v4l2-core/v4l2-compat-ioctl32.c:879 put_v4l2_ext_controls32() warn: check for integer overflow 'count'

The access_ok() logic should check for too big arrays too.

Cc: stable@vger.kernel.org
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>

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Mauro Carvalho Chehab 2018-04-11 11:47:32 -04:00

parent 34b2ea1c9e

commit ea72fbf588

1 changed files with 1 additions and 1 deletions

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drivers/media/v4l2-core/v4l2-compat-ioctl32.c

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