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media: vicodec: fix out-of-range values when decoding
authorHans Verkuil <hverkuil@xs4all.nl>
Thu, 23 Aug 2018 08:10:05 +0000 (04:10 -0400)
committerMauro Carvalho Chehab <mchehab+samsung@kernel.org>
Fri, 31 Aug 2018 12:30:46 +0000 (08:30 -0400)
commit0e2620d8e6229602b58f2e9643e5ddec62fa1bd5
treed7a3a184ca868cb17c8abb8097f840ff11ef317dtree | snapshot
parent957d904e6b47a40d22604f3905c1d54c7a339fb3commit | diff
media: vicodec: fix out-of-range values when decoding

While decoding you need to make sure you do not get values < 0
or > 255. Note that since this code will also be used in userspace
utilities the clamp macro isn't used since that is kernel-only.

Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
drivers/media/platform/vicodec/codec-fwht.c diff | blob | history
Linux Kernel Source Tree.