avcodec/mpeg12dec: Fix runtime error: left shift of negative value -2
authorMichael Niedermayer <michael@niedermayer.cc>
Sat, 25 Feb 2017 20:07:24 +0000 (21:07 +0100)
committerMichael Niedermayer <michael@niedermayer.cc>
Sun, 26 Feb 2017 16:16:22 +0000 (17:16 +0100)
commitaff8cf18cb0b1fa4f2e3d163c3da2f25aa6d1906
tree6243d41563f477748678f7ffafc2063fdfda05cc
parent0716bcce5bdc6299da2966f34cb62eba3f709be8
avcodec/mpeg12dec: Fix runtime error: left shift of negative value -2

671/clusterfuzz-testcase-4990381827555328

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
libavcodec/mpeg12dec.c