avcodec/mpeg12dec: Fix runtime error: left shift of negative value -1
authorMichael Niedermayer <michael@niedermayer.cc>
Sun, 12 Mar 2017 02:04:04 +0000 (03:04 +0100)
committerMichael Niedermayer <michael@niedermayer.cc>
Mon, 13 Mar 2017 03:48:43 +0000 (04:48 +0100)
commita720b854b0d3f0fae2b1eac644dd39e5821cacb1
tree1651fc73e4c146dbea3c318b10cf1b0816215104
parent58f0bbc1eafbe21197bc53ad263005093182a7f2
avcodec/mpeg12dec: Fix runtime error: left shift of negative value -1

Fixes: 764/clusterfuzz-testcase-6273034652483584

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