avcodec/cfhd: Fix invalid left shift of negative value
authorMichael Niedermayer <michael@niedermayer.cc>
Wed, 28 Jun 2017 18:47:59 +0000 (20:47 +0200)
committerMichael Niedermayer <michael@niedermayer.cc>
Wed, 19 Jul 2017 00:49:04 +0000 (02:49 +0200)
commit7807d2478bfde81a34412dd4f51cc0a9f3a6760f
tree9165ff09271084f88353436a716de3bf3d3478ea
parentcc9082dce19cc45bc8dbe7aee4efa86c56e2e319
avcodec/cfhd: Fix invalid left shift of negative value

Fixes: runtime error: left shift of negative value -1
Fixes: 2395/clusterfuzz-testcase-minimized-6540529313513472

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit c709f009dad20d99b28918f4f8d7cd394b838def)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
libavcodec/cfhd.c