diff options
| author | Michael Niedermayer <michael@niedermayer.cc> | 2017-05-28 14:00:30 +0200 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2017-05-28 14:01:12 +0200 |
| commit | 781f88bb26534ececc76eaa972f02536ba2f0f55 (patch) | |
| tree | fe8725b25bfd20b7d9e1a3afbf00eb63f7b37122 /libavcodec/jpeg2000.h | |
| parent | 9c1812491f7be2730351969f4abd9b99d300d604 (diff) | |
avcodec/jpeg2000: Fix runtime error: signed integer overflow: 4185 + 2147483394 cannot be represented in type 'int'
Fixes: 1870/clusterfuzz-testcase-minimized-4686788029317120
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
Diffstat (limited to 'libavcodec/jpeg2000.h')
| -rw-r--r-- | libavcodec/jpeg2000.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/libavcodec/jpeg2000.h b/libavcodec/jpeg2000.h index ed3b421ad8..873e4505ec 100644 --- a/libavcodec/jpeg2000.h +++ b/libavcodec/jpeg2000.h @@ -220,7 +220,7 @@ static inline int ff_jpeg2000_ceildivpow2(int a, int b) static inline int ff_jpeg2000_ceildiv(int a, int b) { - return (a + b - 1) / b; + return (a + (int64_t)b - 1) / b; } /* TIER-1 routines */ |