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| author | Michael Niedermayer <michael@niedermayer.cc> | 2017-06-09 13:49:30 +0200 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2017-06-16 20:32:39 +0200 |
| commit | 16d6cc2168b66c75a5dfe772d778360c2c8f3f5a (patch) | |
| tree | e77969b215e9ff096933d4b3b9ecc120d5dbb508 /libavcodec/wavpack.h | |
| parent | e77ddd31a8e14bcf5eccd6008d866ae90b4b0d4c (diff) | |
| download | ffmpeg-16d6cc2168b66c75a5dfe772d778360c2c8f3f5a.tar.gz | |
avcodec/wavpack: Change wp_log2() to unsigned
Fixes: runtime error: signed integer overflow: 2143315325 + 4186162 cannot be represented in type 'int'
Fixes: 2134/clusterfuzz-testcase-minimized-4619258405322752
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/wavpack.h')
| -rw-r--r-- | libavcodec/wavpack.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/libavcodec/wavpack.h b/libavcodec/wavpack.h index 053b1c575d..3ae601f914 100644 --- a/libavcodec/wavpack.h +++ b/libavcodec/wavpack.h @@ -177,7 +177,7 @@ static av_always_inline int wp_exp2(int16_t val) return neg ? -res : res; } -static av_always_inline int wp_log2(int32_t val) +static av_always_inline int wp_log2(uint32_t val) { int bits; |