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| author | Michael Niedermayer <michael@niedermayer.cc> | 2017-05-23 14:34:00 +0200 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2017-05-23 16:11:27 +0200 |
| commit | 948b54763b6c851b2a0bec6702cd9c419065fdb6 (patch) | |
| tree | 9beb4781a678e6af260146ab129bdda539058b54 /libavcodec/lagarith.c | |
| parent | 620b452a118a6a2345addb4e1d8abf36ad8d1bab (diff) | |
| download | ffmpeg-streaming-948b54763b6c851b2a0bec6702cd9c419065fdb6.zip ffmpeg-streaming-948b54763b6c851b2a0bec6702cd9c419065fdb6.tar.gz | |
avcodec/lagarith: Fix runtime error: left shift of 1 by 31 places cannot be represented in type 'int'
Fixes: 1764/clusterfuzz-testcase-minimized-5394243164045312
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/lagarith.c')
| -rw-r--r-- | libavcodec/lagarith.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/libavcodec/lagarith.c b/libavcodec/lagarith.c index 1f4afc5..8603817 100644 --- a/libavcodec/lagarith.c +++ b/libavcodec/lagarith.c @@ -91,7 +91,7 @@ static uint32_t softfloat_mul(uint32_t x, uint64_t mantissa) uint64_t h = x * (mantissa >> 32); h += l >> 32; l &= 0xffffffff; - l += 1 << av_log2(h >> 21); + l += 1LL << av_log2(h >> 21); h += l >> 32; return h >> 20; } |
