diff options
| author | Michael Niedermayer <michael@niedermayer.cc> | 2017-05-05 19:28:56 +0200 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2017-05-05 19:29:32 +0200 |
| commit | 0953736b7e97f6e121a0587a95434bf1857a27da (patch) | |
| tree | a0d1e75cbd2700318df934432e3529d95fc23c7e | |
| parent | 1002932a3b16d35c46a08455f76462909eebb5aa (diff) | |
| download | ffmpeg-streaming-0953736b7e97f6e121a0587a95434bf1857a27da.zip ffmpeg-streaming-0953736b7e97f6e121a0587a95434bf1857a27da.tar.gz | |
avcodec/nellymoser: Fix multiple left shift of negative value -8591
Fixes: 1342/clusterfuzz-testcase-minimized-5490842129137664
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
| -rw-r--r-- | libavcodec/nellymoser.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/libavcodec/nellymoser.c b/libavcodec/nellymoser.c index 027726e..5ff6583 100644 --- a/libavcodec/nellymoser.c +++ b/libavcodec/nellymoser.c @@ -84,7 +84,7 @@ const int16_t ff_nelly_delta_table[32] = { static inline int signed_shift(int i, int shift) { if (shift > 0) - return i << shift; + return (unsigned)i << shift; return i >> -shift; } @@ -108,7 +108,7 @@ static int headroom(int *la) return 31; } l = 30 - av_log2(FFABS(*la)); - *la <<= l; + *la *= 1<<l; return l; } |
