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| author | Michael Niedermayer <michael@niedermayer.cc> | 2017-03-15 03:48:59 +0100 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2017-03-16 16:16:05 +0100 |
| commit | a3a408259912e6d9337837c5d63c4b826778530f (patch) | |
| tree | 41c1be877ae38353b06e8b148e6f14f3e13ae4cb | |
| parent | 2898bc522da6adebda5cbbd9036defe22e3b9bcf (diff) | |
| download | ffmpeg-a3a408259912e6d9337837c5d63c4b826778530f.tar.gz | |
avcodec/h264_cabac: Fix runtime error: negation of -2147483648 cannot be represented in type 'int'; cast to an unsigned type to negate this value to itself
Fixes: 858/clusterfuzz-testcase-5168477042114560
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/h264_cabac.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/libavcodec/h264_cabac.c b/libavcodec/h264_cabac.c index 17a4bdadd6..a1a16daafa 100644 --- a/libavcodec/h264_cabac.c +++ b/libavcodec/h264_cabac.c @@ -1725,7 +1725,7 @@ decode_cabac_residual_internal(const H264Context *h, H264SliceContext *sl, ((type*)block)[j] = (get_cabac_bypass_sign( CC, -qmul[j]) + 32) >> 6; \ } \ } else { \ - int coeff_abs = 2; \ + unsigned coeff_abs = 2; \ ctx = coeff_abs_levelgt1_ctx[is_dc && chroma422][node_ctx] + abs_level_m1_ctx_base; \ node_ctx = coeff_abs_level_transition[1][node_ctx]; \ \ |