mirror of https://git.ffmpeg.org/ffmpeg.git
avcodec/hevcdsp_template.c: Fix undefined shift in FUNC(dequant)
Fixes: runtime error: left shift of negative value -180 Fixes: 4626/clusterfuzz-testcase-minimized-5647837887987712 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
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@ -121,7 +121,7 @@ static void FUNC(dequant)(int16_t *coeffs, int16_t log2_size)
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} else {
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for (y = 0; y < size; y++) {
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for (x = 0; x < size; x++) {
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*coeffs = *coeffs << -shift;
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*coeffs = *(uint16_t*)coeffs << -shift;
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coeffs++;
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}
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}
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