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avcodec/dcadsp: Fix runtime error: signed integer overflow

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Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Michael Niedermayer 2017-04-07 22:27:50 +02:00
parent 45eeb1f785
commit 9244b839b7
1 changed files with 1 additions and 1 deletions
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libavcodec/dcadsp.c
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@ -320,7 +320,7 @@ static void dmix_sub_c(int32_t *dst, const int32_t *src, int coeff, ptrdiff_t le
int i;
for (i = 0; i < len; i++)
dst[i] -= mul15(src[i], coeff);
dst[i] -= (unsigned)mul15(src[i], coeff);
}
static void dmix_add_c(int32_t *dst, const int32_t *src, int coeff, ptrdiff_t len)