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authorMichael Niedermayer <michael@niedermayer.cc>2017-04-07 22:27:50 +0200
committerMichael Niedermayer <michael@niedermayer.cc>2017-04-09 03:51:19 +0200
commit9244b839b788e4677019041907ff5a4378a23490 (patch)
tree6377eb46aaa5d936e4c4ab94909682dce3dda64e
parent45eeb1f785d6c726181568db341bbf80b43e32c0 (diff)
downloadffmpeg-9244b839b788e4677019041907ff5a4378a23490.tar.gz
avcodec/dcadsp: Fix runtime error: signed integer overflow
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/dcadsp.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/libavcodec/dcadsp.c b/libavcodec/dcadsp.c
index 4f1e933cfb..fade1a6c02 100644
--- a/libavcodec/dcadsp.c
+++ b/libavcodec/dcadsp.c
@@ -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)