Fixes: 1776/clusterfuzz-testcase-minimized-6191258231898112
Found-by: continuous fuzzing process
https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <[email protected]>
---
libavcodec/wavpack.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/libavcodec/wavpack.c b/libavcodec/wavpack.c
index 74ca2d492c..1b13b676b6 100644
--- a/libavcodec/wavpack.c
+++ b/libavcodec/wavpack.c
@@ -542,9 +542,9 @@ static inline int wv_unpack_mono(WavpackFrameContext *s,
GetBitContext *gb,
t = s->decorr[i].value;
if (t > 8) {
if (t & 1)
- A = 2 * s->decorr[i].samplesA[0] -
s->decorr[i].samplesA[1];
+ A = 2U * s->decorr[i].samplesA[0] -
s->decorr[i].samplesA[1];
else
- A = (3 * s->decorr[i].samplesA[0] -
s->decorr[i].samplesA[1]) >> 1;
+ A = (int)(3U * s->decorr[i].samplesA[0] -
s->decorr[i].samplesA[1]) >> 1;
s->decorr[i].samplesA[1] = s->decorr[i].samplesA[0];
j = 0;
} else {
--
2.13.0
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