Fixes: 761/clusterfuzz-testcase-5442222252097536
Found-by: continuous fuzzing process
https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc>
---
libavcodec/wavpack.h | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/libavcodec/wavpack.h b/libavcodec/wavpack.h
index 0196574aab..445d593c3b 100644
--- a/libavcodec/wavpack.h
+++ b/libavcodec/wavpack.h
@@ -99,8 +99,8 @@ typedef struct WvChannel {
// macros for manipulating median values
#define GET_MED(n) ((c->median[n] >> 4) + 1)
-#define DEC_MED(n) c->median[n] -= ((c->median[n] + (128 >> (n)) - 2) / (128
>> (n))) * 2
-#define INC_MED(n) c->median[n] += ((c->median[n] + (128 >> (n)) ) / (128
>> (n))) * 5
+#define DEC_MED(n) c->median[n] -= ((c->median[n] + (128 >> (n)) - 2) / (128
>> (n))) * 2U
+#define INC_MED(n) c->median[n] += ((c->median[n] + (128 >> (n)) ) / (128
>> (n))) * 5U
// macros for applying weight
#define UPDATE_WEIGHT_CLIP(weight, delta, samples, in) \
--
2.11.0
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