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avcodec/wavpack: Fix runtime error: signed integer overflow: 1886191616 + 277872640 cannot be represented in type 'int'

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Fixes: 2181/clusterfuzz-testcase-minimized-6314784322486272

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit c996374d4d)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Michael Niedermayer 2017-06-11 20:19:59 +02:00
parent 27c729a21f
commit 4ade217ae0
1 changed files with 1 additions and 1 deletions
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libavcodec/wavpack.h
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@ -94,7 +94,7 @@ typedef struct Decorr {
typedef struct WvChannel {
int median[3];
int slow_level, error_limit;
int bitrate_acc, bitrate_delta;
unsigned bitrate_acc, bitrate_delta;
} WvChannel;
// macros for manipulating median values