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-rw-r--r--libavcodec/wavpack.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/libavcodec/wavpack.c b/libavcodec/wavpack.c
index 25c8e94..6e601f0 100644
--- a/libavcodec/wavpack.c
+++ b/libavcodec/wavpack.c
@@ -248,7 +248,7 @@ static int wv_get_value(WavpackFrameContext *ctx, GetBitContext *gb,
add -= (mid - (unsigned)base);
base = mid;
} else
- add = mid - base - 1;
+ add = mid - (unsigned)base - 1;
mid = (base * 2U + add + 1) >> 1;
}
ret = mid;
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