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avcodec/golomb: Fix runtime error: left shift of 1 by 31 places cannot be represented in type 'int'

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Fixes: 1481/clusterfuzz-testcase-minimized-5264379509473280

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Michael Niedermayer 2017-05-11 21:42:45 +02:00
parent 15e892aad1
commit 2752410c47
1 changed files with 1 additions and 1 deletions
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2
libavcodec/golomb.h
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@ -352,7 +352,7 @@ static inline int get_ur_golomb_jpegls(GetBitContext *gb, int k, int limit,
buf = 0;
}
buf += (i << k);
buf += ((SUINT)i << k);
} else if (i == limit - 1) {
buf = SHOW_UBITS(re, gb, esc_len);
LAST_SKIP_BITS(re, gb, esc_len);