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avcodec/golomb: Assert that k is valid in get_ur_golomb_jpegls()

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Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Michael Niedermayer 2017-05-06 18:25:02 +02:00
parent 9bf4523e40
commit 0884b1c5ff
1 changed files with 2 additions and 0 deletions
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2
libavcodec/golomb.h
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@ -314,6 +314,8 @@ static inline int get_ur_golomb_jpegls(GetBitContext *gb, int k, int limit,
log = av_log2(buf);
av_assert2(k <= 31);
if (log - k >= 32 - MIN_CACHE_BITS + (MIN_CACHE_BITS == 32) &&
32 - log < limit) {
buf >>= log - k;