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avcodec/vorbis: Fix another 1 << 31 > int32_t::max() with 1u.

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Didn't notice this one when 9648cc6d was landed.

Signed-off-by: Dale Curtis <dalecurtis@chromium.org>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 95bacb521a)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Dale Curtis
2017-11-30 12:20:36 -08:00
committed by Michael Niedermayer
parent 532f0d1278
commit 06a6f73ad8
1 changed files with 1 additions and 1 deletions
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libavcodec/vorbis.c
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@@ -73,7 +73,7 @@ int ff_vorbis_len2vlc(uint8_t *bits, uint32_t *codes, unsigned num)
if (bits[p] > 32) if (bits[p] > 32)
return AVERROR_INVALIDDATA; return AVERROR_INVALIDDATA;
for (i = 0; i < bits[p]; ++i) for (i = 0; i < bits[p]; ++i)
exit_at_level[i+1] = 1 << i; exit_at_level[i+1] = 1u << i;
#ifdef DEBUG #ifdef DEBUG
av_log(NULL, AV_LOG_INFO, " %u. of %u code len %d code %d - ", p, num, bits[p], codes[p]); av_log(NULL, AV_LOG_INFO, " %u. of %u code len %d code %d - ", p, num, bits[p], codes[p]);