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avcodec/rv34: assert that size is not 0 in rv34_gen_vlc_ext()

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Helps: CID1548380 Uninitialized scalar variable

Sponsored-by: Sovereign Tech Fund
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit e5098589b0)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Michael Niedermayer 2024-05-16 04:13:14 +02:00
parent 2f65a02754
commit 7260e6dcbe
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GPG Key ID: B18E8928B3948D64
1 changed files with 2 additions and 0 deletions
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libavcodec/rv34.c
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@ -96,6 +96,8 @@ static void rv34_gen_vlc(const uint8_t *bits, int size, VLC *vlc, const uint8_t
uint16_t cw[MAX_VLC_SIZE];
int maxbits;
av_assert1(size > 0);
for (int i = 0; i < size; i++)
counts[bits[i]]++;