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avformat/swfdec: Check return value of init_get_bits8()

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Fixes: CID1322320

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Michael Niedermayer 2015-09-03 09:47:39 +02:00
parent 32f53958b8
commit bd70303ead
1 changed files with 2 additions and 1 deletions
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3
libavformat/swfdec.c
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@ -72,7 +72,8 @@ static int swf_probe(AVProbeData *p)
&& p->buf[3] <= 20) && p->buf[3] <= 20)
return AVPROBE_SCORE_MAX / 4 + 1; return AVPROBE_SCORE_MAX / 4 + 1;
init_get_bits8(&gb, p->buf + 3, p->buf_size - 3); if (init_get_bits8(&gb, p->buf + 3, p->buf_size - 3) < 0)
return 0;
skip_bits(&gb, 40); skip_bits(&gb, 40);
len = get_bits(&gb, 5); len = get_bits(&gb, 5);