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avformat/swfdec: Check return value of init_get_bits8()
Fixes: CID1322320 Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
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@ -72,7 +72,8 @@ static int swf_probe(AVProbeData *p)
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&& p->buf[3] <= 20)
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return AVPROBE_SCORE_MAX / 4 + 1;
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init_get_bits8(&gb, p->buf + 3, p->buf_size - 3);
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if (init_get_bits8(&gb, p->buf + 3, p->buf_size - 3) < 0)
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return 0;
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skip_bits(&gb, 40);
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len = get_bits(&gb, 5);
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