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avcodec/flac_parser: Update nb_headers_buffered

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Fixes infinite loop
Fixes: fuzz.flac

Found-by: Frank Liberato <liberato@google.com>
Reviewed-by: Frank Liberato <liberato@google.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Michael Niedermayer 2016-11-24 15:29:52 +01:00
parent c0175fa92b
commit 2475858889
1 changed files with 2 additions and 0 deletions
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2
libavcodec/flac_parser.c
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@ -586,10 +586,12 @@ static int flac_parse(AVCodecParserContext *s, AVCodecContext *avctx,
temp = curr->next; temp = curr->next;
av_freep(&curr->link_penalty); av_freep(&curr->link_penalty);
av_free(curr); av_free(curr);
fpc->nb_headers_buffered--;
} }
fpc->headers = fpc->best_header->next; fpc->headers = fpc->best_header->next;
av_freep(&fpc->best_header->link_penalty); av_freep(&fpc->best_header->link_penalty);
av_freep(&fpc->best_header); av_freep(&fpc->best_header);
fpc->nb_headers_buffered--;
} }
/* Find and score new headers. */ /* Find and score new headers. */