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avformat/subviewerdec: Fix memleak upon read header failure
The already parsed subtitles (contained in an FFDemuxSubtitlesQueue) would leak if an error happened upon reading a subsequent subtitle. Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@gmail.com> (cherry picked from commit a708f652737eba08607df84394ca4bec6b458736) Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@gmail.com>
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@ -156,6 +156,8 @@ static int subviewer_read_header(AVFormatContext *s)
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ff_subtitles_queue_finalize(s, &subviewer->q);
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end:
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if (res < 0)
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ff_subtitles_queue_clean(&subviewer->q);
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av_bprint_finalize(&header, NULL);
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return res;
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}
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