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avformat/mpsubdec: Fix memleak upon read header failure

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The already parsed subtitles (contained in an FFDemuxSubtitlesQueue)
would leak if an error happened upon creating an AVStream.

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@gmail.com>
(cherry picked from commit a5ed8aeea4)
Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@gmail.com>
This commit is contained in:
Andreas Rheinhardt 2020-06-14 03:20:09 +02:00
parent d448673406
commit 1e0ab3a93b
1 changed files with 4 additions and 2 deletions
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6
libavformat/mpsubdec.c
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@ -97,8 +97,10 @@ static int mpsub_read_header(AVFormatContext *s)
}
st = avformat_new_stream(s, NULL);
if (!st)
return AVERROR(ENOMEM);
if (!st) {
res = AVERROR(ENOMEM);
goto end;
}
avpriv_set_pts_info(st, 64, pts_info.den, pts_info.num);
st->codecpar->codec_type = AVMEDIA_TYPE_SUBTITLE;
st->codecpar->codec_id = AV_CODEC_ID_TEXT;