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avformat/matroskadec: Fix memleaks in WebM DASH manifest demuxer

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In certain error scenarios, the underlying Matroska demuxer was not
properly closed, causing leaks.

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@gmail.com>
(cherry picked from commit 0841063ce6a2e664fb3986b0a255c57392cd9f02)
Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@gmail.com>
This commit is contained in:
Andreas Rheinhardt 2020-06-13 23:58:32 +02:00
parent 6f0304b9d9
commit 5084210d8c
1 changed files with 10 additions and 4 deletions
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14
libavformat/matroskadec.c
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@ -3961,14 +3961,17 @@ static int webm_dash_manifest_read_header(AVFormatContext *s)
return -1;
}
if (!matroska->tracks.nb_elem || !s->nb_streams) {
matroska_read_close(s);
av_log(s, AV_LOG_ERROR, "No track found\n");
return AVERROR_INVALIDDATA;
ret = AVERROR_INVALIDDATA;
goto fail;
}
if (!matroska->is_live) {
buf = av_asprintf("%g", matroska->duration);
if (!buf) return AVERROR(ENOMEM);
if (!buf) {
ret = AVERROR(ENOMEM);
goto fail;
}
av_dict_set(&s->streams[0]->metadata, DURATION, buf, 0);
av_free(buf);
@ -3991,7 +3994,7 @@ static int webm_dash_manifest_read_header(AVFormatContext *s)
ret = webm_dash_manifest_cues(s, init_range);
if (ret < 0) {
av_log(s, AV_LOG_ERROR, "Error parsing Cues\n");
return ret;
goto fail;
}
}
@ -4001,6 +4004,9 @@ static int webm_dash_manifest_read_header(AVFormatContext *s)
matroska->bandwidth, 0);
}
return 0;
fail:
matroska_read_close(s);
return ret;
}
static int webm_dash_manifest_read_packet(AVFormatContext *s, AVPacket *pkt)