avformat/sccdec: 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>
This commit is contained in:
Andreas Rheinhardt 2020-06-14 03:22:32 +02:00
parent f161f8e4ad
commit f3c63e67bb

View File

@ -144,7 +144,7 @@ try_again:
sub = ff_subtitles_queue_insert(&scc->q, out, i, 0);
if (!sub)
return AVERROR(ENOMEM);
goto fail;
current_pos += i;
sub->pos = current_pos;
@ -159,7 +159,7 @@ try_again:
sub = ff_subtitles_queue_insert(&scc->q, out, i, 0);
if (!sub)
return AVERROR(ENOMEM);
goto fail;
sub->pos = current_pos;
sub->pts = ts_start;
@ -178,6 +178,9 @@ try_again:
ff_subtitles_queue_finalize(s, &scc->q);
return ret;
fail:
ff_subtitles_queue_clean(&scc->q);
return AVERROR(ENOMEM);
}
static int scc_read_packet(AVFormatContext *s, AVPacket *pkt)