avformat/srtdec: 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>

1 files changed, 2 insertions, 0 deletions

diff --git a/libavformat/srtdec.c b/libavformat/srtdec.c
index 40d324b44d..d6ff00ba6d 100644
--- a/libavformat/srtdec.c
+++ b/libavformat/srtdec.c
@@ -207,6 +207,8 @@ static int srt_read_header(AVFormatContext *s)
     ff_subtitles_queue_finalize(s, &srt->q);
 
 end:
+    if (res < 0)
+        ff_subtitles_queue_clean(&srt->q);
     av_bprint_finalize(&buf, NULL);
     return res;
 }