[FFmpeg-cvslog] avformat/subviewerdec: Simplify cleanup after read_header failure

[Andreas Rheinhardt]

ffmpeg | branch: master | Andreas Rheinhardt <andreas.rheinhardt at outlook.com> | Sat Mar 21 18:31:06 2020 +0100| [43ac74a7d88b6659b332bceec85c7761ebb4e9fc] | committer: Andreas Rheinhardt

avformat/subviewerdec: Simplify cleanup after read_header failure

by setting the FF_FMT_INIT_CLEANUP flag.

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt at outlook.com>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=43ac74a7d88b6659b332bceec85c7761ebb4e9fc
---

 libavformat/subviewerdec.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/libavformat/subviewerdec.c b/libavformat/subviewerdec.c
index 9bb7728407..2ef3c088eb 100644
--- a/libavformat/subviewerdec.c
+++ b/libavformat/subviewerdec.c
@@ -176,8 +176,6 @@ static int subviewer_read_header(AVFormatContext *s)
     ff_subtitles_queue_finalize(s, &subviewer->q);
 
 end:
-    if (res < 0)
-        ff_subtitles_queue_clean(&subviewer->q);
     av_bprint_finalize(&header, NULL);
     return res;
 }
@@ -207,6 +205,7 @@ const AVInputFormat ff_subviewer_demuxer = {
     .name           = "subviewer",
     .long_name      = NULL_IF_CONFIG_SMALL("SubViewer subtitle format"),
     .priv_data_size = sizeof(SubViewerContext),
+    .flags_internal = FF_FMT_INIT_CLEANUP,
     .read_probe     = subviewer_probe,
     .read_header    = subviewer_read_header,
     .read_packet    = subviewer_read_packet,