[FFmpeg-cvslog] avformat/subviewer1dec: 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| [480094b2a67bd261ea3034b899d2932273a44c6f] | committer: Andreas Rheinhardt

avformat/subviewer1dec: 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=480094b2a67bd261ea3034b899d2932273a44c6f
---

 libavformat/subviewer1dec.c | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/libavformat/subviewer1dec.c b/libavformat/subviewer1dec.c
index d1ba99f984..f1267031f8 100644
--- a/libavformat/subviewer1dec.c
+++ b/libavformat/subviewer1dec.c
@@ -77,10 +77,8 @@ static int subviewer1_read_header(AVFormatContext *s)
                     sub->duration = pts_start - sub->pts;
             } else {
                 sub = ff_subtitles_queue_insert(&subviewer1->q, line, len, 0);
-                if (!sub) {
-                    ff_subtitles_queue_clean(&subviewer1->q);
+                if (!sub)
                     return AVERROR(ENOMEM);
-                }
                 sub->pos = pos;
                 sub->pts = pts_start;
                 sub->duration = -1;
@@ -117,6 +115,7 @@ const AVInputFormat ff_subviewer1_demuxer = {
     .name           = "subviewer1",
     .long_name      = NULL_IF_CONFIG_SMALL("SubViewer v1 subtitle format"),
     .priv_data_size = sizeof(SubViewer1Context),
+    .flags_internal = FF_FMT_INIT_CLEANUP,
     .read_probe     = subviewer1_probe,
     .read_header    = subviewer1_read_header,
     .read_packet    = subviewer1_read_packet,