[FFmpeg-cvslog] fftools/ffmpeg_mux: do not unref a NULL packet

[Anton Khirnov]

ffmpeg | branch: master | Anton Khirnov <anton at khirnov.net> | Tue Oct 11 12:32:02 2022 +0200| [072e3f710e836077defaca424bdad0b69f039fb5] | committer: Anton Khirnov

fftools/ffmpeg_mux: do not unref a NULL packet

The packet submitted to of_submit_packet() may be NULL to signal EOF.

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=072e3f710e836077defaca424bdad0b69f039fb5
---

 fftools/ffmpeg_mux.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/fftools/ffmpeg_mux.c b/fftools/ffmpeg_mux.c
index 395f7cc89f..a6877ae5ec 100644
--- a/fftools/ffmpeg_mux.c
+++ b/fftools/ffmpeg_mux.c
@@ -329,7 +329,8 @@ int of_submit_packet(OutputFile *of, AVPacket *pkt, OutputStream *ost)
         /* the muxer is not initialized yet, buffer the packet */
         ret = queue_packet(of, ost, pkt);
         if (ret < 0) {
-            av_packet_unref(pkt);
+            if (pkt)
+                av_packet_unref(pkt);
             return ret;
         }
     }