[FFmpeg-cvslog] avformat/flvenc: Fix leak of oversized packets

[Andreas Rheinhardt]

ffmpeg | branch: master | Andreas Rheinhardt <andreas.rheinhardt at gmail.com> | Thu Dec 26 11:53:35 2019 +0100| [b0d0d7e4d0581ccfeea37cc3fd0d3ca9d999fbfc] | committer: Michael Niedermayer

avformat/flvenc: Fix leak of oversized packets

Might happen for annex B H.264.

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt at gmail.com>
Signed-off-by: Michael Niedermayer <michael at niedermayer.cc>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=b0d0d7e4d0581ccfeea37cc3fd0d3ca9d999fbfc
---

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

diff --git a/libavformat/flvenc.c b/libavformat/flvenc.c
index f6379cbe05..1aaf0333ca 100644
--- a/libavformat/flvenc.c
+++ b/libavformat/flvenc.c
@@ -992,7 +992,8 @@ static int flv_write_packet(AVFormatContext *s, AVPacket *pkt)
     if (size + flags_size >= 1<<24) {
         av_log(s, AV_LOG_ERROR, "Too large packet with size %u >= %u\n",
                size + flags_size, 1<<24);
-        return AVERROR(EINVAL);
+        ret = AVERROR(EINVAL);
+        goto fail;
     }
 
     avio_wb24(pb, size + flags_size);