[FFmpeg-cvslog] avcodec/libdav1d: Don't leak side-data-only packets

[Andreas Rheinhardt]

ffmpeg | branch: master | Andreas Rheinhardt <andreas.rheinhardt at outlook.com> | Mon Oct 11 16:01:02 2021 +0200| [776e9f9e2af40252c93e150be712f848d562fccf] | committer: Andreas Rheinhardt

avcodec/libdav1d: Don't leak side-data-only packets

Reviewed-by: James Almer <jamrial at gmail.com>
Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt at outlook.com>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=776e9f9e2af40252c93e150be712f848d562fccf
---

 libavcodec/libdav1d.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/libavcodec/libdav1d.c b/libavcodec/libdav1d.c
index 2807210e50..2d5fccec71 100644
--- a/libavcodec/libdav1d.c
+++ b/libavcodec/libdav1d.c
@@ -328,6 +328,9 @@ static int libdav1d_receive_frame(AVCodecContext *c, AVFrame *frame)
                     return res;
                 }
             }
+        } else if (res >= 0) {
+            av_packet_unref(&pkt);
+            return AVERROR(EAGAIN);
         }
     }