From 61b104caaace2dd182b0cb3a51265342b323eb2c Mon Sep 17 00:00:00 2001
From: James Almer <jamrial@gmail.com>
Date: Tue, 1 Feb 2022 12:06:14 -0300
Subject: [PATCH] avcodec/libdav1d: free the Dav1dData packet on
 dav1d_send_data() failure

We still own it on failure, and there's no point trying to feed it again.

This should address the issue reported in dav1d #383 and part of VLC #26259.

Signed-off-by: James Almer <jamrial@gmail.com>
Reviewed-by: Ronald S. Bultje <rsbultje@gmail.com>
---
 libavcodec/libdav1d.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/libavcodec/libdav1d.c b/libavcodec/libdav1d.c
index 29fa4f9c3d..872e60e000 100644
--- a/libavcodec/libdav1d.c
+++ b/libavcodec/libdav1d.c
@@ -347,8 +347,10 @@ static int libdav1d_receive_frame(AVCodecContext *c, AVFrame *frame)
     if (res < 0) {
         if (res == AVERROR(EINVAL))
             res = AVERROR_INVALIDDATA;
-        if (res != AVERROR(EAGAIN))
+        if (res != AVERROR(EAGAIN)) {
+            dav1d_data_unref(data);
             return res;
+        }
     }
 
     res = dav1d_get_picture(dav1d->c, p);