From 92bd08974541611731b2d58723826ea26ecbe47d Mon Sep 17 00:00:00 2001
From: Mark Thompson <sw@jkqxz.net>
Date: Thu, 16 Feb 2017 00:02:29 +0000
Subject: [PATCH] vaapi_encode: Discard output buffer if picture submission
 fails

Previously this was leaking, though it actually hit an assert making
sure that the buffer had already been cleared when freeing the picture.

(cherry picked from commit 17aeee5832b9188b570c3d3de4197e4cdc54c634)
---
 libavcodec/vaapi_encode.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/libavcodec/vaapi_encode.c b/libavcodec/vaapi_encode.c
index 7e9c00f51d..7aaf263d25 100644
--- a/libavcodec/vaapi_encode.c
+++ b/libavcodec/vaapi_encode.c
@@ -428,6 +428,8 @@ fail:
 fail_at_end:
     av_freep(&pic->codec_picture_params);
     av_frame_free(&pic->recon_image);
+    av_buffer_unref(&pic->output_buffer_ref);
+    pic->output_buffer = VA_INVALID_ID;
     return err;
 }