From 85f947aefb3dae81f65f518acdffa8e31c679654 Mon Sep 17 00:00:00 2001
From: Anton Khirnov <anton@khirnov.net>
Date: Fri, 29 Nov 2013 20:19:27 +0100
Subject: [PATCH] lavc: remove a pointless check in decode_audio4()

av_frame_unref() works fine on unallocated frames.
---
 libavcodec/utils.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libavcodec/utils.c b/libavcodec/utils.c
index d1a1510858..e9d6734017 100644
--- a/libavcodec/utils.c
+++ b/libavcodec/utils.c
@@ -1478,7 +1478,7 @@ int attribute_align_arg avcodec_decode_audio4(AVCodecContext *avctx,
                 frame->extended_buf    = NULL;
                 frame->nb_extended_buf = 0;
             }
-        } else if (frame->data[0])
+        } else
             av_frame_unref(frame);
     }