From 971c890c056d600a636df85f9b5e4f09fb780f41 Mon Sep 17 00:00:00 2001
From: Zhao Zhili <zhilizhao@tencent.com>
Date: Mon, 30 Sep 2019 16:00:34 +0800
Subject: [PATCH] avfilter/formats: remove unnecessary unreference

---
 libavfilter/formats.c | 1 -
 1 file changed, 1 deletion(-)

diff --git a/libavfilter/formats.c b/libavfilter/formats.c
index e6d27f45f3..33c64668a0 100644
--- a/libavfilter/formats.c
+++ b/libavfilter/formats.c
@@ -317,7 +317,6 @@ do {                                                        \
     void *oldf = *f;                                        \
                                                             \
     if (!(*f) && !(*f = av_mallocz(sizeof(**f)))) {         \
-        unref_fn(f);                                        \
         return AVERROR(ENOMEM);                             \
     }                                                       \
                                                             \