From c43f8baa41ee1db179db53664fe39324800ee076 Mon Sep 17 00:00:00 2001
From: Paul B Mahol <onemda@gmail.com>
Date: Tue, 14 Jan 2020 16:41:15 +0100
Subject: [PATCH] avfilter/avf_aphasemeter: check if clone frame is set

---
 libavfilter/avf_aphasemeter.c | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/libavfilter/avf_aphasemeter.c b/libavfilter/avf_aphasemeter.c
index f497bc9969..be0b2fb70f 100644
--- a/libavfilter/avf_aphasemeter.c
+++ b/libavfilter/avf_aphasemeter.c
@@ -213,8 +213,13 @@ static int filter_frame(AVFilterLink *inlink, AVFrame *in)
     }
 
     if (s->do_video) {
+        AVFrame *clone;
+
         s->out->pts = in->pts;
-        ff_filter_frame(outlink, av_frame_clone(s->out));
+        clone = av_frame_clone(s->out);
+        if (!clone)
+            return AVERROR(ENOMEM);
+        ff_filter_frame(outlink, clone);
     }
     return ff_filter_frame(aoutlink, in);
 }