From 3a16ec19d2426457419cb8a7304f97982699efda Mon Sep 17 00:00:00 2001
From: Vittorio Giovara <vittorio.giovara@gmail.com>
Date: Mon, 11 Nov 2013 01:04:17 +0100
Subject: [PATCH] vf_interlace: check one av_frame_clone allocation

---
 libavfilter/vf_interlace.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/libavfilter/vf_interlace.c b/libavfilter/vf_interlace.c
index aea4fdb822..a05ab03a6d 100644
--- a/libavfilter/vf_interlace.c
+++ b/libavfilter/vf_interlace.c
@@ -185,6 +185,8 @@ static int filter_frame(AVFilterLink *inlink, AVFrame *buf)
         av_log(ctx, AV_LOG_WARNING,
                "video is already interlaced, adjusting framerate only\n");
         out = av_frame_clone(s->cur);
+        if (!out)
+            return AVERROR(ENOMEM);
         out->pts /= 2;  // adjust pts to new framerate
         ret = ff_filter_frame(outlink, out);
         s->got_output = 1;