From e85d91da48cf27a0852f5c9a676023fa08a59a7a Mon Sep 17 00:00:00 2001
From: Roman Savchenko <gmstima@gmail.com>
Date: Thu, 28 May 2015 18:25:56 +0300
Subject: avformat/avienc: Correct possible dereference of null

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
---
 libavformat/avienc.c | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'libavformat/avienc.c')

diff --git a/libavformat/avienc.c b/libavformat/avienc.c
index 5396a7d577..e5609d998c 100644
--- a/libavformat/avienc.c
+++ b/libavformat/avienc.c
@@ -386,6 +386,8 @@ static int avi_write_header(AVFormatContext *s)
                 t = NULL;
                 if (langstr) {
                     char* str = av_asprintf("Subtitle - %s-xx;02", langstr);
+                    if (!str)
+                        return AVERROR(ENOMEM);
                     ff_riff_write_info_tag(s->pb, "strn", str);
                     av_free(str);
                 }
-- 
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