From: Vittorio Giovara <vittorio.giovara@gmail.com>
Date: Fri, 24 Jul 2015 03:24:33 +0000 (+0100)
Subject: wmv2enc: Check memory allocation
X-Git-Tag: android-x86-7.1-r1~252^2~2171
X-Git-Url: http://git.osdn.net/view?a=commitdiff_plain;h=03eb55741427c6608f63972c105e565ca0ba4f15;p=android-x86%2Fexternal-ffmpeg.git

wmv2enc: Check memory allocation
---

diff --git a/libavcodec/wmv2enc.c b/libavcodec/wmv2enc.c
index e4e51d32f9..e4d4159e37 100644
--- a/libavcodec/wmv2enc.c
+++ b/libavcodec/wmv2enc.c
@@ -63,6 +63,9 @@ static av_cold int wmv2_encode_init(AVCodecContext *avctx)
 
     avctx->extradata_size = 4;
     avctx->extradata      = av_mallocz(avctx->extradata_size + 10);
+    if (!avctx->extradata)
+        return AVERROR(ENOMEM);
+
     encode_ext_header(w);
 
     return 0;