[FFmpeg-cvslog] avformat/mvdec: check av_strdup() return value

[Steven Liu]

ffmpeg | branch: master | Steven Liu <lq at chinaffmpeg.org> | Thu Oct 10 10:52:52 2019 +0800| [b1071b405d57eb980f228f1ef17a97ca69cbf53f] | committer: Steven Liu

avformat/mvdec: check av_strdup() return value

Signed-off-by: Steven Liu <lq at chinaffmpeg.org>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=b1071b405d57eb980f228f1ef17a97ca69cbf53f
---

 libavformat/mvdec.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/libavformat/mvdec.c b/libavformat/mvdec.c
index 4f75dcacdb..f9f7e38137 100644
--- a/libavformat/mvdec.c
+++ b/libavformat/mvdec.c
@@ -211,6 +211,8 @@ static int parse_video_var(AVFormatContext *avctx, AVStream *st,
     } else if (!strcmp(name, "ORIENTATION")) {
         if (var_read_int(pb, size) == 1101) {
             st->codecpar->extradata      = av_strdup("BottomUp");
+            if (!st->codecpar->extradata)
+                return AVERROR(ENOMEM);
             st->codecpar->extradata_size = 9;
         }
     } else if (!strcmp(name, "Q_SPATIAL") || !strcmp(name, "Q_TEMPORAL")) {