avfilter: Constify all AVFilters

[ffmpeg] / libavformat / mtv.c

diff --git a/libavformat/mtv.c b/libavformat/mtv.c
index 728f4a4781c48a801808057e26141a1920924628..e731d91077104ffc2b76c4e61d94065d0518039b 100644 (file)
--- a/libavformat/mtv.c
+++ b/libavformat/mtv.c
@@ -171,6 +171,8 @@ static int mtv_read_header(AVFormatContext *s)
     st->codecpar->width           = mtv->img_width;
     st->codecpar->height          = mtv->img_height;
     st->codecpar->extradata       = av_strdup("BottomUp");
+    if (!st->codecpar->extradata)
+        return AVERROR(ENOMEM);
     st->codecpar->extradata_size  = 9;
 
     // audio - mp3