From fa245e432bdc3b28081d8fcaa90dced6c6fbf566 Mon Sep 17 00:00:00 2001
From: Nicolas George <nicolas.george@normalesup.org>
Date: Mon, 29 Apr 2013 20:45:22 +0200
Subject: [PATCH] lavf/matroskaenc: return an error for unsupported types.

---
 libavformat/matroskaenc.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libavformat/matroskaenc.c b/libavformat/matroskaenc.c
index da34ea7677..371b9d0bf2 100644
--- a/libavformat/matroskaenc.c
+++ b/libavformat/matroskaenc.c
@@ -705,7 +705,7 @@ static int mkv_write_tracks(AVFormatContext *s)
                 break;
             default:
                 av_log(s, AV_LOG_ERROR, "Only audio, video, and subtitles are supported for Matroska.\n");
-                break;
+                return AVERROR(EINVAL);
         }
         ret = mkv_write_codecprivate(s, pb, codec, native_id, qt_id);
         if (ret < 0) return ret;