From 8b9457deab98959ece4ab5b68c89b7557e2b872a Mon Sep 17 00:00:00 2001
From: "Ronald S. Bultje" <rsbultje@gmail.com>
Date: Thu, 21 Jan 2010 19:48:30 +0000
Subject: [PATCH] Pretty embarassing bug; we shouldn't use av_strlcatf() on an
 uninitialized buffer, that is doomed to not work at some point.

Originally committed as revision 21368 to svn://svn.ffmpeg.org/ffmpeg/trunk
---
 libavformat/rtsp.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libavformat/rtsp.c b/libavformat/rtsp.c
index 92416ed3cd..7d482a7edf 100644
--- a/libavformat/rtsp.c
+++ b/libavformat/rtsp.c
@@ -1589,7 +1589,7 @@ static int rtsp_read_packet(AVFormatContext *s, AVPacket *pkt)
         if (!rt->need_subscription) {
             if (memcmp (cache, rt->real_setup_cache,
                         sizeof(enum AVDiscard) * s->nb_streams)) {
-                av_strlcatf(cmd, sizeof(cmd),
+                snprintf(cmd, sizeof(cmd),
                             "SET_PARAMETER %s RTSP/1.0\r\n"
                             "Unsubscribe: %s\r\n",
                             s->filename, rt->last_subscription);