[FFmpeg-cvslog] avformat/rtsp: Clear reply in every iteration in ff_rtsp_connect()

[Michael Niedermayer]

ffmpeg | branch: release/3.4 | Michael Niedermayer <michael at niedermayer.cc> | Mon Jan 28 00:53:22 2019 +0100| [d3aab63320657ce0c567bd5deedbbe0cf567086c] | committer: Michael Niedermayer

avformat/rtsp: Clear reply in every iteration in ff_rtsp_connect()

Fixes: Infinite loop

Found-by: Michael Hanselmann <public at hansmi.ch>
Reviewed-by: Michael Hanselmann <public at hansmi.ch>
Signed-off-by: Michael Niedermayer <michael at niedermayer.cc>
(cherry picked from commit 0b50f27635f684ec0526e9975c9979f35bbf486b)
Signed-off-by: Michael Niedermayer <michael at niedermayer.cc>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=d3aab63320657ce0c567bd5deedbbe0cf567086c
---

 libavformat/rtsp.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/libavformat/rtsp.c b/libavformat/rtsp.c
index b6da61b95e..0524ced682 100644
--- a/libavformat/rtsp.c
+++ b/libavformat/rtsp.c
@@ -1655,7 +1655,7 @@ int ff_rtsp_connect(AVFormatContext *s)
     char tcpname[1024], cmd[2048], auth[128];
     const char *lower_rtsp_proto = "tcp";
     int port, err, tcp_fd;
-    RTSPMessageHeader reply1 = {0}, *reply = &reply1;
+    RTSPMessageHeader reply1, *reply = &reply1;
     int lower_transport_mask = 0;
     int default_port = RTSP_DEFAULT_PORT;
     char real_challenge[64] = "";
@@ -1684,6 +1684,7 @@ int ff_rtsp_connect(AVFormatContext *s)
     rt->lower_transport_mask &= (1 << RTSP_LOWER_TRANSPORT_NB) - 1;
 
 redirect:
+    memset(&reply1, 0, sizeof(reply1));
     /* extract hostname and port */
     av_url_split(proto, sizeof(proto), auth, sizeof(auth),
                  host, sizeof(host), &port, path, sizeof(path), s->filename);