From 46ff7a5f4ae05e5e4da33b700604dae2c37bebcb Mon Sep 17 00:00:00 2001
From: Luca Abeni <lucabe72@email.it>
Date: Mon, 20 Apr 2009 20:06:55 +0000
Subject: [PATCH] Fix crash when receiving from SDP
Originally committed as revision 18635 to svn://svn.ffmpeg.org/ffmpeg/trunk
---
libavformat/rtsp.c | 9 +++++++--
1 file changed, 7 insertions(+), 2 deletions(-)
diff --git a/libavformat/rtsp.c b/libavformat/rtsp.c
index 9a4b1e2c490..c67991a5c1a 100644
--- a/libavformat/rtsp.c
+++ b/libavformat/rtsp.c
@@ -1375,8 +1375,13 @@ static int udp_read_packet(AVFormatContext *s, RTSPStream **prtsp_st,
if (url_interrupt_cb())
return AVERROR(EINTR);
FD_ZERO(&rfds);
- tcp_fd = fd_max = url_get_file_handle(rt->rtsp_hd);
- FD_SET(tcp_fd, &rfds);
+ if (rt->rtsp_hd) {
+ tcp_fd = fd_max = url_get_file_handle(rt->rtsp_hd);
+ FD_SET(tcp_fd, &rfds);
+ } else {
+ fd_max = 0;
+ tcp_fd = -1;
+ }
for(i = 0; i < rt->nb_rtsp_streams; i++) {
rtsp_st = rt->rtsp_streams[i];
if (rtsp_st->rtp_handle) {
--
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