Module: ffmpeg
Branch: master
Commit: 2c35a6bde95a382e2d48570255deb67a7633fa46

Author: Martin Storsjö <[email protected]>
Date:   Wed Feb 16 14:35:47 2011 +0200

rtsp: udp_read_packet returning 0 doesn't mean success

If udp_read_packet returns 0, rtsp_st isn't set and we shouldn't
treat it as a successfully received packet (which is counted and
possibly triggers a RTCP receiver report).

This fixes issue 2612.

---

 libavformat/rtsp.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/libavformat/rtsp.c b/libavformat/rtsp.c
index 41427ae..d828c8d 100644
--- a/libavformat/rtsp.c
+++ b/libavformat/rtsp.c
@@ -1681,7 +1681,7 @@ int ff_rtsp_fetch_packet(AVFormatContext *s, AVPacket 
*pkt)
     case RTSP_LOWER_TRANSPORT_UDP:
     case RTSP_LOWER_TRANSPORT_UDP_MULTICAST:
         len = udp_read_packet(s, &rtsp_st, rt->recvbuf, RECVBUF_SIZE, 
wait_end);
-        if (len >=0 && rtsp_st->transport_priv && rt->transport == 
RTSP_TRANSPORT_RTP)
+        if (len > 0 && rtsp_st->transport_priv && rt->transport == 
RTSP_TRANSPORT_RTP)
             rtp_check_and_send_back_rr(rtsp_st->transport_priv, len);
         break;
     }

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