[FFmpeg-devel] [PATCH 3/3] avformat/rtsp: Include rtcp in port range check

Andriy Gelman andriy.gelman at gmail.com
Sun Apr 4 18:36:45 EEST 2021


From: Andriy Gelman <andriy.gelman at gmail.com>

Currently it is only checked that the rtp port does not exceed rtp_port_max.
---
 libavformat/rtsp.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libavformat/rtsp.c b/libavformat/rtsp.c
index 6438e2edb8..e6a068148b 100644
--- a/libavformat/rtsp.c
+++ b/libavformat/rtsp.c
@@ -1508,7 +1508,7 @@ int ff_rtsp_make_setup_request(AVFormatContext *s, const char *host, int port,
             }
 
             /* first try in specified port range */
-            while (j <= rt->rtp_port_max) {
+            while (j + 1 <= rt->rtp_port_max) {
                 AVDictionary *opts = map_to_opts(rt);
 
                 ff_url_join(buf, sizeof(buf), "rtp", NULL, host, -1,
-- 
2.31.0



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