From 2bfd92b33089b38ce73f845a3b30f94688742fd4 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Martin=20Storsj=C3=B6?= <martin@martin.st>
Date: Thu, 8 Mar 2012 15:31:45 +0200
Subject: [PATCH] udp: Set ttl for read-write streams, too, not only for
 write-only ones
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Signed-off-by: Martin Storsjö <martin@martin.st>
---
 libavformat/udp.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/libavformat/udp.c b/libavformat/udp.c
index 3c63f516a2..37b76559e9 100644
--- a/libavformat/udp.c
+++ b/libavformat/udp.c
@@ -400,11 +400,12 @@ static int udp_open(URLContext *h, const char *uri, int flags)
     s->local_port = udp_port(&my_addr, len);
 
     if (s->is_multicast) {
-        if (!(h->flags & AVIO_FLAG_READ)) {
+        if (h->flags & AVIO_FLAG_WRITE) {
             /* output */
             if (udp_set_multicast_ttl(udp_fd, s->ttl, (struct sockaddr *)&s->dest_addr) < 0)
                 goto fail;
-        } else {
+        }
+        if (h->flags & AVIO_FLAG_READ) {
             /* input */
             if (udp_join_multicast_group(udp_fd, (struct sockaddr *)&s->dest_addr) < 0)
                 goto fail;