Avoid dummy error messages

diff --git a/src/network/udp.c b/src/network/udp.c
index 62b64b035b167feb13fa717efa5445c9d01ebc9b..7eb985ca6e6221162d2a4cbb68c36990c76e8a76 100644 (file)
--- a/src/network/udp.c
+++ b/src/network/udp.c
@@ -353,14 +353,16 @@ int __net_ConnectUDP( vlc_object_t *p_this, const char *psz_host, int i_port,
         str = var_CreateGetString (p_this, "miface");
         if (str != NULL)
         {
-            net_SetMcastOut (p_this, fd, ptr->ai_family, str, NULL);
+            if (*str)
+                net_SetMcastOut (p_this, fd, ptr->ai_family, str, NULL);
             free (str);
         }
 
         str = var_CreateGetString (p_this, "miface-addr");
         if (str != NULL)
         {
-            net_SetMcastOut (p_this, fd, ptr->ai_family, NULL, str);
+            if (*str)
+                net_SetMcastOut (p_this, fd, ptr->ai_family, NULL, str);
             free (str);
         }