From 8211db64ae82dc52061a1fc1349993eec158ab61 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Iv=C3=A1n=20Briano?= <ivan.briano@intel.com>
Date: Thu, 7 Apr 2016 10:37:30 -0300
Subject: [PATCH] Allow creating connections on unspecified local port

If the given local port is 0, we get no replies.
---
 core/net/ip/simple-udp.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/core/net/ip/simple-udp.c b/core/net/ip/simple-udp.c
index 8ecd0aaa1..692fea19a 100644
--- a/core/net/ip/simple-udp.c
+++ b/core/net/ip/simple-udp.c
@@ -119,7 +119,7 @@ simple_udp_register(struct simple_udp_connection *c,
 
   PROCESS_CONTEXT_BEGIN(&simple_udp_process);
   c->udp_conn = udp_new(remote_addr, UIP_HTONS(remote_port), c);
-  if(c->udp_conn != NULL) {
+  if(c->udp_conn != NULL && local_port) {
     udp_bind(c->udp_conn, UIP_HTONS(local_port));
   }
   PROCESS_CONTEXT_END();