From bea5140156641217086ae89fbc87d6bb2b01ef94 Mon Sep 17 00:00:00 2001
From: Roland Takacs <rtakacs.u-szeged@partner.samsung.com>
Date: Mon, 19 Jun 2017 12:52:48 +0200
Subject: [PATCH] Support listening sockets in the getsockname function

---
 net/socket/getsockname.c | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/net/socket/getsockname.c b/net/socket/getsockname.c
index ba7cc76434..a8d02552db 100644
--- a/net/socket/getsockname.c
+++ b/net/socket/getsockname.c
@@ -157,6 +157,10 @@ int ipv4_getsockname(FAR struct socket *psock, FAR struct sockaddr *addr,
 
 #ifdef CONFIG_NETDEV_MULTINIC
   /* Find the device matching the IPv4 address in the connection structure */
+  if (ripaddr == 0)
+    {
+      ripaddr = lipaddr;
+    }
 
   dev = netdev_findby_ipv4addr(lipaddr, ripaddr);
 #else
@@ -280,6 +284,10 @@ int ipv6_getsockname(FAR struct socket *psock, FAR struct sockaddr *addr,
 
 #ifdef CONFIG_NETDEV_MULTINIC
   /* Find the device matching the IPv6 address in the connection structure */
+  if (*ripaddr == 0)
+    {
+      ripaddr = lipaddr;
+    }
 
   dev = netdev_findby_ipv6addr(*lipaddr, *ripaddr);
 #else