[NETNS]: Add namespace parameter to ip_route_output_key.

Needed to propagate it down to the ip_route_output_flow.

Signed-off-by: Denis V. Lunev <den@openvz.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/ipv4/ipvs/ip_vs_xmit.c b/net/ipv4/ipvs/ip_vs_xmit.c
index 8436bf8..f63006cae 100644
--- a/net/ipv4/ipvs/ip_vs_xmit.c
+++ b/net/ipv4/ipvs/ip_vs_xmit.c
@@ -78,7 +78,7 @@
 						.tos = rtos, } },
 			};
 
-			if (ip_route_output_key(&rt, &fl)) {
+			if (ip_route_output_key(&init_net, &rt, &fl)) {
 				spin_unlock(&dest->dst_lock);
 				IP_VS_DBG_RL("ip_route_output error, "
 					     "dest: %u.%u.%u.%u\n",
@@ -101,7 +101,7 @@
 					.tos = rtos, } },
 		};
 
-		if (ip_route_output_key(&rt, &fl)) {
+		if (ip_route_output_key(&init_net, &rt, &fl)) {
 			IP_VS_DBG_RL("ip_route_output error, dest: "
 				     "%u.%u.%u.%u\n", NIPQUAD(cp->daddr));
 			return NULL;
@@ -170,7 +170,7 @@
 
 	EnterFunction(10);
 
-	if (ip_route_output_key(&rt, &fl)) {
+	if (ip_route_output_key(&init_net, &rt, &fl)) {
 		IP_VS_DBG_RL("ip_vs_bypass_xmit(): ip_route_output error, "
 			     "dest: %u.%u.%u.%u\n", NIPQUAD(iph->daddr));
 		goto tx_error_icmp;