[NETNS][IPV6] route6 - Pass the network namespace parameter to rt6_lookup

Add a network namespace parameter to rt6_lookup().

Signed-off-by: Daniel Lezcano <dlezcano@fr.ibm.com>
Signed-off-by: Benjamin Thery <benjamin.thery@bull.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/ipv6/anycast.c b/net/ipv6/anycast.c
index 9c7f83f..96868b9 100644
--- a/net/ipv6/anycast.c
+++ b/net/ipv6/anycast.c
@@ -101,7 +101,7 @@
 	if (ifindex == 0) {
 		struct rt6_info *rt;
 
-		rt = rt6_lookup(addr, NULL, 0, 0);
+		rt = rt6_lookup(&init_net, addr, NULL, 0, 0);
 		if (rt) {
 			dev = rt->rt6i_dev;
 			dev_hold(dev);