tunnels: advertise link netns via netlink

[deliverable/linux.git] / net / ipv4 / ip_tunnel.c

diff --git a/net/ipv4/ip_tunnel.c b/net/ipv4/ip_tunnel.c
index d3e4479367208cd16d4ea50b012e23bfafa76357..2cd08280c77bc33cac90c62e0f6f8f36343a768d 100644 (file)
--- a/net/ipv4/ip_tunnel.c
+++ b/net/ipv4/ip_tunnel.c
@@ -972,6 +972,14 @@ void ip_tunnel_dellink(struct net_device *dev, struct list_head *head)
 }
 EXPORT_SYMBOL_GPL(ip_tunnel_dellink);
 
+struct net *ip_tunnel_get_link_net(const struct net_device *dev)
+{
+       struct ip_tunnel *tunnel = netdev_priv(dev);
+
+       return tunnel->net;
+}
+EXPORT_SYMBOL(ip_tunnel_get_link_net);
+
 int ip_tunnel_init_net(struct net *net, int ip_tnl_net_id,
                                  struct rtnl_link_ops *ops, char *devname)
 {