Merge tag 'qcom-soc-for-3.16-2' of git://git.kernel.org/pub/scm/linux/kernel/git...

[pandora-kernel.git] / net / ipv6 / ip6_gre.c

diff --git a/net/ipv6/ip6_gre.c b/net/ipv6/ip6_gre.c
index c98338b..9d92146 100644 (file)
--- a/net/ipv6/ip6_gre.c
+++ b/net/ipv6/ip6_gre.c
@@ -1559,6 +1559,15 @@ static int ip6gre_changelink(struct net_device *dev, struct nlattr *tb[],
        return 0;
 }
 
+static void ip6gre_dellink(struct net_device *dev, struct list_head *head)
+{
+       struct net *net = dev_net(dev);
+       struct ip6gre_net *ign = net_generic(net, ip6gre_net_id);
+
+       if (dev != ign->fb_tunnel_dev)
+               unregister_netdevice_queue(dev, head);
+}
+
 static size_t ip6gre_get_size(const struct net_device *dev)
 {
        return
@@ -1636,6 +1645,7 @@ static struct rtnl_link_ops ip6gre_link_ops __read_mostly = {
        .validate       = ip6gre_tunnel_validate,
        .newlink        = ip6gre_newlink,
        .changelink     = ip6gre_changelink,
+       .dellink        = ip6gre_dellink,
        .get_size       = ip6gre_get_size,
        .fill_info      = ip6gre_fill_info,
 };