X-Git-Url: http://ftp.safe.ca/?a=blobdiff_plain;f=net%2Fipv6%2Fip6_tunnel.c;h=138980eec214df5aca51a2933a9b901f6606e231;hb=e213e9cf707c51808e372dabd1070a61af17e77b;hp=e5c0f6bb83147b809cdf4717cd636cc30ca3c597;hpb=f99189b186f3922ede4fa33c02f6edc735b8c981;p=safe%2Fjmp%2Flinux-2.6

diff --git a/net/ipv6/ip6_tunnel.c b/net/ipv6/ip6_tunnel.c
index e5c0f6b..138980e 100644
--- a/net/ipv6/ip6_tunnel.c
+++ b/net/ipv6/ip6_tunnel.c
@@ -74,7 +74,6 @@ MODULE_LICENSE("GPL");
 		     (addr)->s6_addr32[2] ^ (addr)->s6_addr32[3]) & \
 		    (HASH_SIZE - 1))
 
-static void ip6_fb_tnl_dev_init(struct net_device *dev);
 static void ip6_tnl_dev_init(struct net_device *dev);
 static void ip6_tnl_dev_setup(struct net_device *dev);
 
@@ -623,7 +622,7 @@ ip6ip6_err(struct sk_buff *skb, struct inet6_skb_parm *opt,
 		if (rt && rt->rt6i_dev)
 			skb2->dev = rt->rt6i_dev;
 
-		icmpv6_send(skb2, rel_type, rel_code, rel_info, skb2->dev);
+		icmpv6_send(skb2, rel_type, rel_code, rel_info);
 
 		if (rt)
 			dst_release(&rt->u.dst);
@@ -1015,7 +1014,7 @@ ip6ip6_tnl_xmit(struct sk_buff *skb, struct net_device *dev)
 		tel = (struct ipv6_tlv_tnl_enc_lim *)&skb_network_header(skb)[offset];
 		if (tel->encap_limit == 0) {
 			icmpv6_send(skb, ICMPV6_PARAMPROB,
-				    ICMPV6_HDR_FIELD, offset + 2, skb->dev);
+				    ICMPV6_HDR_FIELD, offset + 2);
 			return -1;
 		}
 		encap_limit = tel->encap_limit - 1;
@@ -1034,7 +1033,7 @@ ip6ip6_tnl_xmit(struct sk_buff *skb, struct net_device *dev)
 	err = ip6_tnl_xmit2(skb, dev, dsfield, &fl, encap_limit, &mtu);
 	if (err != 0) {
 		if (err == -EMSGSIZE)
-			icmpv6_send(skb, ICMPV6_PKT_TOOBIG, 0, mtu, dev);
+			icmpv6_send(skb, ICMPV6_PKT_TOOBIG, 0, mtu);
 		return -1;
 	}
 
@@ -1364,7 +1363,7 @@ static void ip6_tnl_dev_init(struct net_device *dev)
  * Return: 0
  **/
 
-static void ip6_fb_tnl_dev_init(struct net_device *dev)
+static void __net_init ip6_fb_tnl_dev_init(struct net_device *dev)
 {
 	struct ip6_tnl *t = netdev_priv(dev);
 	struct net *net = dev_net(dev);
@@ -1388,7 +1387,7 @@ static struct xfrm6_tunnel ip6ip6_handler = {
 	.priority	=	1,
 };
 
-static void ip6_tnl_destroy_tunnels(struct ip6_tnl_net *ip6n)
+static void __net_exit ip6_tnl_destroy_tunnels(struct ip6_tnl_net *ip6n)
 {
 	int h;
 	struct ip6_tnl *t;
@@ -1407,19 +1406,10 @@ static void ip6_tnl_destroy_tunnels(struct ip6_tnl_net *ip6n)
 	unregister_netdevice_many(&list);
 }
 
-static int ip6_tnl_init_net(struct net *net)
+static int __net_init ip6_tnl_init_net(struct net *net)
 {
+	struct ip6_tnl_net *ip6n = net_generic(net, ip6_tnl_net_id);
 	int err;
-	struct ip6_tnl_net *ip6n;
-
-	err = -ENOMEM;
-	ip6n = kzalloc(sizeof(struct ip6_tnl_net), GFP_KERNEL);
-	if (ip6n == NULL)
-		goto err_alloc;
-
-	err = net_assign_generic(net, ip6_tnl_net_id, ip6n);
-	if (err < 0)
-		goto err_assign;
 
 	ip6n->tnls[0] = ip6n->tnls_wc;
 	ip6n->tnls[1] = ip6n->tnls_r_l;
@@ -1442,27 +1432,23 @@ static int ip6_tnl_init_net(struct net *net)
 err_register:
 	free_netdev(ip6n->fb_tnl_dev);
 err_alloc_dev:
-	/* nothing */
-err_assign:
-	kfree(ip6n);
-err_alloc:
 	return err;
 }
 
-static void ip6_tnl_exit_net(struct net *net)
+static void __net_exit ip6_tnl_exit_net(struct net *net)
 {
-	struct ip6_tnl_net *ip6n;
+	struct ip6_tnl_net *ip6n = net_generic(net, ip6_tnl_net_id);
 
-	ip6n = net_generic(net, ip6_tnl_net_id);
 	rtnl_lock();
 	ip6_tnl_destroy_tunnels(ip6n);
 	rtnl_unlock();
-	kfree(ip6n);
 }
 
 static struct pernet_operations ip6_tnl_net_ops = {
 	.init = ip6_tnl_init_net,
 	.exit = ip6_tnl_exit_net,
+	.id   = &ip6_tnl_net_id,
+	.size = sizeof(struct ip6_tnl_net),
 };
 
 /**
@@ -1475,27 +1461,29 @@ static int __init ip6_tunnel_init(void)
 {
 	int  err;
 
-	if (xfrm6_tunnel_register(&ip4ip6_handler, AF_INET)) {
+	err = register_pernet_device(&ip6_tnl_net_ops);
+	if (err < 0)
+		goto out_pernet;
+
+	err = xfrm6_tunnel_register(&ip4ip6_handler, AF_INET);
+	if (err < 0) {
 		printk(KERN_ERR "ip6_tunnel init: can't register ip4ip6\n");
-		err = -EAGAIN;
-		goto out;
+		goto out_ip4ip6;
 	}
 
-	if (xfrm6_tunnel_register(&ip6ip6_handler, AF_INET6)) {
+	err = xfrm6_tunnel_register(&ip6ip6_handler, AF_INET6);
+	if (err < 0) {
 		printk(KERN_ERR "ip6_tunnel init: can't register ip6ip6\n");
-		err = -EAGAIN;
-		goto unreg_ip4ip6;
+		goto out_ip6ip6;
 	}
 
-	err = register_pernet_gen_device(&ip6_tnl_net_id, &ip6_tnl_net_ops);
-	if (err < 0)
-		goto err_pernet;
 	return 0;
-err_pernet:
-	xfrm6_tunnel_deregister(&ip6ip6_handler, AF_INET6);
-unreg_ip4ip6:
+
+out_ip6ip6:
 	xfrm6_tunnel_deregister(&ip4ip6_handler, AF_INET);
-out:
+out_ip4ip6:
+	unregister_pernet_device(&ip6_tnl_net_ops);
+out_pernet:
 	return err;
 }
 
@@ -1511,7 +1499,7 @@ static void __exit ip6_tunnel_cleanup(void)
 	if (xfrm6_tunnel_deregister(&ip6ip6_handler, AF_INET6))
 		printk(KERN_INFO "ip6_tunnel close: can't deregister ip6ip6\n");
 
-	unregister_pernet_gen_device(ip6_tnl_net_id, &ip6_tnl_net_ops);
+	unregister_pernet_device(&ip6_tnl_net_ops);
 }
 
 module_init(ip6_tunnel_init);