netfilter: xtables: add struct xt_mtdtor_param::net

[safe/jmp/linux-2.6] / net / bridge / netfilter / ebtable_broute.c

diff --git a/net/bridge/netfilter/ebtable_broute.c b/net/bridge/netfilter/ebtable_broute.c
index e44519e..ae3f106 100644 (file)
--- a/net/bridge/netfilter/ebtable_broute.c
+++ b/net/bridge/netfilter/ebtable_broute.c
@@ -41,12 +41,11 @@ static int check(const struct ebt_table_info *info, unsigned int valid_hooks)
        return 0;
 }
 
-static struct ebt_table broute_table =
+static const struct ebt_table broute_table =
 {
        .name           = "broute",
        .table          = &initial_table,
        .valid_hooks    = 1 << NF_BR_BROUTING,
-       .lock           = RW_LOCK_UNLOCKED,
        .check          = check,
        .me             = THIS_MODULE,
 };
@@ -56,29 +55,47 @@ static int ebt_broute(struct sk_buff *skb)
        int ret;
 
        ret = ebt_do_table(NF_BR_BROUTING, skb, skb->dev, NULL,
-          &broute_table);
+                          dev_net(skb->dev)->xt.broute_table);
        if (ret == NF_DROP)
                return 1; /* route it */
        return 0; /* bridge it */
 }
 
+static int __net_init broute_net_init(struct net *net)
+{
+       net->xt.broute_table = ebt_register_table(net, &broute_table);
+       if (IS_ERR(net->xt.broute_table))
+               return PTR_ERR(net->xt.broute_table);
+       return 0;
+}
+
+static void __net_exit broute_net_exit(struct net *net)
+{
+       ebt_unregister_table(net, net->xt.broute_table);
+}
+
+static struct pernet_operations broute_net_ops = {
+       .init = broute_net_init,
+       .exit = broute_net_exit,
+};
+
 static int __init ebtable_broute_init(void)
 {
        int ret;
 
-       ret = ebt_register_table(&broute_table);
+       ret = register_pernet_subsys(&broute_net_ops);
        if (ret < 0)
                return ret;
        /* see br_input.c */
-       br_should_route_hook = ebt_broute;
-       return ret;
+       rcu_assign_pointer(br_should_route_hook, ebt_broute);
+       return 0;
 }
 
 static void __exit ebtable_broute_fini(void)
 {
-       br_should_route_hook = NULL;
+       rcu_assign_pointer(br_should_route_hook, NULL);
        synchronize_net();
-       ebt_unregister_table(&broute_table);
+       unregister_pernet_subsys(&broute_net_ops);
 }
 
 module_init(ebtable_broute_init);