[NETFILTER]: x_tables: create per-netns /proc/net/*_tables_*
Signed-off-by: Alexey Dobriyan <adobriyan@sw.ru>
Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/ipv4/netfilter/ip_tables.c b/net/ipv4/netfilter/ip_tables.c
index a73afa1..600737f 100644
--- a/net/ipv4/netfilter/ip_tables.c
+++ b/net/ipv4/netfilter/ip_tables.c
@@ -2213,11 +2213,26 @@
.family = AF_INET,
};
+static int __net_init ip_tables_net_init(struct net *net)
+{
+ return xt_proto_init(net, AF_INET);
+}
+
+static void __net_exit ip_tables_net_exit(struct net *net)
+{
+ xt_proto_fini(net, AF_INET);
+}
+
+static struct pernet_operations ip_tables_net_ops = {
+ .init = ip_tables_net_init,
+ .exit = ip_tables_net_exit,
+};
+
static int __init ip_tables_init(void)
{
int ret;
- ret = xt_proto_init(AF_INET);
+ ret = register_pernet_subsys(&ip_tables_net_ops);
if (ret < 0)
goto err1;
@@ -2247,7 +2262,7 @@
err3:
xt_unregister_target(&ipt_standard_target);
err2:
- xt_proto_fini(AF_INET);
+ unregister_pernet_subsys(&ip_tables_net_ops);
err1:
return ret;
}
@@ -2260,7 +2275,7 @@
xt_unregister_target(&ipt_error_target);
xt_unregister_target(&ipt_standard_target);
- xt_proto_fini(AF_INET);
+ unregister_pernet_subsys(&ip_tables_net_ops);
}
EXPORT_SYMBOL(ipt_register_table);