X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=net%2Fipv4%2Fnetfilter%2Fiptable_raw.c;h=fddce7754b7250d5f3087840f31f1aa27748a9a1;hb=df1efe6f871e2d3f83e6ad7b7a1d2b728b478fc2;hp=5de6e57ac55c20ebd3f0ca8bd16310d15b52a640;hpb=4c5cdb1e1f2a502069f57a60b5c6b97b8106c73c;p=linux-2.6

diff --git a/net/ipv4/netfilter/iptable_raw.c b/net/ipv4/netfilter/iptable_raw.c
index 5de6e57ac5..fddce7754b 100644
--- a/net/ipv4/netfilter/iptable_raw.c
+++ b/net/ipv4/netfilter/iptable_raw.c
@@ -7,26 +7,26 @@
 #include <linux/netfilter_ipv4/ip_tables.h>
 #include <net/ip.h>
 
-#define RAW_VALID_HOOKS ((1 << NF_IP_PRE_ROUTING) | (1 << NF_IP_LOCAL_OUT))
+#define RAW_VALID_HOOKS ((1 << NF_INET_PRE_ROUTING) | (1 << NF_INET_LOCAL_OUT))
 
 static struct
 {
 	struct ipt_replace repl;
 	struct ipt_standard entries[2];
 	struct ipt_error term;
-} initial_table __initdata = {
+} initial_table __net_initdata = {
 	.repl = {
 		.name = "raw",
 		.valid_hooks = RAW_VALID_HOOKS,
 		.num_entries = 3,
 		.size = sizeof(struct ipt_standard) * 2 + sizeof(struct ipt_error),
 		.hook_entry = {
-			[NF_IP_PRE_ROUTING] = 0,
-			[NF_IP_LOCAL_OUT] = sizeof(struct ipt_standard)
+			[NF_INET_PRE_ROUTING] = 0,
+			[NF_INET_LOCAL_OUT] = sizeof(struct ipt_standard)
 		},
 		.underflow = {
-			[NF_IP_PRE_ROUTING] = 0,
-			[NF_IP_LOCAL_OUT]  = sizeof(struct ipt_standard)
+			[NF_INET_PRE_ROUTING] = 0,
+			[NF_INET_LOCAL_OUT]  = sizeof(struct ipt_standard)
 		},
 	},
 	.entries = {
@@ -39,7 +39,7 @@ static struct
 static struct xt_table packet_raw = {
 	.name = "raw",
 	.valid_hooks =  RAW_VALID_HOOKS,
-	.lock = RW_LOCK_UNLOCKED,
+	.lock = __RW_LOCK_UNLOCKED(packet_raw.lock),
 	.me = THIS_MODULE,
 	.af = AF_INET,
 };
@@ -52,7 +52,8 @@ ipt_hook(unsigned int hook,
 	 const struct net_device *out,
 	 int (*okfn)(struct sk_buff *))
 {
-	return ipt_do_table(skb, hook, in, out, &packet_raw);
+	return ipt_do_table(skb, hook, in, out,
+			    nf_pre_routing_net(in, out)->ipv4.iptable_raw);
 }
 
 static unsigned int
@@ -66,37 +67,57 @@ ipt_local_hook(unsigned int hook,
 	if (skb->len < sizeof(struct iphdr) ||
 	    ip_hdrlen(skb) < sizeof(struct iphdr)) {
 		if (net_ratelimit())
-			printk("iptable_raw: ignoring short SOCK_RAW"
+			printk("iptable_raw: ignoring short SOCK_RAW "
 			       "packet.\n");
 		return NF_ACCEPT;
 	}
-	return ipt_do_table(skb, hook, in, out, &packet_raw);
+	return ipt_do_table(skb, hook, in, out,
+			    nf_local_out_net(in, out)->ipv4.iptable_raw);
 }
 
 /* 'raw' is the very first table. */
-static struct nf_hook_ops ipt_ops[] = {
+static struct nf_hook_ops ipt_ops[] __read_mostly = {
 	{
 		.hook = ipt_hook,
 		.pf = PF_INET,
-		.hooknum = NF_IP_PRE_ROUTING,
+		.hooknum = NF_INET_PRE_ROUTING,
 		.priority = NF_IP_PRI_RAW,
 		.owner = THIS_MODULE,
 	},
 	{
 		.hook = ipt_local_hook,
 		.pf = PF_INET,
-		.hooknum = NF_IP_LOCAL_OUT,
+		.hooknum = NF_INET_LOCAL_OUT,
 		.priority = NF_IP_PRI_RAW,
 		.owner = THIS_MODULE,
 	},
 };
 
+static int __net_init iptable_raw_net_init(struct net *net)
+{
+	/* Register table */
+	net->ipv4.iptable_raw =
+		ipt_register_table(net, &packet_raw, &initial_table.repl);
+	if (IS_ERR(net->ipv4.iptable_raw))
+		return PTR_ERR(net->ipv4.iptable_raw);
+	return 0;
+}
+
+static void __net_exit iptable_raw_net_exit(struct net *net)
+{
+	ipt_unregister_table(net->ipv4.iptable_raw);
+}
+
+static struct pernet_operations iptable_raw_net_ops = {
+	.init = iptable_raw_net_init,
+	.exit = iptable_raw_net_exit,
+};
+
 static int __init iptable_raw_init(void)
 {
 	int ret;
 
-	/* Register table */
-	ret = ipt_register_table(&packet_raw, &initial_table.repl);
+	ret = register_pernet_subsys(&iptable_raw_net_ops);
 	if (ret < 0)
 		return ret;
 
@@ -108,14 +129,14 @@ static int __init iptable_raw_init(void)
 	return ret;
 
  cleanup_table:
-	ipt_unregister_table(&packet_raw);
+	unregister_pernet_subsys(&iptable_raw_net_ops);
 	return ret;
 }
 
 static void __exit iptable_raw_fini(void)
 {
 	nf_unregister_hooks(ipt_ops, ARRAY_SIZE(ipt_ops));
-	ipt_unregister_table(&packet_raw);
+	unregister_pernet_subsys(&iptable_raw_net_ops);
 }
 
 module_init(iptable_raw_init);