X-Git-Url: http://pilppa.org/gitweb/gitweb.cgi?a=blobdiff_plain;f=net%2Fipv4%2Fnetfilter%2Fiptable_raw.c;h=e41fe8ca4e1c87b9538961411504e1e7777c27b3;hb=a38201e3c9e93bb8a873bd92e12cf1de1b987d91;hp=d6e5033956844a4a86c23c721dba749f9d5fe64d;hpb=eedab661a51966c454e38c17266a531aa58b4a98;p=linux-2.6-omap-h63xx.git

diff --git a/net/ipv4/netfilter/iptable_raw.c b/net/ipv4/netfilter/iptable_raw.c
index d6e50339568..e41fe8ca4e1 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 = {
@@ -47,56 +47,75 @@ static struct xt_table packet_raw = {
 /* The work comes in here from netfilter.c. */
 static unsigned int
 ipt_hook(unsigned int hook,
-	 struct sk_buff **pskb,
+	 struct sk_buff *skb,
 	 const struct net_device *in,
 	 const struct net_device *out,
 	 int (*okfn)(struct sk_buff *))
 {
-	return ipt_do_table(pskb, hook, in, out, &packet_raw);
+	return ipt_do_table(skb, hook, in, out, init_net.ipv4.iptable_raw);
 }
 
 static unsigned int
 ipt_local_hook(unsigned int hook,
-	       struct sk_buff **pskb,
+	       struct sk_buff *skb,
 	       const struct net_device *in,
 	       const struct net_device *out,
 	       int (*okfn)(struct sk_buff *))
 {
 	/* root is playing with raw sockets. */
-	if ((*pskb)->len < sizeof(struct iphdr) ||
-	    ip_hdrlen(*pskb) < sizeof(struct iphdr)) {
+	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(pskb, hook, in, out, &packet_raw);
+	return ipt_do_table(skb, hook, in, out, init_net.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 +127,14 @@ 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);