doc: move vm/00-INDEX to Documentation/vm

[linux-2.6-omap-h63xx.git] / net / netfilter / xt_state.c

diff --git a/net/netfilter/xt_state.c b/net/netfilter/xt_state.c
index d9010b16a1f97a4c7e3c5ba604c51c4f1d8e3642..e0a528df19a78349f29596782c35175fdc7c24d4 100644 (file)
--- a/net/netfilter/xt_state.c
+++ b/net/netfilter/xt_state.c
@@ -10,7 +10,7 @@
 
 #include <linux/module.h>
 #include <linux/skbuff.h>
-#include <net/netfilter/nf_conntrack_compat.h>
+#include <net/netfilter/nf_conntrack.h>
 #include <linux/netfilter/x_tables.h>
 #include <linux/netfilter/xt_state.h>
 
@@ -20,7 +20,7 @@ MODULE_DESCRIPTION("ip[6]_tables connection tracking state match module");
 MODULE_ALIAS("ipt_state");
 MODULE_ALIAS("ip6t_state");
 
-static int
+static bool
 match(const struct sk_buff *skb,
       const struct net_device *in,
       const struct net_device *out,
@@ -28,7 +28,7 @@ match(const struct sk_buff *skb,
       const void *matchinfo,
       int offset,
       unsigned int protoff,
-      int *hotdrop)
+      bool *hotdrop)
 {
        const struct xt_state_info *sinfo = matchinfo;
        enum ip_conntrack_info ctinfo;
@@ -36,7 +36,7 @@ match(const struct sk_buff *skb,
 
        if (nf_ct_is_untracked(skb))
                statebit = XT_STATE_UNTRACKED;
-       else if (!nf_ct_get_ctinfo(skb, &ctinfo))
+       else if (!nf_ct_get(skb, &ctinfo))
                statebit = XT_STATE_INVALID;
        else
                statebit = XT_STATE_BIT(ctinfo);
@@ -44,31 +44,27 @@ match(const struct sk_buff *skb,
        return (sinfo->statemask & statebit);
 }
 
-static int check(const char *tablename,
-                const void *inf,
-                const struct xt_match *match,
-                void *matchinfo,
-                unsigned int hook_mask)
+static bool check(const char *tablename,
+                 const void *inf,
+                 const struct xt_match *match,
+                 void *matchinfo,
+                 unsigned int hook_mask)
 {
-#if defined(CONFIG_NF_CONNTRACK) || defined(CONFIG_NF_CONNTRACK_MODULE)
        if (nf_ct_l3proto_try_module_get(match->family) < 0) {
-               printk(KERN_WARNING "can't load nf_conntrack support for "
+               printk(KERN_WARNING "can't load conntrack support for "
                                    "proto=%d\n", match->family);
-               return 0;
+               return false;
        }
-#endif
-       return 1;
+       return true;
 }
 
 static void
 destroy(const struct xt_match *match, void *matchinfo)
 {
-#if defined(CONFIG_NF_CONNTRACK) || defined(CONFIG_NF_CONNTRACK_MODULE)
        nf_ct_l3proto_module_put(match->family);
-#endif
 }
 
-static struct xt_match xt_state_match[] = {
+static struct xt_match xt_state_match[] __read_mostly = {
        {
                .name           = "state",
                .family         = AF_INET,
@@ -91,7 +87,6 @@ static struct xt_match xt_state_match[] = {
 
 static int __init xt_state_init(void)
 {
-       need_conntrack();
        return xt_register_matches(xt_state_match, ARRAY_SIZE(xt_state_match));
 }