[NETFILTER]: x_tables: set the protocol family in x_tables targets/matches

Set the family field in xt_[matches|targets] registered.

Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>

28 files changed, 209 insertions, 147 deletions

diff --git a/net/ipv4/netfilter/arp_tables.c b/net/ipv4/netfilter/arp_tables.c
index f7efb3f27bf5..ff0c594a4198 100644
--- a/net/ipv4/netfilter/arp_tables.c
+++ b/net/ipv4/netfilter/arp_tables.c
@@ -1146,12 +1146,14 @@ void arpt_unregister_table(struct arpt_table *table)
 static struct arpt_target arpt_standard_target = {
         .name           = ARPT_STANDARD_TARGET,
         .targetsize     = sizeof(int),
+        .family         = NF_ARP,
 };
 
 static struct arpt_target arpt_error_target = {
         .name           = ARPT_ERROR_TARGET,
         .target         = arpt_error,
         .targetsize     = ARPT_FUNCTION_MAXNAMELEN,
+        .family         = NF_ARP,
 };
 
 static struct nf_sockopt_ops arpt_sockopts = {
@@ -1171,8 +1173,8 @@ static int __init init(void)
         xt_proto_init(NF_ARP);
 
         /* Noone else will be downing sem now, so we won't sleep */
-        xt_register_target(NF_ARP, &arpt_standard_target);
-        xt_register_target(NF_ARP, &arpt_error_target);
+        xt_register_target(&arpt_standard_target);
+        xt_register_target(&arpt_error_target);
 
         /* Register setsockopt */
         ret = nf_register_sockopt(&arpt_sockopts);
diff --git a/net/ipv4/netfilter/ip_tables.c b/net/ipv4/netfilter/ip_tables.c
index 39705f9bc154..a7b194c4d79d 100644
--- a/net/ipv4/netfilter/ip_tables.c
+++ b/net/ipv4/netfilter/ip_tables.c
@@ -1335,12 +1335,14 @@ icmp_checkentry(const char *tablename,
 static struct ipt_target ipt_standard_target = {
         .name           = IPT_STANDARD_TARGET,
         .targetsize     = sizeof(int),
+        .family         = AF_INET,
 };
 
 static struct ipt_target ipt_error_target = {
         .name           = IPT_ERROR_TARGET,
         .target         = ipt_error,
         .targetsize     = IPT_FUNCTION_MAXNAMELEN,
+        .family         = AF_INET,
 };
 
 static struct nf_sockopt_ops ipt_sockopts = {
@@ -1358,6 +1360,7 @@ static struct ipt_match icmp_matchstruct = {
         .match          = icmp_match,
         .matchsize      = sizeof(struct ipt_icmp),
         .proto          = IPPROTO_ICMP,
+        .family         = AF_INET,
         .checkentry     = icmp_checkentry,
 };
 
@@ -1368,9 +1371,9 @@ static int __init init(void)
         xt_proto_init(AF_INET);
 
         /* Noone else will be downing sem now, so we won't sleep */
-        xt_register_target(AF_INET, &ipt_standard_target);
-        xt_register_target(AF_INET, &ipt_error_target);
-        xt_register_match(AF_INET, &icmp_matchstruct);
+        xt_register_target(&ipt_standard_target);
+        xt_register_target(&ipt_error_target);
+        xt_register_match(&icmp_matchstruct);
 
         /* Register setsockopt */
         ret = nf_register_sockopt(&ipt_sockopts);
@@ -1387,9 +1390,9 @@ static void __exit fini(void)
 {
         nf_unregister_sockopt(&ipt_sockopts);
 
-        xt_unregister_match(AF_INET, &icmp_matchstruct);
-        xt_unregister_target(AF_INET, &ipt_error_target);
-        xt_unregister_target(AF_INET, &ipt_standard_target);
+        xt_unregister_match(&icmp_matchstruct);
+        xt_unregister_target(&ipt_error_target);
+        xt_unregister_target(&ipt_standard_target);
 
         xt_proto_fini(AF_INET);
 }
diff --git a/net/ipv6/netfilter/ip6_tables.c b/net/ipv6/netfilter/ip6_tables.c
index 5a2063bda676..db3c9ae98e95 100644
--- a/net/ipv6/netfilter/ip6_tables.c
+++ b/net/ipv6/netfilter/ip6_tables.c
@@ -1377,12 +1377,14 @@ icmp6_checkentry(const char *tablename,
 static struct ip6t_target ip6t_standard_target = {
         .name           = IP6T_STANDARD_TARGET,
         .targetsize     = sizeof(int),
+        .family         = AF_INET6,
 };
 
 static struct ip6t_target ip6t_error_target = {
         .name           = IP6T_ERROR_TARGET,
         .target         = ip6t_error,
         .targetsize     = IP6T_FUNCTION_MAXNAMELEN,
+        .family         = AF_INET6,
 };
 
 static struct nf_sockopt_ops ip6t_sockopts = {
@@ -1401,6 +1403,7 @@ static struct ip6t_match icmp6_matchstruct = {
         .matchsize      = sizeof(struct ip6t_icmp),
         .checkentry     = icmp6_checkentry,
         .proto          = IPPROTO_ICMPV6,
+        .family         = AF_INET6,
 };
 
 static int __init init(void)
@@ -1410,9 +1413,9 @@ static int __init init(void)
         xt_proto_init(AF_INET6);
 
         /* Noone else will be downing sem now, so we won't sleep */
-        xt_register_target(AF_INET6, &ip6t_standard_target);
-        xt_register_target(AF_INET6, &ip6t_error_target);
-        xt_register_match(AF_INET6, &icmp6_matchstruct);
+        xt_register_target(&ip6t_standard_target);
+        xt_register_target(&ip6t_error_target);
+        xt_register_match(&icmp6_matchstruct);
 
         /* Register setsockopt */
         ret = nf_register_sockopt(&ip6t_sockopts);
@@ -1429,9 +1432,9 @@ static int __init init(void)
 static void __exit fini(void)
 {
         nf_unregister_sockopt(&ip6t_sockopts);
-        xt_unregister_match(AF_INET6, &icmp6_matchstruct);
-        xt_unregister_target(AF_INET6, &ip6t_error_target);
-        xt_unregister_target(AF_INET6, &ip6t_standard_target);
+        xt_unregister_match(&icmp6_matchstruct);
+        xt_unregister_target(&ip6t_error_target);
+        xt_unregister_target(&ip6t_standard_target);
         xt_proto_fini(AF_INET6);
 }
 
diff --git a/net/netfilter/x_tables.c b/net/netfilter/x_tables.c
index 750b92829766..0a29a24d9a72 100644
--- a/net/netfilter/x_tables.c
+++ b/net/netfilter/x_tables.c
@@ -60,9 +60,9 @@ static const char *xt_prefix[NPROTO] = {
 
 /* Registration hooks for targets. */
 int
-xt_register_target(int af, struct xt_target *target)
+xt_register_target(struct xt_target *target)
 {
-        int ret;
+        int ret, af = target->family;
 
         ret = down_interruptible(&xt[af].mutex);
         if (ret != 0)
@@ -74,8 +74,10 @@ xt_register_target(int af, struct xt_target *target)
 EXPORT_SYMBOL(xt_register_target);
 
 void
-xt_unregister_target(int af, struct xt_target *target)
+xt_unregister_target(struct xt_target *target)
 {
+        int af = target->family;
+
         down(&xt[af].mutex);
         LIST_DELETE(&xt[af].target, target);
         up(&xt[af].mutex);
@@ -83,9 +85,9 @@ xt_unregister_target(int af, struct xt_target *target)
 EXPORT_SYMBOL(xt_unregister_target);
 
 int
-xt_register_match(int af, struct xt_match *match)
+xt_register_match(struct xt_match *match)
 {
-        int ret;
+        int ret, af = match->family;
 
         ret = down_interruptible(&xt[af].mutex);
         if (ret != 0)
@@ -99,8 +101,10 @@ xt_register_match(int af, struct xt_match *match)
 EXPORT_SYMBOL(xt_register_match);
 
 void
-xt_unregister_match(int af, struct xt_match *match)
+xt_unregister_match(struct xt_match *match)
 {
+        int af =  match->family;
+
         down(&xt[af].mutex);
         LIST_DELETE(&xt[af].match, match);
         up(&xt[af].mutex);
diff --git a/net/netfilter/xt_CLASSIFY.c b/net/netfilter/xt_CLASSIFY.c
index 3224ed87d4c7..3cd2ac90a25b 100644
--- a/net/netfilter/xt_CLASSIFY.c
+++ b/net/netfilter/xt_CLASSIFY.c
@@ -47,6 +47,7 @@ static struct xt_target classify_reg = {
         .table          = "mangle",
         .hooks          = (1 << NF_IP_LOCAL_OUT) | (1 << NF_IP_FORWARD) |
                           (1 << NF_IP_POST_ROUTING),
+        .family         = AF_INET,
         .me             = THIS_MODULE,
 };
 static struct xt_target classify6_reg = { 
@@ -56,6 +57,7 @@ static struct xt_target classify6_reg = {
         .table          = "mangle",
         .hooks          = (1 << NF_IP_LOCAL_OUT) | (1 << NF_IP_FORWARD) |
                           (1 << NF_IP_POST_ROUTING),
+        .family         = AF_INET6,
         .me             = THIS_MODULE,
 };
 
@@ -64,21 +66,21 @@ static int __init init(void)
 {
         int ret;
 
-        ret = xt_register_target(AF_INET, &classify_reg);
+        ret = xt_register_target(&classify_reg);
         if (ret)
                 return ret;
 
-        ret = xt_register_target(AF_INET6, &classify6_reg);
+        ret = xt_register_target(&classify6_reg);
         if (ret)
-                xt_unregister_target(AF_INET, &classify_reg);
+                xt_unregister_target(&classify_reg);
 
         return ret;
 }
 
 static void __exit fini(void)
 {
-        xt_unregister_target(AF_INET, &classify_reg);
-        xt_unregister_target(AF_INET6, &classify6_reg);
+        xt_unregister_target(&classify_reg);
+        xt_unregister_target(&classify6_reg);
 }
 
 module_init(init);
diff --git a/net/netfilter/xt_CONNMARK.c b/net/netfilter/xt_CONNMARK.c
index df2486a3efd5..35448b8e6883 100644
--- a/net/netfilter/xt_CONNMARK.c
+++ b/net/netfilter/xt_CONNMARK.c
@@ -102,6 +102,7 @@ static struct xt_target connmark_reg = {
         .target         = target,
         .targetsize     = sizeof(struct xt_connmark_target_info),
         .checkentry     = checkentry,
+        .family         = AF_INET,
         .me             = THIS_MODULE
 };
 
@@ -110,6 +111,7 @@ static struct xt_target connmark6_reg = {
         .target         = target,
         .targetsize     = sizeof(struct xt_connmark_target_info),
         .checkentry     = checkentry,
+        .family         = AF_INET6,
         .me             = THIS_MODULE
 };
 
@@ -119,21 +121,21 @@ static int __init init(void)
 
         need_conntrack();
 
-        ret = xt_register_target(AF_INET, &connmark_reg);
+        ret = xt_register_target(&connmark_reg);
         if (ret)
                 return ret;
 
-        ret = xt_register_target(AF_INET6, &connmark6_reg);
+        ret = xt_register_target(&connmark6_reg);
         if (ret)
-                xt_unregister_target(AF_INET, &connmark_reg);
+                xt_unregister_target(&connmark_reg);
 
         return ret;
 }
 
 static void __exit fini(void)
 {
-        xt_unregister_target(AF_INET, &connmark_reg);
-        xt_unregister_target(AF_INET6, &connmark6_reg);
+        xt_unregister_target(&connmark_reg);
+        xt_unregister_target(&connmark6_reg);
 }
 
 module_init(init);
diff --git a/net/netfilter/xt_MARK.c b/net/netfilter/xt_MARK.c
index dcb5266efae0..73bdd5c80e17 100644
--- a/net/netfilter/xt_MARK.c
+++ b/net/netfilter/xt_MARK.c
@@ -119,6 +119,7 @@ static struct xt_target ipt_mark_reg_v0 = {
         .table          = "mangle",
         .checkentry     = checkentry_v0,
         .me             = THIS_MODULE,
+        .family         = AF_INET,
         .revision       = 0,
 };
 
@@ -129,6 +130,7 @@ static struct xt_target ipt_mark_reg_v1 = {
         .table          = "mangle",
         .checkentry     = checkentry_v1,
         .me             = THIS_MODULE,
+        .family         = AF_INET,
         .revision       = 1,
 };
 
@@ -139,6 +141,7 @@ static struct xt_target ip6t_mark_reg_v0 = {
         .table          = "mangle",
         .checkentry     = checkentry_v0,
         .me             = THIS_MODULE,
+        .family         = AF_INET6,
         .revision       = 0,
 };
 
@@ -146,18 +149,18 @@ static int __init init(void)
 {
         int err;
 
-        err = xt_register_target(AF_INET, &ipt_mark_reg_v0);
+        err = xt_register_target(&ipt_mark_reg_v0);
         if (err)
                 return err;
 
-        err = xt_register_target(AF_INET, &ipt_mark_reg_v1);
+        err = xt_register_target(&ipt_mark_reg_v1);
         if (err)
-                xt_unregister_target(AF_INET, &ipt_mark_reg_v0);
+                xt_unregister_target(&ipt_mark_reg_v0);
 
-        err = xt_register_target(AF_INET6, &ip6t_mark_reg_v0);
+        err = xt_register_target(&ip6t_mark_reg_v0);
         if (err) {
-                xt_unregister_target(AF_INET, &ipt_mark_reg_v0);
-                xt_unregister_target(AF_INET, &ipt_mark_reg_v1);
+                xt_unregister_target(&ipt_mark_reg_v0);
+                xt_unregister_target(&ipt_mark_reg_v1);
         }
 
         return err;
@@ -165,9 +168,9 @@ static int __init init(void)
 
 static void __exit fini(void)
 {
-        xt_unregister_target(AF_INET, &ipt_mark_reg_v0);
-        xt_unregister_target(AF_INET, &ipt_mark_reg_v1);
-        xt_unregister_target(AF_INET6, &ip6t_mark_reg_v0);
+        xt_unregister_target(&ipt_mark_reg_v0);
+        xt_unregister_target(&ipt_mark_reg_v1);
+        xt_unregister_target(&ip6t_mark_reg_v0);
 }
 
 module_init(init);
diff --git a/net/netfilter/xt_NFQUEUE.c b/net/netfilter/xt_NFQUEUE.c
index 39a963edf16b..2873e1c60f68 100644
--- a/net/netfilter/xt_NFQUEUE.c
+++ b/net/netfilter/xt_NFQUEUE.c
@@ -41,6 +41,7 @@ static struct xt_target ipt_NFQ_reg = {
         .name           = "NFQUEUE",
         .target         = target,
         .targetsize     = sizeof(struct xt_NFQ_info),
+        .family         = AF_INET,
         .me             = THIS_MODULE,
 };
 
@@ -48,6 +49,7 @@ static struct xt_target ip6t_NFQ_reg = {
         .name           = "NFQUEUE",
         .target         = target,
         .targetsize     = sizeof(struct xt_NFQ_info),
+        .family         = AF_INET6,
         .me             = THIS_MODULE,
 };
 
@@ -55,36 +57,37 @@ static struct xt_target arpt_NFQ_reg = {
         .name           = "NFQUEUE",
         .target         = target,
         .targetsize     = sizeof(struct xt_NFQ_info),
+        .family         = NF_ARP,
         .me             = THIS_MODULE,
 };
 
 static int __init init(void)
 {
         int ret;
-        ret = xt_register_target(AF_INET, &ipt_NFQ_reg);
+        ret = xt_register_target(&ipt_NFQ_reg);
         if (ret)
                 return ret;
-        ret = xt_register_target(AF_INET6, &ip6t_NFQ_reg);
+        ret = xt_register_target(&ip6t_NFQ_reg);
         if (ret)
                 goto out_ip;
-        ret = xt_register_target(NF_ARP, &arpt_NFQ_reg);
+        ret = xt_register_target(&arpt_NFQ_reg);
         if (ret)
                 goto out_ip6;
 
         return ret;
 out_ip6:
-        xt_unregister_target(AF_INET6, &ip6t_NFQ_reg);
+        xt_unregister_target(&ip6t_NFQ_reg);
 out_ip:
-        xt_unregister_target(AF_INET, &ipt_NFQ_reg);
+        xt_unregister_target(&ipt_NFQ_reg);
 
         return ret;
 }
 
 static void __exit fini(void)
 {
-        xt_unregister_target(NF_ARP, &arpt_NFQ_reg);
-        xt_unregister_target(AF_INET6, &ip6t_NFQ_reg);
-        xt_unregister_target(AF_INET, &ipt_NFQ_reg);
+        xt_unregister_target(&arpt_NFQ_reg);
+        xt_unregister_target(&ip6t_NFQ_reg);
+        xt_unregister_target(&ipt_NFQ_reg);
 }
 
 module_init(init);
diff --git a/net/netfilter/xt_NOTRACK.c b/net/netfilter/xt_NOTRACK.c
index b8634e3f6169..cf2ebd76fd6f 100644
--- a/net/netfilter/xt_NOTRACK.c
+++ b/net/netfilter/xt_NOTRACK.c
@@ -39,6 +39,7 @@ static struct xt_target notrack_reg = {
         .target         = target,
         .targetsize     = 0,
         .table          = "raw",
+        .family         = AF_INET,
         .me             = THIS_MODULE,
 };
 
@@ -47,6 +48,7 @@ static struct xt_target notrack6_reg = {
         .target         = target,
         .targetsize     = 0,
         .table          = "raw",
+        .family         = AF_INET6,
         .me             = THIS_MODULE,
 };
 
@@ -54,21 +56,21 @@ static int __init init(void)
 {
         int ret;
 
-        ret = xt_register_target(AF_INET, &notrack_reg);
+        ret = xt_register_target(&notrack_reg);
         if (ret)
                 return ret;
 
-        ret = xt_register_target(AF_INET6, &notrack6_reg);
+        ret = xt_register_target(&notrack6_reg);
         if (ret)
-                xt_unregister_target(AF_INET, &notrack_reg);
+                xt_unregister_target(&notrack_reg);
 
         return ret;
 }
 
 static void __exit fini(void)
 {
-        xt_unregister_target(AF_INET6, &notrack6_reg);
-        xt_unregister_target(AF_INET, &notrack_reg);
+        xt_unregister_target(&notrack6_reg);
+        xt_unregister_target(&notrack_reg);
 }
 
 module_init(init);
diff --git a/net/netfilter/xt_comment.c b/net/netfilter/xt_comment.c
index 03d9d741231c..2637724b498d 100644
--- a/net/netfilter/xt_comment.c
+++ b/net/netfilter/xt_comment.c
@@ -33,6 +33,7 @@ static struct xt_match comment_match = {
         .name           = "comment",
         .match          = match,
         .matchsize      = sizeof(struct xt_comment_info),
+        .family         = AF_INET,
         .me             = THIS_MODULE
 };
 
@@ -40,6 +41,7 @@ static struct xt_match comment6_match = {
         .name           = "comment",
         .match          = match,
         .matchsize      = sizeof(struct xt_comment_info),
+        .family         = AF_INET6,
         .me             = THIS_MODULE
 };
 
@@ -47,21 +49,21 @@ static int __init init(void)
 {
         int ret;
 
-        ret = xt_register_match(AF_INET, &comment_match);
+        ret = xt_register_match(&comment_match);
         if (ret)
                 return ret;
 
-        ret = xt_register_match(AF_INET6, &comment6_match);
+        ret = xt_register_match(&comment6_match);
         if (ret)
-                xt_unregister_match(AF_INET, &comment_match);
+                xt_unregister_match(&comment_match);
 
         return ret;
 }
 
 static void __exit fini(void)
 {
-        xt_unregister_match(AF_INET, &comment_match);
-        xt_unregister_match(AF_INET6, &comment6_match);
+        xt_unregister_match(&comment_match);
+        xt_unregister_match(&comment6_match);
 }
 
 module_init(init);
diff --git a/net/netfilter/xt_connbytes.c b/net/netfilter/xt_connbytes.c
index f34ecb9485c7..4985f5ec58ca 100644
--- a/net/netfilter/xt_connbytes.c
+++ b/net/netfilter/xt_connbytes.c
@@ -148,6 +148,7 @@ static struct xt_match connbytes_match = {
         .match          = match,
         .checkentry     = check,
         .matchsize      = sizeof(struct xt_connbytes_info),
+        .family         = AF_INET,
         .me             = THIS_MODULE
 };
 static struct xt_match connbytes6_match = {
@@ -155,26 +156,27 @@ static struct xt_match connbytes6_match = {
         .match          = match,
         .checkentry     = check,
         .matchsize      = sizeof(struct xt_connbytes_info),
+        .family         = AF_INET6,
         .me             = THIS_MODULE
 };
 
 static int __init init(void)
 {
         int ret;
-        ret = xt_register_match(AF_INET, &connbytes_match);
+        ret = xt_register_match(&connbytes_match);
         if (ret)
                 return ret;
 
-        ret = xt_register_match(AF_INET6, &connbytes6_match);
+        ret = xt_register_match(&connbytes6_match);
         if (ret)
-                xt_unregister_match(AF_INET, &connbytes_match);
+                xt_unregister_match(&connbytes_match);
         return ret;
 }
 
 static void __exit fini(void)
 {
-        xt_unregister_match(AF_INET, &connbytes_match);
-        xt_unregister_match(AF_INET6, &connbytes6_match);
+        xt_unregister_match(&connbytes_match);
+        xt_unregister_match(&connbytes6_match);
 }
 
 module_init(init);
diff --git a/net/netfilter/xt_connmark.c b/net/netfilter/xt_connmark.c
index 51822471e919..e810600345e3 100644
--- a/net/netfilter/xt_connmark.c
+++ b/net/netfilter/xt_connmark.c
@@ -72,6 +72,7 @@ static struct xt_match connmark_match = {
         .match          = match,
         .matchsize      = sizeof(struct xt_connmark_info),
         .checkentry     = checkentry,
+        .family         = AF_INET,
         .me             = THIS_MODULE
 };
 
@@ -80,6 +81,7 @@ static struct xt_match connmark6_match = {
         .match          = match,
         .matchsize      = sizeof(struct xt_connmark_info),
         .checkentry     = checkentry,
+        .family         = AF_INET6,
         .me             = THIS_MODULE
 };
 
@@ -89,20 +91,20 @@ static int __init init(void)
 
         need_conntrack();
 
-        ret = xt_register_match(AF_INET, &connmark_match);
+        ret = xt_register_match(&connmark_match);
         if (ret)
                 return ret;
 
-        ret = xt_register_match(AF_INET6, &connmark6_match);
+        ret = xt_register_match(&connmark6_match);
         if (ret)
-                xt_unregister_match(AF_INET, &connmark_match);
+                xt_unregister_match(&connmark_match);
         return ret;
 }
 
 static void __exit fini(void)
 {
-        xt_unregister_match(AF_INET6, &connmark6_match);
-        xt_unregister_match(AF_INET, &connmark_match);
+        xt_unregister_match(&connmark6_match);
+        xt_unregister_match(&connmark_match);
 }
 
 module_init(init);
diff --git a/net/netfilter/xt_conntrack.c b/net/netfilter/xt_conntrack.c
index 39fc29496e00..7d20caa0d605 100644
--- a/net/netfilter/xt_conntrack.c
+++ b/net/netfilter/xt_conntrack.c
@@ -207,6 +207,7 @@ static struct xt_match conntrack_match = {
         .name           = "conntrack",
         .match          = match,
         .matchsize      = sizeof(struct xt_conntrack_info),
+        .family         = AF_INET,
         .me             = THIS_MODULE,
 };
 
@@ -214,14 +215,14 @@ static int __init init(void)
 {
         int ret;
         need_conntrack();
-        ret = xt_register_match(AF_INET, &conntrack_match);
+        ret = xt_register_match(&conntrack_match);
 
         return ret;
 }
 
 static void __exit fini(void)
 {
-        xt_unregister_match(AF_INET, &conntrack_match);
+        xt_unregister_match(&conntrack_match);
 }
 
 module_init(init);
diff --git a/net/netfilter/xt_dccp.c b/net/netfilter/xt_dccp.c
index db6b70cdc770..2f331decd151 100644
--- a/net/netfilter/xt_dccp.c
+++ b/net/netfilter/xt_dccp.c
@@ -149,6 +149,7 @@ static struct xt_match dccp_match =
         .matchsize      = sizeof(struct xt_dccp_info),
         .proto          = IPPROTO_DCCP,
         .checkentry     = checkentry,
+        .family         = AF_INET,
         .me             = THIS_MODULE,
 };
 static struct xt_match dccp6_match = 
@@ -158,6 +159,7 @@ static struct xt_match dccp6_match =
         .matchsize      = sizeof(struct xt_dccp_info),
         .proto          = IPPROTO_DCCP,
         .checkentry     = checkentry,
+        .family         = AF_INET6,
         .me             = THIS_MODULE,
 };
 
@@ -172,17 +174,17 @@ static int __init init(void)
         dccp_optbuf = kmalloc(256 * 4, GFP_KERNEL);
         if (!dccp_optbuf)
                 return -ENOMEM;
-        ret = xt_register_match(AF_INET, &dccp_match);
+        ret = xt_register_match(&dccp_match);
         if (ret)
                 goto out_kfree;
-        ret = xt_register_match(AF_INET6, &dccp6_match);
+        ret = xt_register_match(&dccp6_match);
         if (ret)
                 goto out_unreg;
 
         return ret;
 
 out_unreg:
-        xt_unregister_match(AF_INET, &dccp_match);
+        xt_unregister_match(&dccp_match);
 out_kfree:
         kfree(dccp_optbuf);
 
@@ -191,8 +193,8 @@ out_kfree:
 
 static void __exit fini(void)
 {
-        xt_unregister_match(AF_INET6, &dccp6_match);
-        xt_unregister_match(AF_INET, &dccp_match);
+        xt_unregister_match(&dccp6_match);
+        xt_unregister_match(&dccp_match);
         kfree(dccp_optbuf);
 }
 
diff --git a/net/netfilter/xt_helper.c b/net/netfilter/xt_helper.c
index ef8e54d40c92..7d2d68b9155f 100644
--- a/net/netfilter/xt_helper.c
+++ b/net/netfilter/xt_helper.c
@@ -153,6 +153,7 @@ static struct xt_match helper_match = {
         .match          = match,
         .matchsize      = sizeof(struct xt_helper_info),
         .checkentry     = check,
+        .family         = AF_INET,
         .me             = THIS_MODULE,
 };
 static struct xt_match helper6_match = {
@@ -160,6 +161,7 @@ static struct xt_match helper6_match = {
         .match          = match,
         .matchsize      = sizeof(struct xt_helper_info),
         .checkentry     = check,
+        .family         = AF_INET6,
         .me             = THIS_MODULE,
 };
 
@@ -168,21 +170,21 @@ static int __init init(void)
         int ret;
         need_conntrack();
 
-        ret = xt_register_match(AF_INET, &helper_match);
+        ret = xt_register_match(&helper_match);
         if (ret < 0)
                 return ret;
 
-        ret = xt_register_match(AF_INET6, &helper6_match);
+        ret = xt_register_match(&helper6_match);
         if (ret < 0)
-                xt_unregister_match(AF_INET, &helper_match);
+                xt_unregister_match(&helper_match);
 
         return ret;
 }
 
 static void __exit fini(void)
 {
-        xt_unregister_match(AF_INET, &helper_match);
-        xt_unregister_match(AF_INET6, &helper6_match);
+        xt_unregister_match(&helper_match);
+        xt_unregister_match(&helper6_match);
 }
 
 module_init(init);
diff --git a/net/netfilter/xt_length.c b/net/netfilter/xt_length.c
index b9e60f041a64..38560caef757 100644
--- a/net/netfilter/xt_length.c
+++ b/net/netfilter/xt_length.c
@@ -56,6 +56,7 @@ static struct xt_match length_match = {
         .name           = "length",
         .match          = match,
         .matchsize      = sizeof(struct xt_length_info),
+        .family         = AF_INET,
         .me             = THIS_MODULE,
 };
 
@@ -63,26 +64,27 @@ static struct xt_match length6_match = {
         .name           = "length",
         .match          = match6,
         .matchsize      = sizeof(struct xt_length_info),
+        .family         = AF_INET6,
         .me             = THIS_MODULE,
 };
 
 static int __init init(void)
 {
         int ret;
-        ret = xt_register_match(AF_INET, &length_match);
+        ret = xt_register_match(&length_match);
         if (ret)
                 return ret;
-        ret = xt_register_match(AF_INET6, &length6_match);
+        ret = xt_register_match(&length6_match);
         if (ret)
-                xt_unregister_match(AF_INET, &length_match);
+                xt_unregister_match(&length_match);
 
         return ret;
 }
 
 static void __exit fini(void)
 {
-        xt_unregister_match(AF_INET, &length_match);
-        xt_unregister_match(AF_INET6, &length6_match);
+        xt_unregister_match(&length_match);
+        xt_unregister_match(&length6_match);
 }
 
 module_init(init);
diff --git a/net/netfilter/xt_limit.c b/net/netfilter/xt_limit.c
index 3049e6f8889e..e91c1a444e77 100644
--- a/net/netfilter/xt_limit.c
+++ b/net/netfilter/xt_limit.c
@@ -141,6 +141,7 @@ static struct xt_match ipt_limit_reg = {
         .match          = ipt_limit_match,
         .matchsize      = sizeof(struct xt_rateinfo),
         .checkentry     = ipt_limit_checkentry,
+        .family         = AF_INET,
         .me             = THIS_MODULE,
 };
 static struct xt_match limit6_reg = {
@@ -148,6 +149,7 @@ static struct xt_match limit6_reg = {
         .match          = ipt_limit_match,
         .matchsize      = sizeof(struct xt_rateinfo),
         .checkentry     = ipt_limit_checkentry,
+        .family         = AF_INET6,
         .me             = THIS_MODULE,
 };
 
@@ -155,21 +157,21 @@ static int __init init(void)
 {
         int ret;
         
-        ret = xt_register_match(AF_INET, &ipt_limit_reg);
+        ret = xt_register_match(&ipt_limit_reg);
         if (ret)
                 return ret;
         
-        ret = xt_register_match(AF_INET6, &limit6_reg);
+        ret = xt_register_match(&limit6_reg);
         if (ret)
-                xt_unregister_match(AF_INET, &ipt_limit_reg);
+                xt_unregister_match(&ipt_limit_reg);
 
         return ret;
 }
 
 static void __exit fini(void)
 {
-        xt_unregister_match(AF_INET, &ipt_limit_reg);
-        xt_unregister_match(AF_INET6, &limit6_reg);
+        xt_unregister_match(&ipt_limit_reg);
+        xt_unregister_match(&limit6_reg);
 }
 
 module_init(init);
diff --git a/net/netfilter/xt_mac.c b/net/netfilter/xt_mac.c
index b4559a46dce8..f4defa28a6ec 100644
--- a/net/netfilter/xt_mac.c
+++ b/net/netfilter/xt_mac.c
@@ -49,6 +49,7 @@ static struct xt_match mac_match = {
         .matchsize      = sizeof(struct xt_mac_info),
         .hooks          = (1 << NF_IP_PRE_ROUTING) | (1 << NF_IP_LOCAL_IN) |
                           (1 << NF_IP_FORWARD),
+        .family         = AF_INET,
         .me             = THIS_MODULE,
 };
 static struct xt_match mac6_match = {
@@ -57,27 +58,28 @@ static struct xt_match mac6_match = {
         .matchsize      = sizeof(struct xt_mac_info),
         .hooks          = (1 << NF_IP_PRE_ROUTING) | (1 << NF_IP_LOCAL_IN) |
                           (1 << NF_IP_FORWARD),
+        .family         = AF_INET6,
         .me             = THIS_MODULE,
 };
 
 static int __init init(void)
 {
         int ret;
-        ret = xt_register_match(AF_INET, &mac_match);
+        ret = xt_register_match(&mac_match);
         if (ret)
                 return ret;
 
-        ret = xt_register_match(AF_INET6, &mac6_match);
+        ret = xt_register_match(&mac6_match);
         if (ret)
-                xt_unregister_match(AF_INET, &mac_match);
+                xt_unregister_match(&mac_match);
 
         return ret;
 }
 
 static void __exit fini(void)
 {
-        xt_unregister_match(AF_INET, &mac_match);
-        xt_unregister_match(AF_INET6, &mac6_match);
+        xt_unregister_match(&mac_match);
+        xt_unregister_match(&mac6_match);
 }
 
 module_init(init);
diff --git a/net/netfilter/xt_mark.c b/net/netfilter/xt_mark.c
index c1a8f0f587f0..ce0badfeef9a 100644
--- a/net/netfilter/xt_mark.c
+++ b/net/netfilter/xt_mark.c
@@ -56,6 +56,7 @@ static struct xt_match mark_match = {
         .match          = match,
         .matchsize      = sizeof(struct xt_mark_info),
         .checkentry     = checkentry,
+        .family         = AF_INET,
         .me             = THIS_MODULE,
 };
 
@@ -64,27 +65,28 @@ static struct xt_match mark6_match = {
         .match          = match,
         .matchsize      = sizeof(struct xt_mark_info),
         .checkentry     = checkentry,
+        .family         = AF_INET6,
         .me             = THIS_MODULE,
 };
 
 static int __init init(void)
 {
         int ret;
-        ret = xt_register_match(AF_INET, &mark_match);
+        ret = xt_register_match(&mark_match);
         if (ret)
                 return ret;
 
-        ret = xt_register_match(AF_INET6, &mark6_match);
+        ret = xt_register_match(&mark6_match);
         if (ret)
-                xt_unregister_match(AF_INET, &mark_match);
+                xt_unregister_match(&mark_match);
 
         return ret;
 }
 
 static void __exit fini(void)
 {
-        xt_unregister_match(AF_INET, &mark_match);
-        xt_unregister_match(AF_INET6, &mark6_match);
+        xt_unregister_match(&mark_match);
+        xt_unregister_match(&mark6_match);
 }
 
 module_init(init);
diff --git a/net/netfilter/xt_physdev.c b/net/netfilter/xt_physdev.c
index f788e8e76254..089f4f7e8636 100644
--- a/net/netfilter/xt_physdev.c
+++ b/net/netfilter/xt_physdev.c
@@ -121,6 +121,7 @@ static struct xt_match physdev_match = {
         .match          = match,
         .matchsize      = sizeof(struct xt_physdev_info),
         .checkentry     = checkentry,
+        .family         = AF_INET,
         .me             = THIS_MODULE,
 };
 
@@ -129,6 +130,7 @@ static struct xt_match physdev6_match = {
         .match          = match,
         .matchsize      = sizeof(struct xt_physdev_info),
         .checkentry     = checkentry,
+        .family         = AF_INET6,
         .me             = THIS_MODULE,
 };
 
@@ -136,21 +138,21 @@ static int __init init(void)
 {
         int ret;
 
-        ret = xt_register_match(AF_INET, &physdev_match);
+        ret = xt_register_match(&physdev_match);
         if (ret < 0)
                 return ret;
 
-        ret = xt_register_match(AF_INET6, &physdev6_match);
+        ret = xt_register_match(&physdev6_match);
         if (ret < 0)
-                xt_unregister_match(AF_INET, &physdev_match);
+                xt_unregister_match(&physdev_match);
 
         return ret;
 }
 
 static void __exit fini(void)
 {
-        xt_unregister_match(AF_INET, &physdev_match);
-        xt_unregister_match(AF_INET6, &physdev6_match);
+        xt_unregister_match(&physdev_match);
+        xt_unregister_match(&physdev6_match);
 }
 
 module_init(init);
diff --git a/net/netfilter/xt_pkttype.c b/net/netfilter/xt_pkttype.c
index f38638dfd139..8b8bca988ac6 100644
--- a/net/netfilter/xt_pkttype.c
+++ b/net/netfilter/xt_pkttype.c
@@ -37,6 +37,7 @@ static struct xt_match pkttype_match = {
         .name           = "pkttype",
         .match          = match,
         .matchsize      = sizeof(struct xt_pkttype_info),
+        .family         = AF_INET,
         .me             = THIS_MODULE,
 };
 
@@ -44,27 +45,28 @@ static struct xt_match pkttype6_match = {
         .name           = "pkttype",
         .match          = match,
         .matchsize      = sizeof(struct xt_pkttype_info),
+        .family         = AF_INET6,
         .me             = THIS_MODULE,
 };
 
 static int __init init(void)
 {
         int ret;
-        ret = xt_register_match(AF_INET, &pkttype_match);
+        ret = xt_register_match(&pkttype_match);
         if (ret)
                 return ret;
 
-        ret = xt_register_match(AF_INET6, &pkttype6_match);
+        ret = xt_register_match(&pkttype6_match);
         if (ret)
-                xt_unregister_match(AF_INET, &pkttype_match);
+                xt_unregister_match(&pkttype_match);
 
         return ret;
 }
 
 static void __exit fini(void)
 {
-        xt_unregister_match(AF_INET, &pkttype_match);
-        xt_unregister_match(AF_INET6, &pkttype6_match);
+        xt_unregister_match(&pkttype_match);
+        xt_unregister_match(&pkttype6_match);
 }
 
 module_init(init);
diff --git a/net/netfilter/xt_policy.c b/net/netfilter/xt_policy.c
index 1ec22082f04d..d57a611ae0d3 100644
--- a/net/netfilter/xt_policy.c
+++ b/net/netfilter/xt_policy.c
@@ -172,6 +172,7 @@ static struct xt_match policy_match = {
         .match          = match,
         .matchsize      = sizeof(struct xt_policy_info),
         .checkentry     = checkentry,
+        .family         = AF_INET,
         .me             = THIS_MODULE,
 };
 
@@ -181,6 +182,7 @@ static struct xt_match policy6_match = {
         .match          = match,
         .matchsize      = sizeof(struct xt_policy_info),
         .checkentry     = checkentry,
+        .family         = AF_INET6,
         .me             = THIS_MODULE,
 };
 
@@ -188,19 +190,19 @@ static int __init init(void)
 {
         int ret;
 
-        ret = xt_register_match(AF_INET, &policy_match);
+        ret = xt_register_match(&policy_match);
         if (ret)
                 return ret;
-        ret = xt_register_match(AF_INET6, &policy6_match);
+        ret = xt_register_match(&policy6_match);
         if (ret)
-                xt_unregister_match(AF_INET, &policy_match);
+                xt_unregister_match(&policy_match);
         return ret;
 }
 
 static void __exit fini(void)
 {
-        xt_unregister_match(AF_INET6, &policy6_match);
-        xt_unregister_match(AF_INET, &policy_match);
+        xt_unregister_match(&policy6_match);
+        xt_unregister_match(&policy_match);
 }
 
 module_init(init);
diff --git a/net/netfilter/xt_realm.c b/net/netfilter/xt_realm.c
index 57815a07db67..5e31a4a835bf 100644
--- a/net/netfilter/xt_realm.c
+++ b/net/netfilter/xt_realm.c
@@ -45,17 +45,18 @@ static struct xt_match realm_match = {
         .matchsize      = sizeof(struct xt_realm_info),
         .hooks          = (1 << NF_IP_POST_ROUTING) | (1 << NF_IP_FORWARD) |
                           (1 << NF_IP_LOCAL_OUT) | (1 << NF_IP_LOCAL_IN),
+        .family         = AF_INET,
         .me             = THIS_MODULE
 };
 
 static int __init init(void)
 {
-        return xt_register_match(AF_INET, &realm_match);
+        return xt_register_match(&realm_match);
 }
 
 static void __exit fini(void)
 {
-        xt_unregister_match(AF_INET, &realm_match);
+        xt_unregister_match(&realm_match);
 }
 
 module_init(init);
diff --git a/net/netfilter/xt_sctp.c b/net/netfilter/xt_sctp.c
index f5d698ba03ca..c6eb24a2fe13 100644
--- a/net/netfilter/xt_sctp.c
+++ b/net/netfilter/xt_sctp.c
@@ -186,6 +186,7 @@ static struct xt_match sctp_match = {
         .matchsize      = sizeof(struct xt_sctp_info),
         .proto          = IPPROTO_SCTP,
         .checkentry     = checkentry,
+        .family         = AF_INET,
         .me             = THIS_MODULE
 };
 
@@ -195,27 +196,28 @@ static struct xt_match sctp6_match = {
         .matchsize      = sizeof(struct xt_sctp_info),
         .proto          = IPPROTO_SCTP,
         .checkentry     = checkentry,
+        .family         = AF_INET6,
         .me             = THIS_MODULE
 };
 
 static int __init init(void)
 {
         int ret;
-        ret = xt_register_match(AF_INET, &sctp_match);
+        ret = xt_register_match(&sctp_match);
         if (ret)
                 return ret;
 
-        ret = xt_register_match(AF_INET6, &sctp6_match);
+        ret = xt_register_match(&sctp6_match);
         if (ret)
-                xt_unregister_match(AF_INET, &sctp_match);
+                xt_unregister_match(&sctp_match);
 
         return ret;
 }
 
 static void __exit fini(void)
 {
-        xt_unregister_match(AF_INET6, &sctp6_match);
-        xt_unregister_match(AF_INET, &sctp_match);
+        xt_unregister_match(&sctp6_match);
+        xt_unregister_match(&sctp_match);
 }
 
 module_init(init);
diff --git a/net/netfilter/xt_state.c b/net/netfilter/xt_state.c
index b8ec00cd51fc..7cd557c932ba 100644
--- a/net/netfilter/xt_state.c
+++ b/net/netfilter/xt_state.c
@@ -48,6 +48,7 @@ static struct xt_match state_match = {
         .name           = "state",
         .match          = match,
         .matchsize      = sizeof(struct xt_state_info),
+        .family         = AF_INET,
         .me             = THIS_MODULE,
 };
 
@@ -55,6 +56,7 @@ static struct xt_match state6_match = {
         .name           = "state",
         .match          = match,
         .matchsize      = sizeof(struct xt_state_info),
+        .family         = AF_INET6,
         .me             = THIS_MODULE,
 };
 
@@ -64,21 +66,21 @@ static int __init init(void)
 
         need_conntrack();
 
-        ret = xt_register_match(AF_INET, &state_match);
+        ret = xt_register_match(&state_match);
         if (ret < 0)
                 return ret;
 
-        ret = xt_register_match(AF_INET6, &state6_match);
+        ret = xt_register_match(&state6_match);
         if (ret < 0)
-                xt_unregister_match(AF_INET,&state_match);
+                xt_unregister_match(&state_match);
 
         return ret;
 }
 
 static void __exit fini(void)
 {
-        xt_unregister_match(AF_INET, &state_match);
-        xt_unregister_match(AF_INET6, &state6_match);
+        xt_unregister_match(&state_match);
+        xt_unregister_match(&state6_match);
 }
 
 module_init(init);
diff --git a/net/netfilter/xt_string.c b/net/netfilter/xt_string.c
index fccbad6a7f40..703d80fccacf 100644
--- a/net/netfilter/xt_string.c
+++ b/net/netfilter/xt_string.c
@@ -78,6 +78,7 @@ static struct xt_match string_match = {
         .matchsize      = sizeof(struct xt_string_info),
         .checkentry     = checkentry,
         .destroy        = destroy,
+        .family         = AF_INET,
         .me             = THIS_MODULE
 };
 static struct xt_match string6_match = {
@@ -86,6 +87,7 @@ static struct xt_match string6_match = {
         .matchsize      = sizeof(struct xt_string_info),
         .checkentry     = checkentry,
         .destroy        = destroy,
+        .family         = AF_INET6,
         .me             = THIS_MODULE
 };
 
@@ -93,20 +95,20 @@ static int __init init(void)
 {
         int ret;
 
-        ret = xt_register_match(AF_INET, &string_match);
+        ret = xt_register_match(&string_match);
         if (ret)
                 return ret;
-        ret = xt_register_match(AF_INET6, &string6_match);
+        ret = xt_register_match(&string6_match);
         if (ret)
-                xt_unregister_match(AF_INET, &string_match);
+                xt_unregister_match(&string_match);
 
         return ret;
 }
 
 static void __exit fini(void)
 {
-        xt_unregister_match(AF_INET, &string_match);
-        xt_unregister_match(AF_INET6, &string6_match);
+        xt_unregister_match(&string_match);
+        xt_unregister_match(&string6_match);
 }
 
 module_init(init);
diff --git a/net/netfilter/xt_tcpmss.c b/net/netfilter/xt_tcpmss.c
index 4925fc98f4ae..70a8858ae3f1 100644
--- a/net/netfilter/xt_tcpmss.c
+++ b/net/netfilter/xt_tcpmss.c
@@ -98,6 +98,7 @@ static struct xt_match tcpmss_match = {
         .match          = match,
         .matchsize      = sizeof(struct xt_tcpmss_match_info),
         .proto          = IPPROTO_TCP,
+        .family         = AF_INET,
         .me             = THIS_MODULE,
 };
 
@@ -106,6 +107,7 @@ static struct xt_match tcpmss6_match = {
         .match          = match,
         .matchsize      = sizeof(struct xt_tcpmss_match_info),
         .proto          = IPPROTO_TCP,
+        .family         = AF_INET6,
         .me             = THIS_MODULE,
 };
 
@@ -113,21 +115,21 @@ static struct xt_match tcpmss6_match = {
 static int __init init(void)
 {
         int ret;
-        ret = xt_register_match(AF_INET, &tcpmss_match);
+        ret = xt_register_match(&tcpmss_match);
         if (ret)
                 return ret;
 
-        ret = xt_register_match(AF_INET6, &tcpmss6_match);
+        ret = xt_register_match(&tcpmss6_match);
         if (ret)
-                xt_unregister_match(AF_INET, &tcpmss_match);
+                xt_unregister_match(&tcpmss_match);
 
         return ret;
 }
 
 static void __exit fini(void)
 {
-        xt_unregister_match(AF_INET6, &tcpmss6_match);
-        xt_unregister_match(AF_INET, &tcpmss_match);
+        xt_unregister_match(&tcpmss6_match);
+        xt_unregister_match(&tcpmss_match);
 }
 
 module_init(init);
diff --git a/net/netfilter/xt_tcpudp.c b/net/netfilter/xt_tcpudp.c
index b5cd0dd4e41f..14a990eb666a 100644
--- a/net/netfilter/xt_tcpudp.c
+++ b/net/netfilter/xt_tcpudp.c
@@ -204,6 +204,7 @@ static struct xt_match tcp_matchstruct = {
         .match          = tcp_match,
         .matchsize      = sizeof(struct xt_tcp),
         .proto          = IPPROTO_TCP,
+        .family         = AF_INET,
         .checkentry     = tcp_checkentry,
         .me             = THIS_MODULE,
 };
@@ -213,6 +214,7 @@ static struct xt_match tcp6_matchstruct = {
         .match          = tcp_match,
         .matchsize      = sizeof(struct xt_tcp),
         .proto          = IPPROTO_TCP,
+        .family         = AF_INET6,
         .checkentry     = tcp_checkentry,
         .me             = THIS_MODULE,
 };
@@ -222,6 +224,7 @@ static struct xt_match udp_matchstruct = {
         .match          = udp_match,
         .matchsize      = sizeof(struct xt_udp),
         .proto          = IPPROTO_UDP,
+        .family         = AF_INET,
         .checkentry     = udp_checkentry,
         .me             = THIS_MODULE,
 };
@@ -230,6 +233,7 @@ static struct xt_match udp6_matchstruct = {
         .match          = udp_match,
         .matchsize      = sizeof(struct xt_udp),
         .proto          = IPPROTO_UDP,
+        .family         = AF_INET6,
         .checkentry     = udp_checkentry,
         .me             = THIS_MODULE,
 };
@@ -237,39 +241,39 @@ static struct xt_match udp6_matchstruct = {
 static int __init init(void)
 {
         int ret;
-        ret = xt_register_match(AF_INET, &tcp_matchstruct);
+        ret = xt_register_match(&tcp_matchstruct);
         if (ret)
                 return ret;
 
-        ret = xt_register_match(AF_INET6, &tcp6_matchstruct);
+        ret = xt_register_match(&tcp6_matchstruct);
         if (ret)
                 goto out_unreg_tcp;
 
-        ret = xt_register_match(AF_INET, &udp_matchstruct);
+        ret = xt_register_match(&udp_matchstruct);
         if (ret)
                 goto out_unreg_tcp6;
         
-        ret = xt_register_match(AF_INET6, &udp6_matchstruct);
+        ret = xt_register_match(&udp6_matchstruct);
         if (ret)
                 goto out_unreg_udp;
 
         return ret;
 
 out_unreg_udp:
-        xt_unregister_match(AF_INET, &tcp_matchstruct);
+        xt_unregister_match(&tcp_matchstruct);
 out_unreg_tcp6:
-        xt_unregister_match(AF_INET6, &tcp6_matchstruct);
+        xt_unregister_match(&tcp6_matchstruct);
 out_unreg_tcp:
-        xt_unregister_match(AF_INET, &tcp_matchstruct);
+        xt_unregister_match(&tcp_matchstruct);
         return ret;
 }
 
 static void __exit fini(void)
 {
-        xt_unregister_match(AF_INET6, &udp6_matchstruct);
-        xt_unregister_match(AF_INET, &udp_matchstruct);
-        xt_unregister_match(AF_INET6, &tcp6_matchstruct);
-        xt_unregister_match(AF_INET, &tcp_matchstruct);
+        xt_unregister_match(&udp6_matchstruct);
+        xt_unregister_match(&udp_matchstruct);
+        xt_unregister_match(&tcp6_matchstruct);
+        xt_unregister_match(&tcp_matchstruct);
 }
 
 module_init(init);