netfilter: ipt_addrtype: rename to xt_addrtype

Followup patch will add ipv6 support.

ipt_addrtype.h is retained for compatibility reasons, but no longer used
by the kernel.

Signed-off-by: Florian Westphal <fwestphal@astaro.com>
Signed-off-by: Patrick McHardy <kaber@trash.net>

5 files changed, 27 insertions, 26 deletions

diff --git a/net/ipv4/netfilter/Kconfig b/net/ipv4/netfilter/Kconfig
index f926a310075d..1dfc18a03fd4 100644
--- a/net/ipv4/netfilter/Kconfig
+++ b/net/ipv4/netfilter/Kconfig
@@ -64,16 +64,6 @@ config IP_NF_IPTABLES
 if IP_NF_IPTABLES
 
 # The matches.
-config IP_NF_MATCH_ADDRTYPE
-        tristate '"addrtype" address type match support'
-        depends on NETFILTER_ADVANCED
-        help
-          This option allows you to match what routing thinks of an address,
-          eg. UNICAST, LOCAL, BROADCAST, ...
-
-          If you want to compile it as a module, say M here and read
-          <file:Documentation/kbuild/modules.txt>.  If unsure, say `N'.
-
 config IP_NF_MATCH_AH
         tristate '"ah" match support'
         depends on NETFILTER_ADVANCED
diff --git a/net/ipv4/netfilter/Makefile b/net/ipv4/netfilter/Makefile
index 19eb59d01037..dca2082ec683 100644
--- a/net/ipv4/netfilter/Makefile
+++ b/net/ipv4/netfilter/Makefile
@@ -48,7 +48,6 @@ obj-$(CONFIG_IP_NF_RAW) += iptable_raw.o
 obj-$(CONFIG_IP_NF_SECURITY) += iptable_security.o
 
 # matches
-obj-$(CONFIG_IP_NF_MATCH_ADDRTYPE) += ipt_addrtype.o
 obj-$(CONFIG_IP_NF_MATCH_AH) += ipt_ah.o
 obj-$(CONFIG_IP_NF_MATCH_ECN) += ipt_ecn.o
 
diff --git a/net/netfilter/Kconfig b/net/netfilter/Kconfig
index 82a6e0d80f05..32bff6d86cb2 100644
--- a/net/netfilter/Kconfig
+++ b/net/netfilter/Kconfig
@@ -649,6 +649,16 @@ config NETFILTER_XT_TARGET_TCPOPTSTRIP
 
 comment "Xtables matches"
 
+config NETFILTER_XT_MATCH_ADDRTYPE
+        tristate '"addrtype" address type match support'
+        depends on NETFILTER_ADVANCED
+        ---help---
+          This option allows you to match what routing thinks of an address,
+          eg. UNICAST, LOCAL, BROADCAST, ...
+
+          If you want to compile it as a module, say M here and read
+          <file:Documentation/kbuild/modules.txt>.  If unsure, say `N'.
+
 config NETFILTER_XT_MATCH_CLUSTER
         tristate '"cluster" match support'
         depends on NF_CONNTRACK
diff --git a/net/netfilter/Makefile b/net/netfilter/Makefile
index d57a890eaee5..1a02853df863 100644
--- a/net/netfilter/Makefile
+++ b/net/netfilter/Makefile
@@ -70,6 +70,7 @@ obj-$(CONFIG_NETFILTER_XT_TARGET_TRACE) += xt_TRACE.o
 obj-$(CONFIG_NETFILTER_XT_TARGET_IDLETIMER) += xt_IDLETIMER.o
 
 # matches
+obj-$(CONFIG_NETFILTER_XT_MATCH_ADDRTYPE) += xt_addrtype.o
 obj-$(CONFIG_NETFILTER_XT_MATCH_CLUSTER) += xt_cluster.o
 obj-$(CONFIG_NETFILTER_XT_MATCH_COMMENT) += xt_comment.o
 obj-$(CONFIG_NETFILTER_XT_MATCH_CONNBYTES) += xt_connbytes.o
diff --git a/net/ipv4/netfilter/ipt_addrtype.c b/net/netfilter/xt_addrtype.c
index db8bff0fb86d..e89c0b84583c 100644
--- a/net/ipv4/netfilter/ipt_addrtype.c
+++ b/net/netfilter/xt_addrtype.c
@@ -16,12 +16,13 @@
 #include <linux/ip.h>
 #include <net/route.h>
 
-#include <linux/netfilter_ipv4/ipt_addrtype.h>
+#include <linux/netfilter/xt_addrtype.h>
 #include <linux/netfilter/x_tables.h>
 
 MODULE_LICENSE("GPL");
 MODULE_AUTHOR("Patrick McHardy <kaber@trash.net>");
-MODULE_DESCRIPTION("Xtables: address type match for IPv4");
+MODULE_DESCRIPTION("Xtables: address type match");
+MODULE_ALIAS("ipt_addrtype");
 
 static inline bool match_type(struct net *net, const struct net_device *dev,
                               __be32 addr, u_int16_t mask)
@@ -33,7 +34,7 @@ static bool
 addrtype_mt_v0(const struct sk_buff *skb, struct xt_action_param *par)
 {
         struct net *net = dev_net(par->in ? par->in : par->out);
-        const struct ipt_addrtype_info *info = par->matchinfo;
+        const struct xt_addrtype_info *info = par->matchinfo;
         const struct iphdr *iph = ip_hdr(skb);
         bool ret = true;
 
@@ -51,31 +52,31 @@ static bool
 addrtype_mt_v1(const struct sk_buff *skb, struct xt_action_param *par)
 {
         struct net *net = dev_net(par->in ? par->in : par->out);
-        const struct ipt_addrtype_info_v1 *info = par->matchinfo;
+        const struct xt_addrtype_info_v1 *info = par->matchinfo;
         const struct iphdr *iph = ip_hdr(skb);
         const struct net_device *dev = NULL;
         bool ret = true;
 
-        if (info->flags & IPT_ADDRTYPE_LIMIT_IFACE_IN)
+        if (info->flags & XT_ADDRTYPE_LIMIT_IFACE_IN)
                 dev = par->in;
-        else if (info->flags & IPT_ADDRTYPE_LIMIT_IFACE_OUT)
+        else if (info->flags & XT_ADDRTYPE_LIMIT_IFACE_OUT)
                 dev = par->out;
 
         if (info->source)
                 ret &= match_type(net, dev, iph->saddr, info->source) ^
-                       (info->flags & IPT_ADDRTYPE_INVERT_SOURCE);
+                       (info->flags & XT_ADDRTYPE_INVERT_SOURCE);
         if (ret && info->dest)
                 ret &= match_type(net, dev, iph->daddr, info->dest) ^
-                       !!(info->flags & IPT_ADDRTYPE_INVERT_DEST);
+                       !!(info->flags & XT_ADDRTYPE_INVERT_DEST);
         return ret;
 }
 
 static int addrtype_mt_checkentry_v1(const struct xt_mtchk_param *par)
 {
-        struct ipt_addrtype_info_v1 *info = par->matchinfo;
+        struct xt_addrtype_info_v1 *info = par->matchinfo;
 
-        if (info->flags & IPT_ADDRTYPE_LIMIT_IFACE_IN &&
-            info->flags & IPT_ADDRTYPE_LIMIT_IFACE_OUT) {
+        if (info->flags & XT_ADDRTYPE_LIMIT_IFACE_IN &&
+            info->flags & XT_ADDRTYPE_LIMIT_IFACE_OUT) {
                 pr_info("both incoming and outgoing "
                         "interface limitation cannot be selected\n");
                 return -EINVAL;
@@ -83,7 +84,7 @@ static int addrtype_mt_checkentry_v1(const struct xt_mtchk_param *par)
 
         if (par->hook_mask & ((1 << NF_INET_PRE_ROUTING) |
             (1 << NF_INET_LOCAL_IN)) &&
-            info->flags & IPT_ADDRTYPE_LIMIT_IFACE_OUT) {
+            info->flags & XT_ADDRTYPE_LIMIT_IFACE_OUT) {
                 pr_info("output interface limitation "
                         "not valid in PREROUTING and INPUT\n");
                 return -EINVAL;
@@ -91,7 +92,7 @@ static int addrtype_mt_checkentry_v1(const struct xt_mtchk_param *par)
 
         if (par->hook_mask & ((1 << NF_INET_POST_ROUTING) |
             (1 << NF_INET_LOCAL_OUT)) &&
-            info->flags & IPT_ADDRTYPE_LIMIT_IFACE_IN) {
+            info->flags & XT_ADDRTYPE_LIMIT_IFACE_IN) {
                 pr_info("input interface limitation "
                         "not valid in POSTROUTING and OUTPUT\n");
                 return -EINVAL;
@@ -105,7 +106,7 @@ static struct xt_match addrtype_mt_reg[] __read_mostly = {
                 .name           = "addrtype",
                 .family         = NFPROTO_IPV4,
                 .match          = addrtype_mt_v0,
-                .matchsize      = sizeof(struct ipt_addrtype_info),
+                .matchsize      = sizeof(struct xt_addrtype_info),
                 .me             = THIS_MODULE
         },
         {
@@ -114,7 +115,7 @@ static struct xt_match addrtype_mt_reg[] __read_mostly = {
                 .revision       = 1,
                 .match          = addrtype_mt_v1,
                 .checkentry     = addrtype_mt_checkentry_v1,
-                .matchsize      = sizeof(struct ipt_addrtype_info_v1),
+                .matchsize      = sizeof(struct xt_addrtype_info_v1),
                 .me             = THIS_MODULE
         }
 };