[PATCH 03/10] extensions: collapse registration structures

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There are no different code paths between IPV4 and IPV6, so
data can be consolidated here.

   text    data     bss     dec     hex filename
 243757   12212    2576  258545   3f1f1 ip6tables-static[before.i586]
 243613    9428    2576  255617   3e681 ip6tables-static[after.i586]
   -144   -2784

Signed-off-by: Jan Engelhardt <jengelh@xxxxxxxxxx>
---
 extensions/libxt_CONNMARK.c    |   38 ++------------------------------------
 extensions/libxt_CONNSECMARK.c |   18 +-----------------
 extensions/libxt_DSCP.c        |   17 +----------------
 extensions/libxt_MARK.c        |   18 +-----------------
 extensions/libxt_NFLOG.c       |   17 +----------------
 extensions/libxt_NFQUEUE.c     |   16 +---------------
 extensions/libxt_NOTRACK.c     |   13 +------------
 extensions/libxt_TCPOPTSTRIP.c |   18 +-----------------
 extensions/libxt_TOS.c         |   18 +-----------------
 extensions/libxt_comment.c     |   17 +----------------
 extensions/libxt_connbytes.c   |   17 +----------------
 extensions/libxt_connmark.c    |   36 ++----------------------------------
 extensions/libxt_dccp.c        |   17 +----------------
 extensions/libxt_dscp.c        |   17 +----------------
 extensions/libxt_esp.c         |   17 +----------------
 extensions/libxt_hashlimit.c   |   19 +------------------
 extensions/libxt_helper.c      |   16 +---------------
 extensions/libxt_mac.c         |   17 +----------------
 extensions/libxt_owner.c       |   18 +-----------------
 extensions/libxt_physdev.c     |   17 +----------------
 extensions/libxt_recent.c      |   19 +------------------
 extensions/libxt_sctp.c        |   17 +----------------
 extensions/libxt_state.c       |   17 +----------------
 extensions/libxt_tcp.c         |   17 +----------------
 extensions/libxt_tcpmss.c      |   17 +----------------
 extensions/libxt_tos.c         |   18 +-----------------
 extensions/libxt_udp.c         |   17 +----------------
 27 files changed, 29 insertions(+), 474 deletions(-)

diff --git a/extensions/libxt_CONNMARK.c b/extensions/libxt_CONNMARK.c
index 6e42898..5e9c374 100644
--- a/extensions/libxt_CONNMARK.c
+++ b/extensions/libxt_CONNMARK.c
@@ -399,23 +399,7 @@ connmark_tg_save(const void *ip, const struct xt_entry_target *target)
 }
 
 static struct xtables_target connmark_target = {
-	.family		= NFPROTO_IPV4,
-	.name		= "CONNMARK",
-	.revision	= 0,
-	.version	= XTABLES_VERSION,
-	.size		= XT_ALIGN(sizeof(struct xt_connmark_target_info)),
-	.userspacesize	= XT_ALIGN(sizeof(struct xt_connmark_target_info)),
-	.help		= CONNMARK_help,
-	.init           = CONNMARK_init,
-	.parse		= CONNMARK_parse,
-	.final_check	= connmark_tg_check,
-	.print		= CONNMARK_print,
-	.save		= CONNMARK_save,
-	.extra_opts	= CONNMARK_opts,
-};
-
-static struct xtables_target connmark_target6 = {
-	.family		= NFPROTO_IPV6,
+	.family		= NFPROTO_UNSPEC,
 	.name		= "CONNMARK",
 	.revision	= 0,
 	.version	= XTABLES_VERSION,
@@ -434,23 +418,7 @@ static struct xtables_target connmark_tg_reg = {
 	.version        = XTABLES_VERSION,
 	.name           = "CONNMARK",
 	.revision       = 1,
-	.family         = NFPROTO_IPV4,
-	.size           = XT_ALIGN(sizeof(struct xt_connmark_tginfo1)),
-	.userspacesize  = XT_ALIGN(sizeof(struct xt_connmark_tginfo1)),
-	.help           = connmark_tg_help,
-	.init           = connmark_tg_init,
-	.parse          = connmark_tg_parse,
-	.final_check    = connmark_tg_check,
-	.print          = connmark_tg_print,
-	.save           = connmark_tg_save,
-	.extra_opts     = connmark_tg_opts,
-};
-
-static struct xtables_target connmark_tg6_reg = {
-	.version        = XTABLES_VERSION,
-	.name           = "CONNMARK",
-	.revision       = 1,
-	.family         = NFPROTO_IPV6,
+	.family         = NFPROTO_UNSPEC,
 	.size           = XT_ALIGN(sizeof(struct xt_connmark_tginfo1)),
 	.userspacesize  = XT_ALIGN(sizeof(struct xt_connmark_tginfo1)),
 	.help           = connmark_tg_help,
@@ -465,7 +433,5 @@ static struct xtables_target connmark_tg6_reg = {
 void _init(void)
 {
 	xtables_register_target(&connmark_target);
-	xtables_register_target(&connmark_target6);
 	xtables_register_target(&connmark_tg_reg);
-	xtables_register_target(&connmark_tg6_reg);
 }
diff --git a/extensions/libxt_CONNSECMARK.c b/extensions/libxt_CONNSECMARK.c
index 11ec01a..d95339f 100644
--- a/extensions/libxt_CONNSECMARK.c
+++ b/extensions/libxt_CONNSECMARK.c
@@ -107,22 +107,7 @@ CONNSECMARK_save(const void *ip, const struct xt_entry_target *target)
 }
 
 static struct xtables_target connsecmark_target = {
-	.family		= NFPROTO_IPV4,
-	.name		= "CONNSECMARK",
-	.version	= XTABLES_VERSION,
-	.revision	= 0,
-	.size		= XT_ALIGN(sizeof(struct xt_connsecmark_target_info)),
-	.userspacesize	= XT_ALIGN(sizeof(struct xt_connsecmark_target_info)),
-	.parse		= CONNSECMARK_parse,
-	.help		= CONNSECMARK_help,
-	.final_check	= CONNSECMARK_check,
-	.print		= CONNSECMARK_print,
-	.save		= CONNSECMARK_save,
-	.extra_opts	= CONNSECMARK_opts,
-};
-
-static struct xtables_target connsecmark_target6 = {
-	.family		= NFPROTO_IPV6,
+	.family		= NFPROTO_UNSPEC,
 	.name		= "CONNSECMARK",
 	.version	= XTABLES_VERSION,
 	.revision	= 0,
@@ -139,5 +124,4 @@ static struct xtables_target connsecmark_target6 = {
 void _init(void)
 {
 	xtables_register_target(&connsecmark_target);
-	xtables_register_target(&connsecmark_target6);
 }
diff --git a/extensions/libxt_DSCP.c b/extensions/libxt_DSCP.c
index ddb9c99..82ac10c 100644
--- a/extensions/libxt_DSCP.c
+++ b/extensions/libxt_DSCP.c
@@ -130,21 +130,7 @@ static void DSCP_save(const void *ip, const struct xt_entry_target *target)
 }
 
 static struct xtables_target dscp_target = {
-	.family		= NFPROTO_IPV4,
-	.name		= "DSCP",
-	.version	= XTABLES_VERSION,
-	.size		= XT_ALIGN(sizeof(struct xt_DSCP_info)),
-	.userspacesize	= XT_ALIGN(sizeof(struct xt_DSCP_info)),
-	.help		= DSCP_help,
-	.parse		= DSCP_parse,
-	.final_check	= DSCP_check,
-	.print		= DSCP_print,
-	.save		= DSCP_save,
-	.extra_opts	= DSCP_opts,
-};
-
-static struct xtables_target dscp_target6 = {
-	.family		= NFPROTO_IPV6,
+	.family		= NFPROTO_UNSPEC,
 	.name		= "DSCP",
 	.version	= XTABLES_VERSION,
 	.size		= XT_ALIGN(sizeof(struct xt_DSCP_info)),
@@ -160,5 +146,4 @@ static struct xtables_target dscp_target6 = {
 void _init(void)
 {
 	xtables_register_target(&dscp_target);
-	xtables_register_target(&dscp_target6);
 }
diff --git a/extensions/libxt_MARK.c b/extensions/libxt_MARK.c
index ff48a76..cab052b 100644
--- a/extensions/libxt_MARK.c
+++ b/extensions/libxt_MARK.c
@@ -278,7 +278,7 @@ static void mark_tg_save(const void *ip, const struct xt_entry_target *target)
 }
 
 static struct xtables_target mark_target_v0 = {
-	.family		= NFPROTO_IPV4,
+	.family		= NFPROTO_UNSPEC,
 	.name		= "MARK",
 	.version	= XTABLES_VERSION,
 	.revision	= 0,
@@ -307,21 +307,6 @@ static struct xtables_target mark_target_v1 = {
 	.extra_opts	= MARK_opts,
 };
 
-static struct xtables_target mark_target6_v0 = {
-	.family		= NFPROTO_IPV6,
-	.name		= "MARK",
-	.version	= XTABLES_VERSION,
-	.revision	= 0,
-	.size		= XT_ALIGN(sizeof(struct xt_mark_target_info)),
-	.userspacesize	= XT_ALIGN(sizeof(struct xt_mark_target_info)),
-	.help		= MARK_help,
-	.parse		= MARK_parse_v0,
-	.final_check	= MARK_check,
-	.print		= MARK_print_v0,
-	.save		= MARK_save_v0,
-	.extra_opts	= MARK_opts,
-};
-
 static struct xtables_target mark_tg_reg_v2 = {
 	.version       = XTABLES_VERSION,
 	.name          = "MARK",
@@ -341,6 +326,5 @@ void _init(void)
 {
 	xtables_register_target(&mark_target_v0);
 	xtables_register_target(&mark_target_v1);
-	xtables_register_target(&mark_target6_v0);
 	xtables_register_target(&mark_tg_reg_v2);
 }
diff --git a/extensions/libxt_NFLOG.c b/extensions/libxt_NFLOG.c
index 007c7b4..0768e88 100644
--- a/extensions/libxt_NFLOG.c
+++ b/extensions/libxt_NFLOG.c
@@ -139,21 +139,7 @@ static void NFLOG_save(const void *ip, const struct xt_entry_target *target)
 }
 
 static struct xtables_target nflog_target = {
-	.family		= NFPROTO_IPV4,
-	.name		= "NFLOG",
-	.version	= XTABLES_VERSION,
-	.size		= XT_ALIGN(sizeof(struct xt_nflog_info)),
-	.userspacesize	= XT_ALIGN(sizeof(struct xt_nflog_info)),
-	.help		= NFLOG_help,
-	.init		= NFLOG_init,
-	.parse		= NFLOG_parse,
-	.print		= NFLOG_print,
-	.save		= NFLOG_save,
-	.extra_opts	= NFLOG_opts,
-};
-
-static struct xtables_target nflog_target6 = {
-	.family		= NFPROTO_IPV6,
+	.family		= NFPROTO_UNSPEC,
 	.name		= "NFLOG",
 	.version	= XTABLES_VERSION,
 	.size		= XT_ALIGN(sizeof(struct xt_nflog_info)),
@@ -169,5 +155,4 @@ static struct xtables_target nflog_target6 = {
 void _init(void)
 {
 	xtables_register_target(&nflog_target);
-	xtables_register_target(&nflog_target6);
 }
diff --git a/extensions/libxt_NFQUEUE.c b/extensions/libxt_NFQUEUE.c
index 3ca2239..53ecf1c 100644
--- a/extensions/libxt_NFQUEUE.c
+++ b/extensions/libxt_NFQUEUE.c
@@ -78,7 +78,7 @@ static void NFQUEUE_save(const void *ip, const struct xt_entry_target *target)
 }
 
 static struct xtables_target nfqueue_target = {
-	.family		= NFPROTO_IPV4,
+	.family		= NFPROTO_UNSPEC,
 	.name		= "NFQUEUE",
 	.version	= XTABLES_VERSION,
 	.size		= XT_ALIGN(sizeof(struct xt_NFQ_info)),
@@ -90,21 +90,7 @@ static struct xtables_target nfqueue_target = {
 	.extra_opts	= NFQUEUE_opts
 };
 
-static struct xtables_target nfqueue_target6 = {
-	.family		= NFPROTO_IPV6,
-	.name		= "NFQUEUE",
-	.version	= XTABLES_VERSION,
-	.size		= XT_ALIGN(sizeof(struct xt_NFQ_info)),
-	.userspacesize	= XT_ALIGN(sizeof(struct xt_NFQ_info)),
-	.help		= NFQUEUE_help,
-	.parse		= NFQUEUE_parse,
-	.print		= NFQUEUE_print,
-	.save		= NFQUEUE_save,
-	.extra_opts	= NFQUEUE_opts,
-};
-
 void _init(void)
 {
 	xtables_register_target(&nfqueue_target);
-	xtables_register_target(&nfqueue_target6);
 }
diff --git a/extensions/libxt_NOTRACK.c b/extensions/libxt_NOTRACK.c
index ef26654..d997d84 100644
--- a/extensions/libxt_NOTRACK.c
+++ b/extensions/libxt_NOTRACK.c
@@ -20,17 +20,7 @@ NOTRACK_parse(int c, char **argv, int invert, unsigned int *flags,
 }
 
 static struct xtables_target notrack_target = {
-	.family		= NFPROTO_IPV4,
-	.name		= "NOTRACK",
-	.version	= XTABLES_VERSION,
-	.size		= XT_ALIGN(0),
-	.userspacesize	= XT_ALIGN(0),
-	.help		= NOTRACK_help,
-	.parse		= NOTRACK_parse,
-};
-
-static struct xtables_target notrack_target6 = {
-	.family		= NFPROTO_IPV6,
+	.family		= NFPROTO_UNSPEC,
 	.name		= "NOTRACK",
 	.version	= XTABLES_VERSION,
 	.size		= XT_ALIGN(0),
@@ -42,5 +32,4 @@ static struct xtables_target notrack_target6 = {
 void _init(void)
 {
 	xtables_register_target(&notrack_target);
-	xtables_register_target(&notrack_target6);
 }
diff --git a/extensions/libxt_TCPOPTSTRIP.c b/extensions/libxt_TCPOPTSTRIP.c
index cf946fc..a063d0d 100644
--- a/extensions/libxt_TCPOPTSTRIP.c
+++ b/extensions/libxt_TCPOPTSTRIP.c
@@ -180,22 +180,7 @@ tcpoptstrip_tg_save(const void *ip, const struct xt_entry_target *target)
 static struct xtables_target tcpoptstrip_tg_reg = {
 	.version       = XTABLES_VERSION,
 	.name          = "TCPOPTSTRIP",
-	.family        = NFPROTO_IPV4,
-	.size          = XT_ALIGN(sizeof(struct xt_tcpoptstrip_target_info)),
-	.userspacesize = XT_ALIGN(sizeof(struct xt_tcpoptstrip_target_info)),
-	.help          = tcpoptstrip_tg_help,
-	.init          = tcpoptstrip_tg_init,
-	.parse         = tcpoptstrip_tg_parse,
-	.final_check   = tcpoptstrip_tg_check,
-	.print         = tcpoptstrip_tg_print,
-	.save          = tcpoptstrip_tg_save,
-	.extra_opts    = tcpoptstrip_tg_opts,
-};
-
-static struct xtables_target tcpoptstrip_tg6_reg = {
-	.version       = XTABLES_VERSION,
-	.name          = "TCPOPTSTRIP",
-	.family        = NFPROTO_IPV6,
+	.family        = NFPROTO_UNSPEC,
 	.size          = XT_ALIGN(sizeof(struct xt_tcpoptstrip_target_info)),
 	.userspacesize = XT_ALIGN(sizeof(struct xt_tcpoptstrip_target_info)),
 	.help          = tcpoptstrip_tg_help,
@@ -210,5 +195,4 @@ static struct xtables_target tcpoptstrip_tg6_reg = {
 void _init(void)
 {
 	xtables_register_target(&tcpoptstrip_tg_reg);
-	xtables_register_target(&tcpoptstrip_tg6_reg);
 }
diff --git a/extensions/libxt_TOS.c b/extensions/libxt_TOS.c
index c08f53b..e6382e1 100644
--- a/extensions/libxt_TOS.c
+++ b/extensions/libxt_TOS.c
@@ -224,22 +224,7 @@ static struct xtables_target tos_tg_reg = {
 	.version       = XTABLES_VERSION,
 	.name          = "TOS",
 	.revision      = 1,
-	.family        = NFPROTO_IPV4,
-	.size          = XT_ALIGN(sizeof(struct xt_tos_target_info)),
-	.userspacesize = XT_ALIGN(sizeof(struct xt_tos_target_info)),
-	.help          = tos_tg_help,
-	.parse         = tos_tg_parse,
-	.final_check   = tos_tg_check,
-	.print         = tos_tg_print,
-	.save          = tos_tg_save,
-	.extra_opts    = tos_tg_opts,
-};
-
-static struct xtables_target tos_tg6_reg = {
-	.version       = XTABLES_VERSION,
-	.name          = "TOS",
-	.family        = NFPROTO_IPV6,
-	.revision      = 1,
+	.family        = NFPROTO_UNSPEC,
 	.size          = XT_ALIGN(sizeof(struct xt_tos_target_info)),
 	.userspacesize = XT_ALIGN(sizeof(struct xt_tos_target_info)),
 	.help          = tos_tg_help,
@@ -254,5 +239,4 @@ void _init(void)
 {
 	xtables_register_target(&tos_tg_reg_v0);
 	xtables_register_target(&tos_tg_reg);
-	xtables_register_target(&tos_tg6_reg);
 }
diff --git a/extensions/libxt_comment.c b/extensions/libxt_comment.c
index 5f393bb..2e665b1 100644
--- a/extensions/libxt_comment.c
+++ b/extensions/libxt_comment.c
@@ -89,21 +89,7 @@ comment_save(const void *ip, const struct xt_entry_match *match)
 }
 
 static struct xtables_match comment_match = {
-	.family		= NFPROTO_IPV4,
-	.name		= "comment",
-	.version	= XTABLES_VERSION,
-	.size		= XT_ALIGN(sizeof(struct xt_comment_info)),
-	.userspacesize	= XT_ALIGN(sizeof(struct xt_comment_info)),
-	.help		= comment_help,
-	.parse		= comment_parse,
-	.final_check	= comment_check,
-	.print 		= comment_print,
-	.save 		= comment_save,
-	.extra_opts	= comment_opts,
-};
-
-static struct xtables_match comment_match6 = {
-	.family		= NFPROTO_IPV6,
+	.family		= NFPROTO_UNSPEC,
 	.name		= "comment",
 	.version	= XTABLES_VERSION,
 	.size		= XT_ALIGN(sizeof(struct xt_comment_info)),
@@ -119,5 +105,4 @@ static struct xtables_match comment_match6 = {
 void _init(void)
 {
 	xtables_register_match(&comment_match);
-	xtables_register_match(&comment_match6);
 }
diff --git a/extensions/libxt_connbytes.c b/extensions/libxt_connbytes.c
index c7bdff0..d6c3b1b 100644
--- a/extensions/libxt_connbytes.c
+++ b/extensions/libxt_connbytes.c
@@ -180,21 +180,7 @@ static void connbytes_save(const void *ip, const struct xt_entry_match *match)
 }
 
 static struct xtables_match connbytes_match = {
-	.family		= NFPROTO_IPV4,
-	.name 		= "connbytes",
-	.version 	= XTABLES_VERSION,
-	.size 		= XT_ALIGN(sizeof(struct xt_connbytes_info)),
-	.userspacesize	= XT_ALIGN(sizeof(struct xt_connbytes_info)),
-	.help		= connbytes_help,
-	.parse		= connbytes_parse,
-	.final_check	= connbytes_check,
-	.print		= connbytes_print,
-	.save 		= connbytes_save,
-	.extra_opts	= connbytes_opts,
-};
-
-static struct xtables_match connbytes_match6 = {
-	.family		= NFPROTO_IPV6,
+	.family		= NFPROTO_UNSPEC,
 	.name 		= "connbytes",
 	.version 	= XTABLES_VERSION,
 	.size 		= XT_ALIGN(sizeof(struct xt_connbytes_info)),
@@ -210,5 +196,4 @@ static struct xtables_match connbytes_match6 = {
 void _init(void)
 {
 	xtables_register_match(&connbytes_match);
-	xtables_register_match(&connbytes_match6);
 }
diff --git a/extensions/libxt_connmark.c b/extensions/libxt_connmark.c
index ce2002c..db7c3a1 100644
--- a/extensions/libxt_connmark.c
+++ b/extensions/libxt_connmark.c
@@ -164,22 +164,7 @@ connmark_mt_save(const void *ip, const struct xt_entry_match *match)
 }
 
 static struct xtables_match connmark_mt_reg_v0 = {
-	.family		= NFPROTO_IPV4,
-	.name		= "connmark",
-	.revision	= 0,
-	.version	= XTABLES_VERSION,
-	.size		= XT_ALIGN(sizeof(struct xt_connmark_info)),
-	.userspacesize	= XT_ALIGN(sizeof(struct xt_connmark_info)),
-	.help		= connmark_mt_help,
-	.parse		= connmark_parse,
-	.final_check	= connmark_mt_check,
-	.print		= connmark_print,
-	.save		= connmark_save,
-	.extra_opts	= connmark_mt_opts,
-};
-
-static struct xtables_match connmark_mt6_reg_v0 = {
-	.family		= NFPROTO_IPV6,
+	.family		= NFPROTO_UNSPEC,
 	.name		= "connmark",
 	.revision	= 0,
 	.version	= XTABLES_VERSION,
@@ -197,22 +182,7 @@ static struct xtables_match connmark_mt_reg = {
 	.version        = XTABLES_VERSION,
 	.name           = "connmark",
 	.revision       = 1,
-	.family         = NFPROTO_IPV4,
-	.size           = XT_ALIGN(sizeof(struct xt_connmark_mtinfo1)),
-	.userspacesize  = XT_ALIGN(sizeof(struct xt_connmark_mtinfo1)),
-	.help           = connmark_mt_help,
-	.parse          = connmark_mt_parse,
-	.final_check    = connmark_mt_check,
-	.print          = connmark_mt_print,
-	.save           = connmark_mt_save,
-	.extra_opts     = connmark_mt_opts,
-};
-
-static struct xtables_match connmark_mt6_reg = {
-	.version        = XTABLES_VERSION,
-	.name           = "connmark",
-	.revision       = 1,
-	.family         = NFPROTO_IPV6,
+	.family         = NFPROTO_UNSPEC,
 	.size           = XT_ALIGN(sizeof(struct xt_connmark_mtinfo1)),
 	.userspacesize  = XT_ALIGN(sizeof(struct xt_connmark_mtinfo1)),
 	.help           = connmark_mt_help,
@@ -226,7 +196,5 @@ static struct xtables_match connmark_mt6_reg = {
 void _init(void)
 {
 	xtables_register_match(&connmark_mt_reg_v0);
-	xtables_register_match(&connmark_mt6_reg_v0);
 	xtables_register_match(&connmark_mt_reg);
-	xtables_register_match(&connmark_mt6_reg);
 }
diff --git a/extensions/libxt_dccp.c b/extensions/libxt_dccp.c
index 7321145..ae23225 100644
--- a/extensions/libxt_dccp.c
+++ b/extensions/libxt_dccp.c
@@ -336,21 +336,7 @@ static void dccp_save(const void *ip, const struct xt_entry_match *match)
 
 static struct xtables_match dccp_match = {
 	.name		= "dccp",
-	.family		= NFPROTO_IPV4,
-	.version	= XTABLES_VERSION,
-	.size		= XT_ALIGN(sizeof(struct xt_dccp_info)),
-	.userspacesize	= XT_ALIGN(sizeof(struct xt_dccp_info)),
-	.help		= dccp_help,
-	.init		= dccp_init,
-	.parse		= dccp_parse,
-	.print		= dccp_print,
-	.save		= dccp_save,
-	.extra_opts	= dccp_opts,
-};
-
-static struct xtables_match dccp_match6 = {
-	.name		= "dccp",
-	.family		= NFPROTO_IPV6,
+	.family		= NFPROTO_UNSPEC,
 	.version	= XTABLES_VERSION,
 	.size		= XT_ALIGN(sizeof(struct xt_dccp_info)),
 	.userspacesize	= XT_ALIGN(sizeof(struct xt_dccp_info)),
@@ -365,5 +351,4 @@ static struct xtables_match dccp_match6 = {
 void _init(void)
 {
 	xtables_register_match(&dccp_match);
-	xtables_register_match(&dccp_match6);
 }
diff --git a/extensions/libxt_dscp.c b/extensions/libxt_dscp.c
index 62fa6af..306643e 100644
--- a/extensions/libxt_dscp.c
+++ b/extensions/libxt_dscp.c
@@ -131,21 +131,7 @@ static void dscp_save(const void *ip, const struct xt_entry_match *match)
 }
 
 static struct xtables_match dscp_match = {
-	.family		= NFPROTO_IPV4,
-	.name 		= "dscp",
-	.version 	= XTABLES_VERSION,
-	.size 		= XT_ALIGN(sizeof(struct xt_dscp_info)),
-	.userspacesize	= XT_ALIGN(sizeof(struct xt_dscp_info)),
-	.help		= dscp_help,
-	.parse		= dscp_parse,
-	.final_check	= dscp_check,
-	.print		= dscp_print,
-	.save		= dscp_save,
-	.extra_opts	= dscp_opts,
-};
-
-static struct xtables_match dscp_match6 = {
-	.family		= NFPROTO_IPV6,
+	.family		= NFPROTO_UNSPEC,
 	.name 		= "dscp",
 	.version 	= XTABLES_VERSION,
 	.size 		= XT_ALIGN(sizeof(struct xt_dscp_info)),
@@ -161,5 +147,4 @@ static struct xtables_match dscp_match6 = {
 void _init(void)
 {
 	xtables_register_match(&dscp_match);
-	xtables_register_match(&dscp_match6);
 }
diff --git a/extensions/libxt_esp.c b/extensions/libxt_esp.c
index 5769edb..89c3fb4 100644
--- a/extensions/libxt_esp.c
+++ b/extensions/libxt_esp.c
@@ -149,21 +149,7 @@ static void esp_save(const void *ip, const struct xt_entry_match *match)
 }
 
 static struct xtables_match esp_match = {
-	.family		= NFPROTO_IPV4,
-	.name 		= "esp",
-	.version 	= XTABLES_VERSION,
-	.size		= XT_ALIGN(sizeof(struct xt_esp)),
-	.userspacesize	= XT_ALIGN(sizeof(struct xt_esp)),
-	.help		= esp_help,
-	.init		= esp_init,
-	.parse		= esp_parse,
-	.print		= esp_print,
-	.save		= esp_save,
-	.extra_opts	= esp_opts,
-};
-
-static struct xtables_match esp_match6 = {
-	.family		= NFPROTO_IPV6,
+	.family		= NFPROTO_UNSPEC,
 	.name 		= "esp",
 	.version 	= XTABLES_VERSION,
 	.size		= XT_ALIGN(sizeof(struct xt_esp)),
@@ -180,5 +166,4 @@ void
 _init(void)
 {
 	xtables_register_match(&esp_match);
-	xtables_register_match(&esp_match6);
 }
diff --git a/extensions/libxt_hashlimit.c b/extensions/libxt_hashlimit.c
index 84dd786..9d8c86a 100644
--- a/extensions/libxt_hashlimit.c
+++ b/extensions/libxt_hashlimit.c
@@ -660,23 +660,7 @@ hashlimit_mt6_save(const void *ip, const struct xt_entry_match *match)
 }
 
 static struct xtables_match hashlimit_match = {
-	.family		= NFPROTO_IPV4,
-	.name		= "hashlimit",
-	.version	= XTABLES_VERSION,
-	.revision	= 0,
-	.size		= XT_ALIGN(sizeof(struct xt_hashlimit_info)),
-	.userspacesize	= offsetof(struct xt_hashlimit_info, hinfo),
-	.help		= hashlimit_help,
-	.init		= hashlimit_init,
-	.parse		= hashlimit_parse,
-	.final_check	= hashlimit_check,
-	.print		= hashlimit_print,
-	.save		= hashlimit_save,
-	.extra_opts	= hashlimit_opts,
-};
-
-static struct xtables_match hashlimit_match6 = {
-	.family		= NFPROTO_IPV6,
+	.family		= NFPROTO_UNSPEC,
 	.name		= "hashlimit",
 	.version	= XTABLES_VERSION,
 	.revision	= 0,
@@ -726,7 +710,6 @@ static struct xtables_match hashlimit_mt6_reg = {
 void _init(void)
 {
 	xtables_register_match(&hashlimit_match);
-	xtables_register_match(&hashlimit_match6);
 	xtables_register_match(&hashlimit_mt_reg);
 	xtables_register_match(&hashlimit_mt6_reg);
 }
diff --git a/extensions/libxt_helper.c b/extensions/libxt_helper.c
index 7b56bef..22c3113 100644
--- a/extensions/libxt_helper.c
+++ b/extensions/libxt_helper.c
@@ -69,20 +69,7 @@ static void helper_save(const void *ip, const struct xt_entry_match *match)
 }
 
 static struct xtables_match helper_match = {
-	.family		= NFPROTO_IPV4,
-	.name		= "helper",
-	.version	= XTABLES_VERSION,
-	.size		= XT_ALIGN(sizeof(struct xt_helper_info)),
-	.help		= helper_help,
-	.parse		= helper_parse,
-	.final_check	= helper_check,
-	.print		= helper_print,
-	.save		= helper_save,
-	.extra_opts	= helper_opts,
-};
-
-static struct xtables_match helper_match6 = {
-	.family		= NFPROTO_IPV6,
+	.family		= NFPROTO_UNSPEC,
 	.name		= "helper",
 	.version	= XTABLES_VERSION,
 	.size		= XT_ALIGN(sizeof(struct xt_helper_info)),
@@ -97,5 +84,4 @@ static struct xtables_match helper_match6 = {
 void _init(void)
 {
 	xtables_register_match(&helper_match);
-	xtables_register_match(&helper_match6);
 }
diff --git a/extensions/libxt_mac.c b/extensions/libxt_mac.c
index a57e341..449fff9 100644
--- a/extensions/libxt_mac.c
+++ b/extensions/libxt_mac.c
@@ -112,21 +112,7 @@ static void mac_save(const void *ip, const struct xt_entry_match *match)
 }
 
 static struct xtables_match mac_match = {
-	.family		= NFPROTO_IPV4,
- 	.name		= "mac",
-	.version	= XTABLES_VERSION,
-	.size		= XT_ALIGN(sizeof(struct xt_mac_info)),
-	.userspacesize	= XT_ALIGN(sizeof(struct xt_mac_info)),
-	.help		= mac_help,
-	.parse		= mac_parse,
-	.final_check	= mac_check,
-	.print		= mac_print,
-	.save		= mac_save,
-	.extra_opts	= mac_opts,
-};
-
-static struct xtables_match mac_match6 = {
-	.family		= NFPROTO_IPV6,
+	.family		= NFPROTO_UNSPEC,
  	.name		= "mac",
 	.version	= XTABLES_VERSION,
 	.size		= XT_ALIGN(sizeof(struct xt_mac_info)),
@@ -142,5 +128,4 @@ static struct xtables_match mac_match6 = {
 void _init(void)
 {
 	xtables_register_match(&mac_match);
-	xtables_register_match(&mac_match6);
 }
diff --git a/extensions/libxt_owner.c b/extensions/libxt_owner.c
index d27b3ae..f1d6b4a 100644
--- a/extensions/libxt_owner.c
+++ b/extensions/libxt_owner.c
@@ -567,22 +567,7 @@ static struct xtables_match owner_mt_reg = {
 	.version       = XTABLES_VERSION,
 	.name          = "owner",
 	.revision      = 1,
-	.family        = NFPROTO_IPV4,
-	.size          = XT_ALIGN(sizeof(struct xt_owner_match_info)),
-	.userspacesize = XT_ALIGN(sizeof(struct xt_owner_match_info)),
-	.help          = owner_mt_help,
-	.parse         = owner_mt_parse,
-	.final_check   = owner_mt_check,
-	.print         = owner_mt_print,
-	.save          = owner_mt_save,
-	.extra_opts    = owner_mt_opts,
-};
-
-static struct xtables_match owner_mt6_reg = {
-	.version       = XTABLES_VERSION,
-	.name          = "owner",
-	.revision      = 1,
-	.family        = NFPROTO_IPV6,
+	.family        = NFPROTO_UNSPEC,
 	.size          = XT_ALIGN(sizeof(struct xt_owner_match_info)),
 	.userspacesize = XT_ALIGN(sizeof(struct xt_owner_match_info)),
 	.help          = owner_mt_help,
@@ -598,5 +583,4 @@ void _init(void)
 	xtables_register_match(&owner_mt_reg_v0);
 	xtables_register_match(&owner_mt6_reg_v0);
 	xtables_register_match(&owner_mt_reg);
-	xtables_register_match(&owner_mt6_reg);
 }
diff --git a/extensions/libxt_physdev.c b/extensions/libxt_physdev.c
index 5522a32..74d311d 100644
--- a/extensions/libxt_physdev.c
+++ b/extensions/libxt_physdev.c
@@ -161,21 +161,7 @@ static void physdev_save(const void *ip, const struct xt_entry_match *match)
 }
 
 static struct xtables_match physdev_match = {
-	.family		= NFPROTO_IPV4,
-	.name		= "physdev",
-	.version	= XTABLES_VERSION,
-	.size		= XT_ALIGN(sizeof(struct xt_physdev_info)),
-	.userspacesize	= XT_ALIGN(sizeof(struct xt_physdev_info)),
-	.help		= physdev_help,
-	.parse		= physdev_parse,
-	.final_check	= physdev_check,
-	.print		= physdev_print,
-	.save		= physdev_save,
-	.extra_opts	= physdev_opts,
-};
-
-static struct xtables_match physdev_match6 = {
-	.family		= NFPROTO_IPV6,
+	.family		= NFPROTO_UNSPEC,
 	.name		= "physdev",
 	.version	= XTABLES_VERSION,
 	.size		= XT_ALIGN(sizeof(struct xt_physdev_info)),
@@ -191,5 +177,4 @@ static struct xtables_match physdev_match6 = {
 void _init(void)
 {
 	xtables_register_match(&physdev_match);
-	xtables_register_match(&physdev_match6);
 }
diff --git a/extensions/libxt_recent.c b/extensions/libxt_recent.c
index 47c35ff..d503685 100644
--- a/extensions/libxt_recent.c
+++ b/extensions/libxt_recent.c
@@ -215,7 +215,7 @@ static void recent_save(const void *ip, const struct xt_entry_match *match)
 static struct xtables_match recent_mt_reg = {
     .name          = "recent",
     .version       = XTABLES_VERSION,
-    .family        = NFPROTO_IPV4,
+    .family        = NFPROTO_UNSPEC,
     .size          = XT_ALIGN(sizeof(struct xt_recent_mtinfo)),
     .userspacesize = XT_ALIGN(sizeof(struct xt_recent_mtinfo)),
     .help          = recent_help,
@@ -227,24 +227,7 @@ static struct xtables_match recent_mt_reg = {
     .extra_opts    = recent_opts,
 };
 
-static struct xtables_match recent_mt6_reg = {
-	.version       = XTABLES_VERSION,
-	.name          = "recent",
-	.revision      = 0,
-	.family        = NFPROTO_IPV6,
-	.size          = XT_ALIGN(sizeof(struct xt_recent_mtinfo)),
-	.userspacesize = XT_ALIGN(sizeof(struct xt_recent_mtinfo)),
-	.help          = recent_help,
-	.init          = recent_init,
-	.parse         = recent_parse,
-	.final_check   = recent_check,
-	.print         = recent_print,
-	.save          = recent_save,
-	.extra_opts    = recent_opts,
-};
-
 void _init(void)
 {
 	xtables_register_match(&recent_mt_reg);
-	xtables_register_match(&recent_mt6_reg);
 }
diff --git a/extensions/libxt_sctp.c b/extensions/libxt_sctp.c
index 829eade..dfa72d3 100644
--- a/extensions/libxt_sctp.c
+++ b/extensions/libxt_sctp.c
@@ -496,21 +496,7 @@ static void sctp_save(const void *ip, const struct xt_entry_match *match)
 
 static struct xtables_match sctp_match = {
 	.name		= "sctp",
-	.family		= NFPROTO_IPV4,
-	.version	= XTABLES_VERSION,
-	.size		= XT_ALIGN(sizeof(struct xt_sctp_info)),
-	.userspacesize	= XT_ALIGN(sizeof(struct xt_sctp_info)),
-	.help		= sctp_help,
-	.init		= sctp_init,
-	.parse		= sctp_parse,
-	.print		= sctp_print,
-	.save		= sctp_save,
-	.extra_opts	= sctp_opts,
-};
-
-static struct xtables_match sctp_match6 = {
-	.name		= "sctp",
-	.family		= NFPROTO_IPV6,
+	.family		= NFPROTO_UNSPEC,
 	.version	= XTABLES_VERSION,
 	.size		= XT_ALIGN(sizeof(struct xt_sctp_info)),
 	.userspacesize	= XT_ALIGN(sizeof(struct xt_sctp_info)),
@@ -525,5 +511,4 @@ static struct xtables_match sctp_match6 = {
 void _init(void)
 {
 	xtables_register_match(&sctp_match);
-	xtables_register_match(&sctp_match6);
 }
diff --git a/extensions/libxt_state.c b/extensions/libxt_state.c
index 7387e26..c8a7454 100644
--- a/extensions/libxt_state.c
+++ b/extensions/libxt_state.c
@@ -139,21 +139,7 @@ static void state_save(const void *ip, const struct xt_entry_match *match)
 }
 
 static struct xtables_match state_match = { 
-	.family		= NFPROTO_IPV4,
-	.name		= "state",
-	.version	= XTABLES_VERSION,
-	.size		= XT_ALIGN(sizeof(struct xt_state_info)),
-	.userspacesize	= XT_ALIGN(sizeof(struct xt_state_info)),
-	.help		= state_help,
-	.parse		= state_parse,
-	.final_check	= state_final_check,
-	.print		= state_print,
-	.save		= state_save,
-	.extra_opts	= state_opts,
-};
-
-static struct xtables_match state_match6 = { 
-	.family		= NFPROTO_IPV6,
+	.family		= NFPROTO_UNSPEC,
 	.name		= "state",
 	.version	= XTABLES_VERSION,
 	.size		= XT_ALIGN(sizeof(struct xt_state_info)),
@@ -169,5 +155,4 @@ static struct xtables_match state_match6 = {
 void _init(void)
 {
 	xtables_register_match(&state_match);
-	xtables_register_match(&state_match6);
 }
diff --git a/extensions/libxt_tcp.c b/extensions/libxt_tcp.c
index 5ea9ebd..7abecc1 100644
--- a/extensions/libxt_tcp.c
+++ b/extensions/libxt_tcp.c
@@ -375,21 +375,7 @@ static void tcp_save(const void *ip, const struct xt_entry_match *match)
 }
 
 static struct xtables_match tcp_match = {
-	.family		= NFPROTO_IPV4,
-	.name		= "tcp",
-	.version	= XTABLES_VERSION,
-	.size		= XT_ALIGN(sizeof(struct xt_tcp)),
-	.userspacesize	= XT_ALIGN(sizeof(struct xt_tcp)),
-	.help		= tcp_help,
-	.init		= tcp_init,
-	.parse		= tcp_parse,
-	.print		= tcp_print,
-	.save		= tcp_save,
-	.extra_opts	= tcp_opts,
-};
-
-static struct xtables_match tcp_match6 = {
-	.family		= NFPROTO_IPV6,
+	.family		= NFPROTO_UNSPEC,
 	.name		= "tcp",
 	.version	= XTABLES_VERSION,
 	.size		= XT_ALIGN(sizeof(struct xt_tcp)),
@@ -406,5 +392,4 @@ void
 _init(void)
 {
 	xtables_register_match(&tcp_match);
-	xtables_register_match(&tcp_match6);
 }
diff --git a/extensions/libxt_tcpmss.c b/extensions/libxt_tcpmss.c
index 46529f9..36785a3 100644
--- a/extensions/libxt_tcpmss.c
+++ b/extensions/libxt_tcpmss.c
@@ -109,21 +109,7 @@ static void tcpmss_save(const void *ip, const struct xt_entry_match *match)
 }
 
 static struct xtables_match tcpmss_match = {
-	.family		= NFPROTO_IPV4,
-	.name		= "tcpmss",
-	.version	= XTABLES_VERSION,
-	.size		= XT_ALIGN(sizeof(struct xt_tcpmss_match_info)),
-	.userspacesize	= XT_ALIGN(sizeof(struct xt_tcpmss_match_info)),
-	.help		= tcpmss_help,
-	.parse		= tcpmss_parse,
-	.final_check	= tcpmss_check,
-	.print		= tcpmss_print,
-	.save		= tcpmss_save,
-	.extra_opts	= tcpmss_opts,
-};
-
-static struct xtables_match tcpmss_match6 = {
-	.family		= NFPROTO_IPV6,
+	.family		= NFPROTO_UNSPEC,
 	.name		= "tcpmss",
 	.version	= XTABLES_VERSION,
 	.size		= XT_ALIGN(sizeof(struct xt_tcpmss_match_info)),
@@ -139,5 +125,4 @@ static struct xtables_match tcpmss_match6 = {
 void _init(void)
 {
 	xtables_register_match(&tcpmss_match);
-	xtables_register_match(&tcpmss_match6);
 }
diff --git a/extensions/libxt_tos.c b/extensions/libxt_tos.c
index b810ea6..1f7b2cd 100644
--- a/extensions/libxt_tos.c
+++ b/extensions/libxt_tos.c
@@ -155,22 +155,7 @@ static struct xtables_match tos_mt_reg_v0 = {
 static struct xtables_match tos_mt_reg = {
 	.version       = XTABLES_VERSION,
 	.name          = "tos",
-	.family        = NFPROTO_IPV4,
-	.revision      = 1,
-	.size          = XT_ALIGN(sizeof(struct xt_tos_match_info)),
-	.userspacesize = XT_ALIGN(sizeof(struct xt_tos_match_info)),
-	.help          = tos_mt_help,
-	.parse         = tos_mt_parse,
-	.final_check   = tos_mt_check,
-	.print         = tos_mt_print,
-	.save          = tos_mt_save,
-	.extra_opts    = tos_mt_opts,
-};
-
-static struct xtables_match tos_mt6_reg = {
-	.version       = XTABLES_VERSION,
-	.name          = "tos",
-	.family        = NFPROTO_IPV6,
+	.family        = NFPROTO_UNSPEC,
 	.revision      = 1,
 	.size          = XT_ALIGN(sizeof(struct xt_tos_match_info)),
 	.userspacesize = XT_ALIGN(sizeof(struct xt_tos_match_info)),
@@ -186,5 +171,4 @@ void _init(void)
 {
 	xtables_register_match(&tos_mt_reg_v0);
 	xtables_register_match(&tos_mt_reg);
-	xtables_register_match(&tos_mt6_reg);
 }
diff --git a/extensions/libxt_udp.c b/extensions/libxt_udp.c
index 4b4e84f..bf0b34f 100644
--- a/extensions/libxt_udp.c
+++ b/extensions/libxt_udp.c
@@ -191,21 +191,7 @@ static void udp_save(const void *ip, const struct xt_entry_match *match)
 }
 
 static struct xtables_match udp_match = {
-	.family		= NFPROTO_IPV4,
-	.name		= "udp",
-	.version	= XTABLES_VERSION,
-	.size		= XT_ALIGN(sizeof(struct xt_udp)),
-	.userspacesize	= XT_ALIGN(sizeof(struct xt_udp)),
-	.help		= udp_help,
-	.init		= udp_init,
-	.parse		= udp_parse,
-	.print		= udp_print,
-	.save		= udp_save,
-	.extra_opts	= udp_opts,
-};
-
-static struct xtables_match udp_match6 = {
-	.family		= NFPROTO_IPV6,
+	.family		= NFPROTO_UNSPEC,
 	.name		= "udp",
 	.version	= XTABLES_VERSION,
 	.size		= XT_ALIGN(sizeof(struct xt_udp)),
@@ -222,5 +208,4 @@ void
 _init(void)
 {
 	xtables_register_match(&udp_match);
-	xtables_register_match(&udp_match6);
 }
-- 
1.6.3.2

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