netfilter: xtables: remove xt_iprange v0

Superseded by xt_iprange v1 (v2.6.24-2928-g1a50c5a1).
Signed-off-by: Jan Engelhardt <jengelh@medozas.de>

Documentation/feature-removal-schedule.txt

@@ -238,10 +238,6 @@ What (Why):
 	- "forwarding" header files like ipt_mac.h in
 	  include/linux/netfilter_ipv4/ and include/linux/netfilter_ipv6/
 
-	- xt_iprange match revision 0,
-	  include/linux/netfilter_ipv4/ipt_iprange.h
-	  (superseded by xt_iprange match revision 1)
-
 	- xt_mark match revision 0
 	  (superseded by xt_mark match revision 1)
 

include/linux/netfilter_ipv4/Kbuild

@@ -23,7 +23,6 @@ header-y += ipt_ecn.h
 header-y += ipt_esp.h
 header-y += ipt_hashlimit.h
 header-y += ipt_helper.h
-header-y += ipt_iprange.h
 header-y += ipt_length.h
 header-y += ipt_limit.h
 header-y += ipt_mac.h

include/linux/netfilter_ipv4/ipt_iprange.h

-#ifndef _IPT_IPRANGE_H
-#define _IPT_IPRANGE_H
-
-#include <linux/types.h>
-#include <linux/netfilter/xt_iprange.h>
-
-struct ipt_iprange {
-	/* Inclusive: network order. */
-	__be32 min_ip, max_ip;
-};
-
-struct ipt_iprange_info
-{
-	struct ipt_iprange src;
-	struct ipt_iprange dst;
-
-	/* Flags from above */
-	u_int8_t flags;
-};
-
-#endif /* _IPT_IPRANGE_H */

net/netfilter/xt_iprange.c

@@ -14,40 +14,6 @@
 #include <linux/ipv6.h>
 #include <linux/netfilter/x_tables.h>
 #include <linux/netfilter/xt_iprange.h>
-#include <linux/netfilter_ipv4/ipt_iprange.h>
-
-static bool
-iprange_mt_v0(const struct sk_buff *skb, const struct xt_match_param *par)
-{
-	const struct ipt_iprange_info *info = par->matchinfo;
-	const struct iphdr *iph = ip_hdr(skb);
-
-	if (info->flags & IPRANGE_SRC) {
-		if ((ntohl(iph->saddr) < ntohl(info->src.min_ip)
-			  || ntohl(iph->saddr) > ntohl(info->src.max_ip))
-			 ^ !!(info->flags & IPRANGE_SRC_INV)) {
-			pr_debug("src IP %pI4 NOT in range %s%pI4-%pI4\n",
-				 &iph->saddr,
-				 info->flags & IPRANGE_SRC_INV ? "(INV) " : "",
-				 &info->src.min_ip,
-				 &info->src.max_ip);
-			return false;
-		}
-	}
-	if (info->flags & IPRANGE_DST) {
-		if ((ntohl(iph->daddr) < ntohl(info->dst.min_ip)
-			  || ntohl(iph->daddr) > ntohl(info->dst.max_ip))
-			 ^ !!(info->flags & IPRANGE_DST_INV)) {
-			pr_debug("dst IP %pI4 NOT in range %s%pI4-%pI4\n",
-				 &iph->daddr,
-				 info->flags & IPRANGE_DST_INV ? "(INV) " : "",
-				 &info->dst.min_ip,
-				 &info->dst.max_ip);
-			return false;
-		}
-	}
-	return true;
-}
 
 static bool
 iprange_mt4(const struct sk_buff *skb, const struct xt_match_param *par)
@@ -125,14 +91,6 @@ iprange_mt6(const struct sk_buff *skb, const struct xt_match_param *par)
 }
 
 static struct xt_match iprange_mt_reg[] __read_mostly = {
-	{
-		.name      = "iprange",
-		.revision  = 0,
-		.family    = NFPROTO_IPV4,
-		.match     = iprange_mt_v0,
-		.matchsize = sizeof(struct ipt_iprange_info),
-		.me        = THIS_MODULE,
-	},
 	{
 		.name      = "iprange",
 		.revision  = 1,
@@ -164,7 +122,8 @@ static void __exit iprange_mt_exit(void)
 module_init(iprange_mt_init);
 module_exit(iprange_mt_exit);
 MODULE_LICENSE("GPL");
-MODULE_AUTHOR("Jozsef Kadlecsik <kadlec@blackhole.kfki.hu>, Jan Engelhardt <jengelh@computergmbh.de>");
+MODULE_AUTHOR("Jozsef Kadlecsik <kadlec@blackhole.kfki.hu>");
+MODULE_AUTHOR("Jan Engelhardt <jengelh@medozas.de>");
 MODULE_DESCRIPTION("Xtables: arbitrary IPv4 range matching");
 MODULE_ALIAS("ipt_iprange");
 MODULE_ALIAS("ip6t_iprange");