netfilter: ipset: Move often used IPv6 address masking function to header file

Signed-off-by: Jozsef Kadlecsik <kadlec@blackhole.kfki.hu>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>

include/linux/netfilter/ipset/pfxlen.h

@@ -41,4 +41,13 @@ do {						\
 	to = from | ~ip_set_hostmask(cidr);	\
 } while (0)
 
+static inline void
+ip6_netmask(union nf_inet_addr *ip, u8 prefix)
+{
+	ip->ip6[0] &= ip_set_netmask6(prefix)[0];
+	ip->ip6[1] &= ip_set_netmask6(prefix)[1];
+	ip->ip6[2] &= ip_set_netmask6(prefix)[2];
+	ip->ip6[3] &= ip_set_netmask6(prefix)[3];
+}
+
 #endif /*_PFXLEN_H */

net/netfilter/ipset/ip_set_hash_ip.c

@@ -255,15 +255,6 @@ hash_ip6_data_zero_out(struct hash_ip6_elem *elem)
 	ipv6_addr_set(&elem->ip.in6, 0, 0, 0, 0);
 }
 
-static inline void
-ip6_netmask(union nf_inet_addr *ip, u8 prefix)
-{
-	ip->ip6[0] &= ip_set_netmask6(prefix)[0];
-	ip->ip6[1] &= ip_set_netmask6(prefix)[1];
-	ip->ip6[2] &= ip_set_netmask6(prefix)[2];
-	ip->ip6[3] &= ip_set_netmask6(prefix)[3];
-}
-
 static bool
 hash_ip6_data_list(struct sk_buff *skb, const struct hash_ip6_elem *data)
 {

net/netfilter/ipset/ip_set_hash_ipportnet.c

@@ -445,15 +445,6 @@ hash_ipportnet6_data_zero_out(struct hash_ipportnet6_elem *elem)
 	elem->proto = 0;
 }
 
-static inline void
-ip6_netmask(union nf_inet_addr *ip, u8 prefix)
-{
-	ip->ip6[0] &= ip_set_netmask6(prefix)[0];
-	ip->ip6[1] &= ip_set_netmask6(prefix)[1];
-	ip->ip6[2] &= ip_set_netmask6(prefix)[2];
-	ip->ip6[3] &= ip_set_netmask6(prefix)[3];
-}
-
 static inline void
 hash_ipportnet6_data_netmask(struct hash_ipportnet6_elem *elem, u8 cidr)
 {

net/netfilter/ipset/ip_set_hash_net.c

@@ -342,15 +342,6 @@ hash_net6_data_zero_out(struct hash_net6_elem *elem)
 	elem->cidr = 0;
 }
 
-static inline void
-ip6_netmask(union nf_inet_addr *ip, u8 prefix)
-{
-	ip->ip6[0] &= ip_set_netmask6(prefix)[0];
-	ip->ip6[1] &= ip_set_netmask6(prefix)[1];
-	ip->ip6[2] &= ip_set_netmask6(prefix)[2];
-	ip->ip6[3] &= ip_set_netmask6(prefix)[3];
-}
-
 static inline void
 hash_net6_data_netmask(struct hash_net6_elem *elem, u8 cidr)
 {

net/netfilter/ipset/ip_set_hash_netiface.c

@@ -528,15 +528,6 @@ hash_netiface6_data_zero_out(struct hash_netiface6_elem *elem)
 	elem->elem = 0;
 }
 
-static inline void
-ip6_netmask(union nf_inet_addr *ip, u8 prefix)
-{
-	ip->ip6[0] &= ip_set_netmask6(prefix)[0];
-	ip->ip6[1] &= ip_set_netmask6(prefix)[1];
-	ip->ip6[2] &= ip_set_netmask6(prefix)[2];
-	ip->ip6[3] &= ip_set_netmask6(prefix)[3];
-}
-
 static inline void
 hash_netiface6_data_netmask(struct hash_netiface6_elem *elem, u8 cidr)
 {

net/netfilter/ipset/ip_set_hash_netport.c

@@ -406,15 +406,6 @@ hash_netport6_data_zero_out(struct hash_netport6_elem *elem)
 	elem->proto = 0;
 }
 
-static inline void
-ip6_netmask(union nf_inet_addr *ip, u8 prefix)
-{
-	ip->ip6[0] &= ip_set_netmask6(prefix)[0];
-	ip->ip6[1] &= ip_set_netmask6(prefix)[1];
-	ip->ip6[2] &= ip_set_netmask6(prefix)[2];
-	ip->ip6[3] &= ip_set_netmask6(prefix)[3];
-}
-
 static inline void
 hash_netport6_data_netmask(struct hash_netport6_elem *elem, u8 cidr)
 {