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>

6 files changed, 9 insertions, 45 deletions

diff --git a/include/linux/netfilter/ipset/pfxlen.h b/include/linux/netfilter/ipset/pfxlen.h
index 199fd11fedc0..1afbb94b4b65 100644
--- a/include/linux/netfilter/ipset/pfxlen.h
+++ b/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 */
diff --git a/net/netfilter/ipset/ip_set_hash_ip.c b/net/netfilter/ipset/ip_set_hash_ip.c
index b7d4cb475ae6..c486ad2d43b7 100644
--- a/net/netfilter/ipset/ip_set_hash_ip.c
+++ b/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)
 {
diff --git a/net/netfilter/ipset/ip_set_hash_ipportnet.c b/net/netfilter/ipset/ip_set_hash_ipportnet.c
index b4836c81fbb7..352f8b4a63e5 100644
--- a/net/netfilter/ipset/ip_set_hash_ipportnet.c
+++ b/net/netfilter/ipset/ip_set_hash_ipportnet.c
@@ -446,15 +446,6 @@ hash_ipportnet6_data_zero_out(struct hash_ipportnet6_elem *elem)
 }
 
 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)
 {
         ip6_netmask(&elem->ip2, cidr);
diff --git a/net/netfilter/ipset/ip_set_hash_net.c b/net/netfilter/ipset/ip_set_hash_net.c
index 6dbe0afc5a8d..370947c65b20 100644
--- a/net/netfilter/ipset/ip_set_hash_net.c
+++ b/net/netfilter/ipset/ip_set_hash_net.c
@@ -343,15 +343,6 @@ hash_net6_data_zero_out(struct hash_net6_elem *elem)
 }
 
 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)
 {
         ip6_netmask(&elem->ip, cidr);
diff --git a/net/netfilter/ipset/ip_set_hash_netiface.c b/net/netfilter/ipset/ip_set_hash_netiface.c
index 248162020d80..dd9843e3b06c 100644
--- a/net/netfilter/ipset/ip_set_hash_netiface.c
+++ b/net/netfilter/ipset/ip_set_hash_netiface.c
@@ -529,15 +529,6 @@ hash_netiface6_data_zero_out(struct hash_netiface6_elem *elem)
 }
 
 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)
 {
         ip6_netmask(&elem->ip, cidr);
diff --git a/net/netfilter/ipset/ip_set_hash_netport.c b/net/netfilter/ipset/ip_set_hash_netport.c
index 57b0550a0b0d..cd1d3c1df72a 100644
--- a/net/netfilter/ipset/ip_set_hash_netport.c
+++ b/net/netfilter/ipset/ip_set_hash_netport.c
@@ -407,15 +407,6 @@ hash_netport6_data_zero_out(struct hash_netport6_elem *elem)
 }
 
 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)
 {
         ip6_netmask(&elem->ip, cidr);