diff options
| -rw-r--r-- | include/linux/netfilter/ipset/pfxlen.h | 6 | ||||
| -rw-r--r-- | net/netfilter/ipset/ip_set_bitmap_ip.c | 6 | ||||
| -rw-r--r-- | net/netfilter/ipset/ip_set_bitmap_ipmac.c | 2 | ||||
| -rw-r--r-- | net/netfilter/ipset/ip_set_hash_ip.c | 3 | ||||
| -rw-r--r-- | net/netfilter/ipset/ip_set_hash_ipport.c | 3 | ||||
| -rw-r--r-- | net/netfilter/ipset/ip_set_hash_ipportip.c | 3 | ||||
| -rw-r--r-- | net/netfilter/ipset/ip_set_hash_ipportnet.c | 6 | ||||
| -rw-r--r-- | net/netfilter/ipset/ip_set_hash_netport.c | 3 |
8 files changed, 15 insertions, 17 deletions
diff --git a/include/linux/netfilter/ipset/pfxlen.h b/include/linux/netfilter/ipset/pfxlen.h index 84efa3351e0e..d55a6ccf662e 100644 --- a/include/linux/netfilter/ipset/pfxlen.h +++ b/include/linux/netfilter/ipset/pfxlen.h @@ -35,4 +35,10 @@ ip_set_hostmask6(u8 pfxlen) extern u32 ip_set_range_to_cidr(u32 from, u32 to, u8 *cidr); +#define ip_set_mask_from_to(from, to, cidr) \ +do { \ + from &= ip_set_hostmask(cidr); \ + to = from | ~ip_set_hostmask(cidr); \ +} while (0) + #endif /*_PFXLEN_H */ diff --git a/net/netfilter/ipset/ip_set_bitmap_ip.c b/net/netfilter/ipset/ip_set_bitmap_ip.c index 49323110560c..c46e34401597 100644 --- a/net/netfilter/ipset/ip_set_bitmap_ip.c +++ b/net/netfilter/ipset/ip_set_bitmap_ip.c @@ -283,8 +283,7 @@ bitmap_ip_uadt(struct ip_set *set, struct nlattr *tb[], if (cidr > 32) return -IPSET_ERR_INVALID_CIDR; - ip &= ip_set_hostmask(cidr); - ip_to = ip | ~ip_set_hostmask(cidr); + ip_set_mask_from_to(ip, ip_to, cidr); } else ip_to = ip; @@ -478,8 +477,7 @@ bitmap_ip_create(struct ip_set *set, struct nlattr *tb[], u32 flags) if (cidr >= 32) return -IPSET_ERR_INVALID_CIDR; - first_ip &= ip_set_hostmask(cidr); - last_ip = first_ip | ~ip_set_hostmask(cidr); + ip_set_mask_from_to(first_ip, last_ip, cidr); } else return -IPSET_ERR_PROTOCOL; diff --git a/net/netfilter/ipset/ip_set_bitmap_ipmac.c b/net/netfilter/ipset/ip_set_bitmap_ipmac.c index 5deb7bb37468..aa2cfa1ed474 100644 --- a/net/netfilter/ipset/ip_set_bitmap_ipmac.c +++ b/net/netfilter/ipset/ip_set_bitmap_ipmac.c @@ -578,7 +578,7 @@ bitmap_ipmac_create(struct ip_set *set, struct nlattr *tb[], if (cidr >= 32) return -IPSET_ERR_INVALID_CIDR; - last_ip = first_ip | ~ip_set_hostmask(cidr); + ip_set_mask_from_to(first_ip, last_ip, cidr); } else return -IPSET_ERR_PROTOCOL; diff --git a/net/netfilter/ipset/ip_set_hash_ip.c b/net/netfilter/ipset/ip_set_hash_ip.c index c3bc06d353d3..bdb432e22a8a 100644 --- a/net/netfilter/ipset/ip_set_hash_ip.c +++ b/net/netfilter/ipset/ip_set_hash_ip.c @@ -177,8 +177,7 @@ hash_ip4_uadt(struct ip_set *set, struct nlattr *tb[], if (cidr > 32) return -IPSET_ERR_INVALID_CIDR; - ip &= ip_set_hostmask(cidr); - ip_to = ip | ~ip_set_hostmask(cidr); + ip_set_mask_from_to(ip, ip_to, cidr); } else ip_to = ip; diff --git a/net/netfilter/ipset/ip_set_hash_ipport.c b/net/netfilter/ipset/ip_set_hash_ipport.c index de2e351034a1..bdeb71605080 100644 --- a/net/netfilter/ipset/ip_set_hash_ipport.c +++ b/net/netfilter/ipset/ip_set_hash_ipport.c @@ -216,8 +216,7 @@ hash_ipport4_uadt(struct ip_set *set, struct nlattr *tb[], if (cidr > 32) return -IPSET_ERR_INVALID_CIDR; - ip &= ip_set_hostmask(cidr); - ip_to = ip | ~ip_set_hostmask(cidr); + ip_set_mask_from_to(ip, ip_to, cidr); } else ip_to = ip; diff --git a/net/netfilter/ipset/ip_set_hash_ipportip.c b/net/netfilter/ipset/ip_set_hash_ipportip.c index 031ed057c811..fb986fc6a6f2 100644 --- a/net/netfilter/ipset/ip_set_hash_ipportip.c +++ b/net/netfilter/ipset/ip_set_hash_ipportip.c @@ -224,8 +224,7 @@ hash_ipportip4_uadt(struct ip_set *set, struct nlattr *tb[], if (cidr > 32) return -IPSET_ERR_INVALID_CIDR; - ip &= ip_set_hostmask(cidr); - ip_to = ip | ~ip_set_hostmask(cidr); + ip_set_mask_from_to(ip, ip_to, cidr); } else ip_to = ip; diff --git a/net/netfilter/ipset/ip_set_hash_ipportnet.c b/net/netfilter/ipset/ip_set_hash_ipportnet.c index ef068b03ec1a..2ed5e7581055 100644 --- a/net/netfilter/ipset/ip_set_hash_ipportnet.c +++ b/net/netfilter/ipset/ip_set_hash_ipportnet.c @@ -254,8 +254,7 @@ hash_ipportnet4_uadt(struct ip_set *set, struct nlattr *tb[], if (cidr > 32) return -IPSET_ERR_INVALID_CIDR; - ip &= ip_set_hostmask(cidr); - ip_to = ip | ~ip_set_hostmask(cidr); + ip_set_mask_from_to(ip, ip_to, cidr); } port_to = port = ntohs(data.port); @@ -273,8 +272,7 @@ hash_ipportnet4_uadt(struct ip_set *set, struct nlattr *tb[], if (ip2_from + UINT_MAX == ip2_to) return -IPSET_ERR_HASH_RANGE; } else { - ip2_from &= ip_set_hostmask(data.cidr); - ip2_to = ip2_from | ~ip_set_hostmask(data.cidr); + ip_set_mask_from_to(ip2_from, ip2_to, data.cidr); } if (retried) diff --git a/net/netfilter/ipset/ip_set_hash_netport.c b/net/netfilter/ipset/ip_set_hash_netport.c index 300103096879..90adc2c30665 100644 --- a/net/netfilter/ipset/ip_set_hash_netport.c +++ b/net/netfilter/ipset/ip_set_hash_netport.c @@ -245,8 +245,7 @@ hash_netport4_uadt(struct ip_set *set, struct nlattr *tb[], if (ip + UINT_MAX == ip_to) return -IPSET_ERR_HASH_RANGE; } else { - ip &= ip_set_hostmask(data.cidr); - ip_to = ip | ~ip_set_hostmask(data.cidr); + ip_set_mask_from_to(ip, ip_to, data.cidr); } if (retried) |