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Diffstat (limited to 'net/netfilter/ipset/ip_set_hash_ip.c')
-rw-r--r--net/netfilter/ipset/ip_set_hash_ip.c39
1 files changed, 17 insertions, 22 deletions
diff --git a/net/netfilter/ipset/ip_set_hash_ip.c b/net/netfilter/ipset/ip_set_hash_ip.c
index 54df48b5c455..9d6bf19f7b78 100644
--- a/net/netfilter/ipset/ip_set_hash_ip.c
+++ b/net/netfilter/ipset/ip_set_hash_ip.c
@@ -108,18 +108,12 @@ hash_ip4_uadt(struct ip_set *set, struct nlattr *tb[],
u32 ip = 0, ip_to = 0, hosts;
int ret = 0;
- if (unlikely(!tb[IPSET_ATTR_IP] ||
- !ip_set_optattr_netorder(tb, IPSET_ATTR_TIMEOUT) ||
- !ip_set_optattr_netorder(tb, IPSET_ATTR_PACKETS) ||
- !ip_set_optattr_netorder(tb, IPSET_ATTR_BYTES) ||
- !ip_set_optattr_netorder(tb, IPSET_ATTR_SKBMARK) ||
- !ip_set_optattr_netorder(tb, IPSET_ATTR_SKBPRIO) ||
- !ip_set_optattr_netorder(tb, IPSET_ATTR_SKBQUEUE)))
- return -IPSET_ERR_PROTOCOL;
-
if (tb[IPSET_ATTR_LINENO])
*lineno = nla_get_u32(tb[IPSET_ATTR_LINENO]);
+ if (unlikely(!tb[IPSET_ATTR_IP]))
+ return -IPSET_ERR_PROTOCOL;
+
ret = ip_set_get_hostipaddr4(tb[IPSET_ATTR_IP], &ip);
if (ret)
return ret;
@@ -164,8 +158,8 @@ hash_ip4_uadt(struct ip_set *set, struct nlattr *tb[],
if (ret && !ip_set_eexist(ret, flags))
return ret;
- else
- ret = 0;
+
+ ret = 0;
}
return ret;
}
@@ -246,20 +240,20 @@ hash_ip6_uadt(struct ip_set *set, struct nlattr *tb[],
struct ip_set_ext ext = IP_SET_INIT_UEXT(set);
int ret;
- if (unlikely(!tb[IPSET_ATTR_IP] ||
- !ip_set_optattr_netorder(tb, IPSET_ATTR_TIMEOUT) ||
- !ip_set_optattr_netorder(tb, IPSET_ATTR_PACKETS) ||
- !ip_set_optattr_netorder(tb, IPSET_ATTR_BYTES) ||
- !ip_set_optattr_netorder(tb, IPSET_ATTR_SKBMARK) ||
- !ip_set_optattr_netorder(tb, IPSET_ATTR_SKBPRIO) ||
- !ip_set_optattr_netorder(tb, IPSET_ATTR_SKBQUEUE) ||
- tb[IPSET_ATTR_IP_TO] ||
- tb[IPSET_ATTR_CIDR]))
- return -IPSET_ERR_PROTOCOL;
-
if (tb[IPSET_ATTR_LINENO])
*lineno = nla_get_u32(tb[IPSET_ATTR_LINENO]);
+ if (unlikely(!tb[IPSET_ATTR_IP]))
+ return -IPSET_ERR_PROTOCOL;
+ if (unlikely(tb[IPSET_ATTR_IP_TO]))
+ return -IPSET_ERR_HASH_RANGE_UNSUPPORTED;
+ if (unlikely(tb[IPSET_ATTR_CIDR])) {
+ u8 cidr = nla_get_u8(tb[IPSET_ATTR_CIDR]);
+
+ if (cidr != HOST_MASK)
+ return -IPSET_ERR_INVALID_CIDR;
+ }
+
ret = ip_set_get_ipaddr6(tb[IPSET_ATTR_IP], &e.ip);
if (ret)
return ret;
@@ -321,6 +315,7 @@ hash_ip_init(void)
static void __exit
hash_ip_fini(void)
{
+ rcu_barrier();
ip_set_type_unregister(&hash_ip_type);
}