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Diffstat (limited to 'net/netfilter/xt_connlimit.c')
-rw-r--r--net/netfilter/xt_connlimit.c47
1 files changed, 18 insertions, 29 deletions
diff --git a/net/netfilter/xt_connlimit.c b/net/netfilter/xt_connlimit.c
index bfb3ee6c7129..7f404cc64c83 100644
--- a/net/netfilter/xt_connlimit.c
+++ b/net/netfilter/xt_connlimit.c
@@ -192,10 +192,10 @@ connlimit_mt(const struct sk_buff *skb, const struct xt_match_param *par)
if (ct != NULL)
tuple_ptr = &ct->tuplehash[0].tuple;
else if (!nf_ct_get_tuplepr(skb, skb_network_offset(skb),
- par->match->family, &tuple))
+ par->family, &tuple))
goto hotdrop;
- if (par->match->family == NFPROTO_IPV6) {
+ if (par->family == NFPROTO_IPV6) {
const struct ipv6hdr *iph = ipv6_hdr(skb);
memcpy(&addr.ip6, &iph->saddr, sizeof(iph->saddr));
} else {
@@ -226,16 +226,16 @@ static bool connlimit_mt_check(const struct xt_mtchk_param *par)
struct xt_connlimit_info *info = par->matchinfo;
unsigned int i;
- if (nf_ct_l3proto_try_module_get(par->match->family) < 0) {
+ if (nf_ct_l3proto_try_module_get(par->family) < 0) {
printk(KERN_WARNING "cannot load conntrack support for "
- "address family %u\n", par->match->family);
+ "address family %u\n", par->family);
return false;
}
/* init private data */
info->data = kmalloc(sizeof(struct xt_connlimit_data), GFP_KERNEL);
if (info->data == NULL) {
- nf_ct_l3proto_module_put(par->match->family);
+ nf_ct_l3proto_module_put(par->family);
return false;
}
@@ -254,7 +254,7 @@ static void connlimit_mt_destroy(const struct xt_mtdtor_param *par)
struct list_head *hash = info->data->iphash;
unsigned int i;
- nf_ct_l3proto_module_put(par->match->family);
+ nf_ct_l3proto_module_put(par->family);
for (i = 0; i < ARRAY_SIZE(info->data->iphash); ++i) {
list_for_each_entry_safe(conn, tmp, &hash[i], list) {
@@ -266,41 +266,30 @@ static void connlimit_mt_destroy(const struct xt_mtdtor_param *par)
kfree(info->data);
}
-static struct xt_match connlimit_mt_reg[] __read_mostly = {
- {
- .name = "connlimit",
- .family = NFPROTO_IPV4,
- .checkentry = connlimit_mt_check,
- .match = connlimit_mt,
- .matchsize = sizeof(struct xt_connlimit_info),
- .destroy = connlimit_mt_destroy,
- .me = THIS_MODULE,
- },
- {
- .name = "connlimit",
- .family = NFPROTO_IPV6,
- .checkentry = connlimit_mt_check,
- .match = connlimit_mt,
- .matchsize = sizeof(struct xt_connlimit_info),
- .destroy = connlimit_mt_destroy,
- .me = THIS_MODULE,
- },
+static struct xt_match connlimit_mt_reg __read_mostly = {
+ .name = "connlimit",
+ .revision = 0,
+ .family = NFPROTO_UNSPEC,
+ .checkentry = connlimit_mt_check,
+ .match = connlimit_mt,
+ .matchsize = sizeof(struct xt_connlimit_info),
+ .destroy = connlimit_mt_destroy,
+ .me = THIS_MODULE,
};
static int __init connlimit_mt_init(void)
{
- return xt_register_matches(connlimit_mt_reg,
- ARRAY_SIZE(connlimit_mt_reg));
+ return xt_register_match(&connlimit_mt_reg);
}
static void __exit connlimit_mt_exit(void)
{
- xt_unregister_matches(connlimit_mt_reg, ARRAY_SIZE(connlimit_mt_reg));
+ xt_unregister_match(&connlimit_mt_reg);
}
module_init(connlimit_mt_init);
module_exit(connlimit_mt_exit);
-MODULE_AUTHOR("Jan Engelhardt <jengelh@computergmbh.de>");
+MODULE_AUTHOR("Jan Engelhardt <jengelh@medozas.de>");
MODULE_DESCRIPTION("Xtables: Number of connections matching");
MODULE_LICENSE("GPL");
MODULE_ALIAS("ipt_connlimit");