}
protoff = ipv6_skip_exthdr(skb, extoff, &nexthdr, &frag_off);
/*
- * (protoff == skb->len) mean that the packet doesn't have no data
- * except of IPv6 & ext headers. but it's tracked anyway. - YK
+ * (protoff == skb->len) means the packet has not data, just
+ * IPv6 and possibly extensions headers, but it is tracked anyway
*/
if (protoff < 0 || (frag_off & htons(~0x7)) != 0) {
pr_debug("ip6_conntrack_core: can't find proto in pkt\n");
printk(KERN_ERR "nf_conntrack_l4proto_icmp6: protocol register failed\n");
goto cleanup_udp6;
}
- ret = nf_conntrack_l3proto_register(net,
- &nf_conntrack_l3proto_ipv6);
+ ret = nf_ct_l3proto_pernet_register(net, &nf_conntrack_l3proto_ipv6);
if (ret < 0) {
- printk(KERN_ERR "nf_conntrack_l3proto_ipv6: protocol register failed\n");
+ pr_err("nf_conntrack_ipv6: pernet registration failed.\n");
goto cleanup_icmpv6;
}
return 0;
static void ipv6_net_exit(struct net *net)
{
- nf_conntrack_l3proto_unregister(net,
- &nf_conntrack_l3proto_ipv6);
+ nf_ct_l3proto_pernet_unregister(net, &nf_conntrack_l3proto_ipv6);
nf_conntrack_l4proto_unregister(net,
&nf_conntrack_l4proto_icmpv6);
nf_conntrack_l4proto_unregister(net,
ret = register_pernet_subsys(&ipv6_net_ops);
if (ret < 0)
- goto cleanup_pernet;
+ goto cleanup_sockopt;
+
ret = nf_register_hooks(ipv6_conntrack_ops,
ARRAY_SIZE(ipv6_conntrack_ops));
if (ret < 0) {
pr_err("nf_conntrack_ipv6: can't register pre-routing defrag "
"hook.\n");
- goto cleanup_ipv6;
+ goto cleanup_pernet;
+ }
+
+ ret = nf_ct_l3proto_register(&nf_conntrack_l3proto_ipv6);
+ if (ret < 0) {
+ pr_err("nf_conntrack_ipv6: can't register ipv6 proto.\n");
+ goto cleanup_hooks;
}
return ret;
- cleanup_ipv6:
- unregister_pernet_subsys(&ipv6_net_ops);
+ cleanup_hooks:
+ nf_unregister_hooks(ipv6_conntrack_ops, ARRAY_SIZE(ipv6_conntrack_ops));
cleanup_pernet:
+ unregister_pernet_subsys(&ipv6_net_ops);
+ cleanup_sockopt:
nf_unregister_sockopt(&so_getorigdst6);
return ret;
}
static void __exit nf_conntrack_l3proto_ipv6_fini(void)
{
synchronize_net();
+ nf_ct_l3proto_unregister(&nf_conntrack_l3proto_ipv6);
nf_unregister_hooks(ipv6_conntrack_ops, ARRAY_SIZE(ipv6_conntrack_ops));
unregister_pernet_subsys(&ipv6_net_ops);
nf_unregister_sockopt(&so_getorigdst6);