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netfilter: ipt_CLUSTERIP: switch to nf_register_net_hook

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one of the last remaining users of the old api, hopefully followup commit
can remove it soon.

Signed-off-by: Florian Westphal <fw@strlen.de>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
This commit is contained in:
Florian Westphal 2017-05-17 11:25:31 +02:00 committed by Pablo Neira Ayuso
parent 04b80ceadc
commit 03eb7d494a
1 changed files with 7 additions and 7 deletions
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14
net/ipv4/netfilter/ipt_CLUSTERIP.c
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@ -743,14 +743,20 @@ static const struct file_operations clusterip_proc_fops = {
static int clusterip_net_init(struct net *net)
{
struct clusterip_net *cn = net_generic(net, clusterip_net_id);
int ret;
INIT_LIST_HEAD(&cn->configs);
spin_lock_init(&cn->lock);
ret = nf_register_net_hook(net, &cip_arp_ops);
if (ret < 0)
return ret;
#ifdef CONFIG_PROC_FS
cn->procdir = proc_mkdir("ipt_CLUSTERIP", net->proc_net);
if (!cn->procdir) {
nf_unregister_net_hook(net, &cip_arp_ops);
pr_err("Unable to proc dir entry\n");
return -ENOMEM;
}
@ -765,6 +771,7 @@ static void clusterip_net_exit(struct net *net)
struct clusterip_net *cn = net_generic(net, clusterip_net_id);
proc_remove(cn->procdir);
#endif
nf_unregister_net_hook(net, &cip_arp_ops);
}
static struct pernet_operations clusterip_net_ops = {
@ -786,17 +793,11 @@ static int __init clusterip_tg_init(void)
if (ret < 0)
goto cleanup_subsys;
ret = nf_register_hook(&cip_arp_ops);
if (ret < 0)
goto cleanup_target;
pr_info("ClusterIP Version %s loaded successfully\n",
CLUSTERIP_VERSION);
return 0;
cleanup_target:
xt_unregister_target(&clusterip_tg_reg);
cleanup_subsys:
unregister_pernet_subsys(&clusterip_net_ops);
return ret;
@ -806,7 +807,6 @@ static void __exit clusterip_tg_exit(void)
{
pr_info("ClusterIP Version %s unloading\n", CLUSTERIP_VERSION);
nf_unregister_hook(&cip_arp_ops);
xt_unregister_target(&clusterip_tg_reg);
unregister_pernet_subsys(&clusterip_net_ops);