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path: root/net/netfilter/nf_conntrack_acct.c
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Diffstat (limited to 'net/netfilter/nf_conntrack_acct.c')
-rw-r--r--net/netfilter/nf_conntrack_acct.c65
1 files changed, 1 insertions, 64 deletions
diff --git a/net/netfilter/nf_conntrack_acct.c b/net/netfilter/nf_conntrack_acct.c
index a7ad0e19e0de..89c58946ec61 100644
--- a/net/netfilter/nf_conntrack_acct.c
+++ b/net/netfilter/nf_conntrack_acct.c
@@ -25,83 +25,20 @@ static bool nf_ct_acct __read_mostly;
module_param_named(acct, nf_ct_acct, bool, 0644);
MODULE_PARM_DESC(acct, "Enable connection tracking flow accounting.");
-#ifdef CONFIG_SYSCTL
-static struct ctl_table acct_sysctl_table[] = {
- {
- .procname = "nf_conntrack_acct",
- .data = &init_net.ct.sysctl_acct,
- .maxlen = sizeof(unsigned int),
- .mode = 0644,
- .proc_handler = proc_dointvec,
- },
- {}
-};
-#endif /* CONFIG_SYSCTL */
-
static const struct nf_ct_ext_type acct_extend = {
.len = sizeof(struct nf_conn_acct),
.align = __alignof__(struct nf_conn_acct),
.id = NF_CT_EXT_ACCT,
};
-#ifdef CONFIG_SYSCTL
-static int nf_conntrack_acct_init_sysctl(struct net *net)
-{
- struct ctl_table *table;
-
- table = kmemdup(acct_sysctl_table, sizeof(acct_sysctl_table),
- GFP_KERNEL);
- if (!table)
- goto out;
-
- table[0].data = &net->ct.sysctl_acct;
-
- /* Don't export sysctls to unprivileged users */
- if (net->user_ns != &init_user_ns)
- table[0].procname = NULL;
-
- net->ct.acct_sysctl_header = register_net_sysctl(net, "net/netfilter",
- table);
- if (!net->ct.acct_sysctl_header) {
- pr_err("can't register to sysctl\n");
- goto out_register;
- }
- return 0;
-
-out_register:
- kfree(table);
-out:
- return -ENOMEM;
-}
-
-static void nf_conntrack_acct_fini_sysctl(struct net *net)
-{
- struct ctl_table *table;
-
- table = net->ct.acct_sysctl_header->ctl_table_arg;
- unregister_net_sysctl_table(net->ct.acct_sysctl_header);
- kfree(table);
-}
-#else
-static int nf_conntrack_acct_init_sysctl(struct net *net)
-{
- return 0;
-}
-
-static void nf_conntrack_acct_fini_sysctl(struct net *net)
-{
-}
-#endif
-
int nf_conntrack_acct_pernet_init(struct net *net)
{
net->ct.sysctl_acct = nf_ct_acct;
- return nf_conntrack_acct_init_sysctl(net);
+ return 0;
}
void nf_conntrack_acct_pernet_fini(struct net *net)
{
- nf_conntrack_acct_fini_sysctl(net);
}
int nf_conntrack_acct_init(void)