Пример #1
0
static int __net_init ipv6_sysctl_net_init(struct net *net)
{
	struct ctl_table *ipv6_table;
	struct ctl_table *ipv6_route_table;
	struct ctl_table *ipv6_icmp_table;
	int err;

	err = -ENOMEM;
	ipv6_table = kmemdup(ipv6_table_template, sizeof(ipv6_table_template),
			     GFP_KERNEL);
	if (!ipv6_table)
		goto out;
	ipv6_table[0].data = &net->ipv6.sysctl.bindv6only;
	ipv6_table[1].data = &net->ipv6.sysctl.anycast_src_echo_reply;
	ipv6_table[2].data = &net->ipv6.sysctl.flowlabel_consistency;
	ipv6_table[3].data = &net->ipv6.sysctl.auto_flowlabels;
	ipv6_table[4].data = &net->ipv6.sysctl.fwmark_reflect;
	ipv6_table[5].data = &net->ipv6.sysctl.idgen_retries;
	ipv6_table[6].data = &net->ipv6.sysctl.idgen_delay;
	ipv6_table[7].data = &net->ipv6.sysctl.flowlabel_state_ranges;
	ipv6_table[8].data = &net->ipv6.sysctl.ip_nonlocal_bind;

	ipv6_route_table = ipv6_route_sysctl_init(net);
	if (!ipv6_route_table)
		goto out_ipv6_table;

	ipv6_icmp_table = ipv6_icmp_sysctl_init(net);
	if (!ipv6_icmp_table)
		goto out_ipv6_route_table;

	net->ipv6.sysctl.hdr = register_net_sysctl(net, "net/ipv6", ipv6_table);
	if (!net->ipv6.sysctl.hdr)
		goto out_ipv6_icmp_table;

	net->ipv6.sysctl.route_hdr =
		register_net_sysctl(net, "net/ipv6/route", ipv6_route_table);
	if (!net->ipv6.sysctl.route_hdr)
		goto out_unregister_ipv6_table;

	net->ipv6.sysctl.icmp_hdr =
		register_net_sysctl(net, "net/ipv6/icmp", ipv6_icmp_table);
	if (!net->ipv6.sysctl.icmp_hdr)
		goto out_unregister_route_table;

	err = 0;
out:
	return err;
out_unregister_route_table:
	unregister_net_sysctl_table(net->ipv6.sysctl.route_hdr);
out_unregister_ipv6_table:
	unregister_net_sysctl_table(net->ipv6.sysctl.hdr);
out_ipv6_icmp_table:
	kfree(ipv6_icmp_table);
out_ipv6_route_table:
	kfree(ipv6_route_table);
out_ipv6_table:
	kfree(ipv6_table);
	goto out;
}
Пример #2
0
void llc_sysctl_exit(void)
{
	if (llc2_timeout_header) {
		unregister_net_sysctl_table(llc2_timeout_header);
		llc2_timeout_header = NULL;
	}
	if (llc_station_header) {
		unregister_net_sysctl_table(llc_station_header);
		llc_station_header = NULL;
	}
}
static int __net_init ipv6_sysctl_net_init(struct net *net)
{
	struct ctl_table *ipv6_table;
	struct ctl_table *ipv6_route_table;
	struct ctl_table *ipv6_icmp_table;
	int err;

	err = -ENOMEM;
	ipv6_table = kmemdup(ipv6_table_template, sizeof(ipv6_table_template),
			     GFP_KERNEL);
	if (!ipv6_table)
		goto out;
	ipv6_table[0].data = &net->ipv6.sysctl.bindv6only;

	ipv6_route_table = ipv6_route_sysctl_init(net);
	if (!ipv6_route_table)
		goto out_ipv6_table;

	ipv6_icmp_table = ipv6_icmp_sysctl_init(net);
	if (!ipv6_icmp_table)
		goto out_ipv6_route_table;

	net->ipv6.sysctl.hdr = register_net_sysctl(net, "net/ipv6", ipv6_table);
	if (!net->ipv6.sysctl.hdr)
		goto out_ipv6_icmp_table;

	net->ipv6.sysctl.route_hdr =
		register_net_sysctl(net, "net/ipv6/route", ipv6_route_table);
	if (!net->ipv6.sysctl.route_hdr)
		goto out_unregister_ipv6_table;

	net->ipv6.sysctl.icmp_hdr =
		register_net_sysctl(net, "net/ipv6/icmp", ipv6_icmp_table);
	if (!net->ipv6.sysctl.icmp_hdr)
		goto out_unregister_route_table;

	err = 0;
out:
	return err;
out_unregister_route_table:
	unregister_net_sysctl_table(net->ipv6.sysctl.route_hdr);
out_unregister_ipv6_table:
	unregister_net_sysctl_table(net->ipv6.sysctl.hdr);
out_ipv6_icmp_table:
	kfree(ipv6_icmp_table);
out_ipv6_route_table:
	kfree(ipv6_route_table);
out_ipv6_table:
	kfree(ipv6_table);
	goto out;
}
Пример #4
0
static __net_init int ipv4_sysctl_init_net(struct net *net)
{
	struct ctl_table *table;

	table = ipv4_net_table;
	if (!net_eq(net, &init_net)) {
		int i;

		table = kmemdup(table, sizeof(ipv4_net_table), GFP_KERNEL);
		if (!table)
			goto err_alloc;

		/* Update the variables to point into the current struct net */
		for (i = 0; i < ARRAY_SIZE(ipv4_net_table) - 1; i++)
			table[i].data += (void *)net - (void *)&init_net;
	}

	net->ipv4.ipv4_hdr = register_net_sysctl(net, "net/ipv4", table);
	if (!net->ipv4.ipv4_hdr)
		goto err_reg;

	net->ipv4.sysctl_local_reserved_ports = kzalloc(65536 / 8, GFP_KERNEL);
	if (!net->ipv4.sysctl_local_reserved_ports)
		goto err_ports;

	return 0;

err_ports:
	unregister_net_sysctl_table(net->ipv4.ipv4_hdr);
err_reg:
	if (!net_eq(net, &init_net))
		kfree(table);
err_alloc:
	return -ENOMEM;
}
Пример #5
0
void br_netfilter_fini(void) {
  nf_unregister_hooks(br_nf_ops, ARRAY_SIZE(br_nf_ops));
#ifdef CONFIG_SYSCTL
  unregister_net_sysctl_table(brnf_sysctl_header);
#endif
  dst_entries_destroy(&fake_dst_ops);
}
Пример #6
0
static __init int sysctl_ipv4_init(void)
{
	struct ctl_table_header *hdr;
	struct ctl_table *i;

	for (i = ipv4_table; i->procname; i++) {
		if (strcmp(i->procname, "ip_local_reserved_ports") == 0) {
			i->data = sysctl_local_reserved_ports;
			break;
		}
	}
	if (!i->procname)
		return -EINVAL;

	hdr = register_net_sysctl(&init_net, "net/ipv4", ipv4_table);
	if (hdr == NULL)
		return -ENOMEM;

	if (register_pernet_subsys(&ipv4_sysctl_ops)) {
		unregister_net_sysctl_table(hdr);
		return -ENOMEM;
	}

	return 0;
}
Пример #7
0
void dccp_sysctl_exit(void)
{
	if (dccp_table_header != NULL) {
		unregister_net_sysctl_table(dccp_table_header);
		dccp_table_header = NULL;
	}
}
Пример #8
0
static void __exit br_netfilter_fini(void)
{
	nf_unregister_hooks(br_nf_ops, ARRAY_SIZE(br_nf_ops));
#ifdef CONFIG_SYSCTL
	unregister_net_sysctl_table(brnf_sysctl_header);
#endif
}
Пример #9
0
void unix_sysctl_unregister(struct net *net)
{
	struct ctl_table *table;

	table = net->unx.ctl->ctl_table_arg;
	unregister_net_sysctl_table(net->unx.ctl);
	kfree(table);
}
Пример #10
0
void __net_exit xfrm_sysctl_fini(struct net *net)
{
	struct ctl_table *table;

	table = net->xfrm.sysctl_hdr->ctl_table_arg;
	unregister_net_sysctl_table(net->xfrm.sysctl_hdr);
	kfree(table);
}
Пример #11
0
static void __exit br_netfilter_fini(void)
{
    RCU_INIT_POINTER(nf_br_ops, NULL);
    nf_unregister_hooks(br_nf_ops, ARRAY_SIZE(br_nf_ops));
#ifdef CONFIG_SYSCTL
    unregister_net_sysctl_table(brnf_sysctl_header);
#endif
}
static __net_exit void dccp_net_exit(struct net *net)
{
	struct dccp_net *dn = dccp_pernet(net);
#ifdef CONFIG_SYSCTL
	unregister_net_sysctl_table(dn->sysctl_header);
	kfree(dn->sysctl_table);
#endif
}
Пример #13
0
static __net_exit void ipv4_sysctl_exit_net(struct net *net)
{
	struct ctl_table *table;

	table = net->ipv4.ipv4_hdr->ctl_table_arg;
	unregister_net_sysctl_table(net->ipv4.ipv4_hdr);
	kfree(table);
}
static void nf_conntrack_tstamp_fini_sysctl(struct net *net)
{
	struct ctl_table *table;

	table = net->ct.tstamp_sysctl_header->ctl_table_arg;
	unregister_net_sysctl_table(net->ct.tstamp_sysctl_header);
	kfree(table);
}
Пример #15
0
static void __exit xfrm4_policy_fini(void)
{
#ifdef CONFIG_SYSCTL
	if (sysctl_hdr)
		unregister_net_sysctl_table(sysctl_hdr);
#endif
	xfrm_policy_unregister_afinfo(&xfrm4_policy_afinfo);
}
Пример #16
0
void sctp_sysctl_net_unregister(struct net *net)
{
	struct ctl_table *table;

	table = net->sctp.sysctl_header->ctl_table_arg;
	unregister_net_sysctl_table(net->sctp.sysctl_header);
	kfree(table);
}
Пример #17
0
static void __net_exit ip4_frags_ns_ctl_unregister(struct net *net)
{
	struct ctl_table *table;

	table = net->ipv4.frags_hdr->ctl_table_arg;
	unregister_net_sysctl_table(net->ipv4.frags_hdr);
	kfree(table);
}
Пример #18
0
static void ip6_frags_ns_sysctl_unregister(struct net *net)
{
	struct ctl_table *table;

	table = net->ipv6.sysctl.frags_hdr->ctl_table_arg;
	unregister_net_sysctl_table(net->ipv6.sysctl.frags_hdr);
	kfree(table);
}
Пример #19
0
static void __net_exit ipv6_sysctl_net_exit(struct net *net)
{
	struct ctl_table *ipv6_table;
	struct ctl_table *ipv6_route_table;
	struct ctl_table *ipv6_icmp_table;

	ipv6_table = net->ipv6.sysctl.hdr->ctl_table_arg;
	ipv6_route_table = net->ipv6.sysctl.route_hdr->ctl_table_arg;
	ipv6_icmp_table = net->ipv6.sysctl.icmp_hdr->ctl_table_arg;

	unregister_net_sysctl_table(net->ipv6.sysctl.icmp_hdr);
	unregister_net_sysctl_table(net->ipv6.sysctl.route_hdr);
	unregister_net_sysctl_table(net->ipv6.sysctl.hdr);

	kfree(ipv6_table);
	kfree(ipv6_route_table);
	kfree(ipv6_icmp_table);
}
Пример #20
0
static void netfilter_log_sysctl_exit(struct net *net)
{
	struct ctl_table *table;

	table = net->nf.nf_log_dir_header->ctl_table_arg;
	unregister_net_sysctl_table(net->nf.nf_log_dir_header);
	if (!net_eq(net, &init_net))
		kfree(table);
}
Пример #21
0
static void __net_exit ip6_frags_ns_sysctl_unregister(struct net *net)
{
	struct ctl_table *table;

	table = net->ipv6.sysctl.frags_hdr->ctl_table_arg;
	unregister_net_sysctl_table(net->ipv6.sysctl.frags_hdr);
	if (!net_eq(net, &init_net))
		kfree(table);
}
Пример #22
0
static void __exit br_netfilter_fini(void)
{
	RCU_INIT_POINTER(nf_br_ops, NULL);
	unregister_netdevice_notifier(&brnf_notifier);
	unregister_pernet_subsys(&brnf_net_ops);
#ifdef CONFIG_SYSCTL
	unregister_net_sysctl_table(brnf_sysctl_header);
#endif
}
Пример #23
0
static __net_exit void sysctl_core_net_exit(struct net *net)
{
	struct ctl_table *tbl;

	tbl = net->core.sysctl_hdr->ctl_table_arg;
	unregister_net_sysctl_table(net->core.sysctl_hdr);
	BUG_ON(tbl == netns_core_table);
	kfree(tbl);
}
Пример #24
0
void xfrm6_fini(void)
{
#ifdef CONFIG_SYSCTL
	if (sysctl_hdr)
		unregister_net_sysctl_table(sysctl_hdr);
#endif
	xfrm6_policy_fini();
	xfrm6_state_fini();
	dst_entries_destroy(&xfrm6_dst_ops);
}
Пример #25
0
void xfrm6_fini(void)
{
#ifdef CONFIG_SYSCTL
	if (sysctl_hdr)
		unregister_net_sysctl_table(sysctl_hdr);
#endif
	//xfrm6_input_fini();
	xfrm6_policy_fini();
	xfrm6_state_fini();
}
Пример #26
0
static __net_exit void dccp_net_exit(struct net *net)
{
	struct dccp_net *dn = dccp_pernet(net);
#ifdef CONFIG_SYSCTL
	unregister_net_sysctl_table(dn->sysctl_header);
	kfree(dn->sysctl_table);
#endif
	kfree(dn);

	net_assign_generic(net, dccp_net_id, NULL);
}
Пример #27
0
static void __net_exit lowpan_frags_ns_sysctl_unregister(struct net *net)
{
	struct ctl_table *table;
	struct netns_ieee802154_lowpan *ieee802154_lowpan =
		net_ieee802154_lowpan(net);

	table = ieee802154_lowpan->sysctl.frags_hdr->ctl_table_arg;
	unregister_net_sysctl_table(ieee802154_lowpan->sysctl.frags_hdr);
	if (!net_eq(net, &init_net))
		kfree(table);
}
Пример #28
0
static void __net_exit xfrm4_net_exit(struct net *net)
{
	struct ctl_table *table;

	if (!net->ipv4.xfrm4_hdr)
		return;

	table = net->ipv4.xfrm4_hdr->ctl_table_arg;
	unregister_net_sysctl_table(net->ipv4.xfrm4_hdr);
	if (!net_eq(net, &init_net))
		kfree(table);
}
static void
nf_ct_unregister_sysctl(struct ctl_table_header **header,
			struct ctl_table **table,
			unsigned int users)
{
	if (users > 0)
		return;

	unregister_net_sysctl_table(*header);
	kfree(*table);
	*header = NULL;
	*table = NULL;
}
Пример #30
0
static __init int sysctl_ipv4_init(void)
{
	struct ctl_table_header *hdr;

	hdr = register_net_sysctl(&init_net, "net/ipv4", ipv4_table);
	if (!hdr)
		return -ENOMEM;

	if (register_pernet_subsys(&ipv4_sysctl_ops)) {
		unregister_net_sysctl_table(hdr);
		return -ENOMEM;
	}

	return 0;
}