Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input
[linux-btrfs-devel.git] / net / xfrm / xfrm_sysctl.c
blob05640bc9594b7b5dc61b6e0dcd3b850e993af582
1 #include <linux/sysctl.h>
2 #include <linux/slab.h>
3 #include <net/net_namespace.h>
4 #include <net/xfrm.h>
6 static void __net_init __xfrm_sysctl_init(struct net *net)
8 net->xfrm.sysctl_aevent_etime = XFRM_AE_ETIME;
9 net->xfrm.sysctl_aevent_rseqth = XFRM_AE_SEQT_SIZE;
10 net->xfrm.sysctl_larval_drop = 1;
11 net->xfrm.sysctl_acq_expires = 30;
14 #ifdef CONFIG_SYSCTL
15 static struct ctl_table xfrm_table[] = {
17 .procname = "xfrm_aevent_etime",
18 .maxlen = sizeof(u32),
19 .mode = 0644,
20 .proc_handler = proc_dointvec
23 .procname = "xfrm_aevent_rseqth",
24 .maxlen = sizeof(u32),
25 .mode = 0644,
26 .proc_handler = proc_dointvec
29 .procname = "xfrm_larval_drop",
30 .maxlen = sizeof(int),
31 .mode = 0644,
32 .proc_handler = proc_dointvec
35 .procname = "xfrm_acq_expires",
36 .maxlen = sizeof(int),
37 .mode = 0644,
38 .proc_handler = proc_dointvec
43 int __net_init xfrm_sysctl_init(struct net *net)
45 struct ctl_table *table;
47 __xfrm_sysctl_init(net);
49 table = kmemdup(xfrm_table, sizeof(xfrm_table), GFP_KERNEL);
50 if (!table)
51 goto out_kmemdup;
52 table[0].data = &net->xfrm.sysctl_aevent_etime;
53 table[1].data = &net->xfrm.sysctl_aevent_rseqth;
54 table[2].data = &net->xfrm.sysctl_larval_drop;
55 table[3].data = &net->xfrm.sysctl_acq_expires;
57 net->xfrm.sysctl_hdr = register_net_sysctl_table(net, net_core_path, table);
58 if (!net->xfrm.sysctl_hdr)
59 goto out_register;
60 return 0;
62 out_register:
63 kfree(table);
64 out_kmemdup:
65 return -ENOMEM;
68 void __net_exit xfrm_sysctl_fini(struct net *net)
70 struct ctl_table *table;
72 table = net->xfrm.sysctl_hdr->ctl_table_arg;
73 unregister_net_sysctl_table(net->xfrm.sysctl_hdr);
74 kfree(table);
76 #else
77 int __net_init xfrm_sysctl_init(struct net *net)
79 __xfrm_sysctl_init(net);
80 return 0;
82 #endif