diff options
| -rw-r--r-- | net/ipv4/ipip.c | 24 |
1 files changed, 6 insertions, 18 deletions
diff --git a/net/ipv4/ipip.c b/net/ipv4/ipip.c index 7242ffc..eda04fe 100644 --- a/net/ipv4/ipip.c +++ b/net/ipv4/ipip.c @@ -775,17 +775,8 @@ static void ipip_destroy_tunnels(struct ipip_net *ipn, struct list_head *head) static int ipip_init_net(struct net *net) { + struct ipip_net *ipn = net_generic(net, ipip_net_id); int err; - struct ipip_net *ipn; - - err = -ENOMEM; - ipn = kzalloc(sizeof(struct ipip_net), GFP_KERNEL); - if (ipn == NULL) - goto err_alloc; - - err = net_assign_generic(net, ipip_net_id, ipn); - if (err < 0) - goto err_assign; ipn->tunnels[0] = ipn->tunnels_wc; ipn->tunnels[1] = ipn->tunnels_l; @@ -812,29 +803,26 @@ err_reg_dev: free_netdev(ipn->fb_tunnel_dev); err_alloc_dev: /* nothing */ -err_assign: - kfree(ipn); -err_alloc: return err; } static void ipip_exit_net(struct net *net) { - struct ipip_net *ipn; + struct ipip_net *ipn = net_generic(net, ipip_net_id); LIST_HEAD(list); - ipn = net_generic(net, ipip_net_id); rtnl_lock(); ipip_destroy_tunnels(ipn, &list); unregister_netdevice_queue(ipn->fb_tunnel_dev, &list); unregister_netdevice_many(&list); rtnl_unlock(); - kfree(ipn); } static struct pernet_operations ipip_net_ops = { .init = ipip_init_net, .exit = ipip_exit_net, + .id = &ipip_net_id, + .size = sizeof(struct ipip_net), }; static int __init ipip_init(void) @@ -848,7 +836,7 @@ static int __init ipip_init(void) return -EAGAIN; } - err = register_pernet_gen_device(&ipip_net_id, &ipip_net_ops); + err = register_pernet_device(&ipip_net_ops); if (err) xfrm4_tunnel_deregister(&ipip_handler, AF_INET); @@ -860,7 +848,7 @@ static void __exit ipip_fini(void) if (xfrm4_tunnel_deregister(&ipip_handler, AF_INET)) printk(KERN_INFO "ipip close: can't deregister tunnel\n"); - unregister_pernet_gen_device(ipip_net_id, &ipip_net_ops); + unregister_pernet_device(&ipip_net_ops); } module_init(ipip_init); |