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-rw-r--r--net/sctp/protocol.c64
1 files changed, 41 insertions, 23 deletions
diff --git a/net/sctp/protocol.c b/net/sctp/protocol.c
index b714333..3d9ea9a 100644
--- a/net/sctp/protocol.c
+++ b/net/sctp/protocol.c
@@ -1186,7 +1186,7 @@ static void sctp_v4_del_protocol(void)
unregister_inetaddr_notifier(&sctp_inetaddr_notifier);
}
-static int __net_init sctp_net_init(struct net *net)
+static int __net_init sctp_defaults_init(struct net *net)
{
int status;
@@ -1279,12 +1279,6 @@ static int __net_init sctp_net_init(struct net *net)
sctp_dbg_objcnt_init(net);
- /* Initialize the control inode/socket for handling OOTB packets. */
- if ((status = sctp_ctl_sock_init(net))) {
- pr_err("Failed to initialize the SCTP control sock\n");
- goto err_ctl_sock_init;
- }
-
/* Initialize the local address list. */
INIT_LIST_HEAD(&net->sctp.local_addr_list);
spin_lock_init(&net->sctp.local_addr_lock);
@@ -1300,9 +1294,6 @@ static int __net_init sctp_net_init(struct net *net)
return 0;
-err_ctl_sock_init:
- sctp_dbg_objcnt_exit(net);
- sctp_proc_exit(net);
err_init_proc:
cleanup_sctp_mibs(net);
err_init_mibs:
@@ -1311,15 +1302,12 @@ err_sysctl_register:
return status;
}
-static void __net_exit sctp_net_exit(struct net *net)
+static void __net_exit sctp_defaults_exit(struct net *net)
{
/* Free the local address list */
sctp_free_addr_wq(net);
sctp_free_local_addr_list(net);
- /* Free the control endpoint. */
- inet_ctl_sock_destroy(net->sctp.ctl_sock);
-
sctp_dbg_objcnt_exit(net);
sctp_proc_exit(net);
@@ -1327,9 +1315,32 @@ static void __net_exit sctp_net_exit(struct net *net)
sctp_sysctl_net_unregister(net);
}
-static struct pernet_operations sctp_net_ops = {
- .init = sctp_net_init,
- .exit = sctp_net_exit,
+static struct pernet_operations sctp_defaults_ops = {
+ .init = sctp_defaults_init,
+ .exit = sctp_defaults_exit,
+};
+
+static int __net_init sctp_ctrlsock_init(struct net *net)
+{
+ int status;
+
+ /* Initialize the control inode/socket for handling OOTB packets. */
+ status = sctp_ctl_sock_init(net);
+ if (status)
+ pr_err("Failed to initialize the SCTP control sock\n");
+
+ return status;
+}
+
+static void __net_init sctp_ctrlsock_exit(struct net *net)
+{
+ /* Free the control endpoint. */
+ inet_ctl_sock_destroy(net->sctp.ctl_sock);
+}
+
+static struct pernet_operations sctp_ctrlsock_ops = {
+ .init = sctp_ctrlsock_init,
+ .exit = sctp_ctrlsock_exit,
};
/* Initialize the universe into something sensible. */
@@ -1462,8 +1473,11 @@ static __init int sctp_init(void)
sctp_v4_pf_init();
sctp_v6_pf_init();
- status = sctp_v4_protosw_init();
+ status = register_pernet_subsys(&sctp_defaults_ops);
+ if (status)
+ goto err_register_defaults;
+ status = sctp_v4_protosw_init();
if (status)
goto err_protosw_init;
@@ -1471,9 +1485,9 @@ static __init int sctp_init(void)
if (status)
goto err_v6_protosw_init;
- status = register_pernet_subsys(&sctp_net_ops);
+ status = register_pernet_subsys(&sctp_ctrlsock_ops);
if (status)
- goto err_register_pernet_subsys;
+ goto err_register_ctrlsock;
status = sctp_v4_add_protocol();
if (status)
@@ -1489,12 +1503,14 @@ out:
err_v6_add_protocol:
sctp_v4_del_protocol();
err_add_protocol:
- unregister_pernet_subsys(&sctp_net_ops);
-err_register_pernet_subsys:
+ unregister_pernet_subsys(&sctp_ctrlsock_ops);
+err_register_ctrlsock:
sctp_v6_protosw_exit();
err_v6_protosw_init:
sctp_v4_protosw_exit();
err_protosw_init:
+ unregister_pernet_subsys(&sctp_defaults_ops);
+err_register_defaults:
sctp_v4_pf_exit();
sctp_v6_pf_exit();
sctp_sysctl_unregister();
@@ -1527,12 +1543,14 @@ static __exit void sctp_exit(void)
sctp_v6_del_protocol();
sctp_v4_del_protocol();
- unregister_pernet_subsys(&sctp_net_ops);
+ unregister_pernet_subsys(&sctp_ctrlsock_ops);
/* Free protosw registrations */
sctp_v6_protosw_exit();
sctp_v4_protosw_exit();
+ unregister_pernet_subsys(&sctp_defaults_ops);
+
/* Unregister with socket layer. */
sctp_v6_pf_exit();
sctp_v4_pf_exit();
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