[KEY]: Clean up proc files creation a bit.

Mainly this removes ifdef-s from inside the ipsec_pfkey_init.

Signed-off-by: Pavel Emelyanov <xemul@openvz.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 27 insertions, 8 deletions

diff --git a/net/key/af_key.c b/net/key/af_key.c
index 45c3c27d279a..162fcea3324c 100644
--- a/net/key/af_key.c
+++ b/net/key/af_key.c
@@ -3782,6 +3782,29 @@ done:
 
         return len;
 }
+
+static int pfkey_init_proc(void)
+{
+        if (create_proc_read_entry("pfkey", 0, init_net.proc_net,
+                                pfkey_read_proc, NULL) == NULL)
+                return -ENOMEM;
+        else
+                return 0;
+}
+
+static void pfkey_exit_proc(void)
+{
+        remove_proc_entry("net/pfkey", NULL);
+}
+#else
+static inline int pfkey_init_proc(void)
+{
+        return 0;
+}
+
+static inline void pfkey_exit_proc(void)
+{
+}
 #endif
 
 static struct xfrm_mgr pfkeyv2_mgr =
@@ -3798,7 +3821,7 @@ static struct xfrm_mgr pfkeyv2_mgr =
 static void __exit ipsec_pfkey_exit(void)
 {
         xfrm_unregister_km(&pfkeyv2_mgr);
-        remove_proc_entry("pfkey", init_net.proc_net);
+        pfkey_exit_proc();
         sock_unregister(PF_KEY);
         proto_unregister(&key_proto);
 }
@@ -3813,21 +3836,17 @@ static int __init ipsec_pfkey_init(void)
         err = sock_register(&pfkey_family_ops);
         if (err != 0)
                 goto out_unregister_key_proto;
-#ifdef CONFIG_PROC_FS
-        err = -ENOMEM;
-        if (create_proc_read_entry("pfkey", 0, init_net.proc_net, pfkey_read_proc, NULL) == NULL)
+        err = pfkey_init_proc();
+        if (err != 0)
                 goto out_sock_unregister;
-#endif
         err = xfrm_register_km(&pfkeyv2_mgr);
         if (err != 0)
                 goto out_remove_proc_entry;
 out:
         return err;
 out_remove_proc_entry:
-#ifdef CONFIG_PROC_FS
-        remove_proc_entry("net/pfkey", NULL);
+        pfkey_exit_proc();
 out_sock_unregister:
-#endif
         sock_unregister(PF_KEY);
 out_unregister_key_proto:
         proto_unregister(&key_proto);