bluetooth: Make hci_sock_cleanup() return void

hci_sock_cleanup() always returns 0 and its return value isn't used
anywhere in the code.

Compile-tested with 'make allyesconfig && make net/bluetooth/bluetooth.ko'

Signed-off-by: Tobias Klauser <tklauser@distanz.ch>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Acked-by: Marcel Holtmann <marcel@holtmann.org>

2 files changed, 2 insertions, 4 deletions

diff --git a/include/net/bluetooth/bluetooth.h b/include/net/bluetooth/bluetooth.h
index 771d17783c18..750648df13f4 100644
--- a/include/net/bluetooth/bluetooth.h
+++ b/include/net/bluetooth/bluetooth.h
@@ -170,7 +170,7 @@ static inline int skb_frags_no(struct sk_buff *skb)
 int bt_err(__u16 code);
 
 extern int hci_sock_init(void);
-extern int hci_sock_cleanup(void);
+extern void hci_sock_cleanup(void);
 
 extern int bt_sysfs_init(void);
 extern void bt_sysfs_cleanup(void);
diff --git a/net/bluetooth/hci_sock.c b/net/bluetooth/hci_sock.c
index 14991323c273..b5d4019d3572 100644
--- a/net/bluetooth/hci_sock.c
+++ b/net/bluetooth/hci_sock.c
@@ -734,7 +734,7 @@ error:
         return err;
 }
 
-int __exit hci_sock_cleanup(void)
+void __exit hci_sock_cleanup(void)
 {
         if (bt_sock_unregister(BTPROTO_HCI) < 0)
                 BT_ERR("HCI socket unregistration failed");
@@ -742,6 +742,4 @@ int __exit hci_sock_cleanup(void)
         hci_unregister_notifier(&hci_sock_nblock);
 
         proto_unregister(&hci_sk_proto);
-
-        return 0;
 }