Bluetooth: Fixed checkpatch warnings

Fixed some checkpatch warnings in mgmt.c.

Signed-off-by: Cristian Chilipirea <cristian.chilipirea@gmail.com>
Signed-off-by: Gustavo Padovan <gustavo@padovan.org>
diff --git a/net/bluetooth/mgmt.c b/net/bluetooth/mgmt.c
index 966f6bc..25d2207 100644
--- a/net/bluetooth/mgmt.c
+++ b/net/bluetooth/mgmt.c
@@ -2944,7 +2944,8 @@
 	return 0;
 }
 
-int mgmt_new_link_key(struct hci_dev *hdev, struct link_key *key, bool persistent)
+int mgmt_new_link_key(struct hci_dev *hdev, struct link_key *key,
+		      bool persistent)
 {
 	struct mgmt_ev_new_link_key ev;