Bluetooth: Rename hci_acl_disconn

As hci_acl_disconn function basically sends the HCI Disconnect Command
and it is used to disconnect ACL, SCO and LE links, renaming it to
hci_disconnect is more suitable.

Signed-off-by: Andre Guedes <andre.guedes@openbossa.org>
Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
diff --git a/net/bluetooth/hci_event.c b/net/bluetooth/hci_event.c
index 477726a..5892e54 100644
--- a/net/bluetooth/hci_event.c
+++ b/net/bluetooth/hci_event.c
@@ -2399,7 +2399,7 @@
 		clear_bit(HCI_CONN_ENCRYPT_PEND, &conn->flags);
 
 		if (ev->status && conn->state == BT_CONNECTED) {
-			hci_acl_disconn(conn, HCI_ERROR_AUTH_FAILURE);
+			hci_disconnect(conn, HCI_ERROR_AUTH_FAILURE);
 			hci_conn_put(conn);
 			goto unlock;
 		}
@@ -3472,7 +3472,7 @@
 	clear_bit(HCI_CONN_ENCRYPT_PEND, &conn->flags);
 
 	if (ev->status && conn->state == BT_CONNECTED) {
-		hci_acl_disconn(conn, HCI_ERROR_AUTH_FAILURE);
+		hci_disconnect(conn, HCI_ERROR_AUTH_FAILURE);
 		hci_conn_put(conn);
 		goto unlock;
 	}