Bluetooth: Remove unused mask parameter in sco_conn_defer_accept

From Bluetooth Core v4.0 specification, 7.1.8 Accept Connection Request
Command "When accepting synchronous connection request, the Role
parameter is not used and will be ignored by the BR/EDR Controller."

Signed-off-by: Frédéric Dalleau <frederic.dalleau@linux.intel.com>
Acked-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>

net/bluetooth/sco.c

@@ -651,7 +651,7 @@ static int sco_sock_sendmsg(struct kiocb *iocb, struct socket *sock,
 	return err;
 }
 
-static void sco_conn_defer_accept(struct hci_conn *conn, int mask)
+static void sco_conn_defer_accept(struct hci_conn *conn)
 {
 	struct hci_dev *hdev = conn->hdev;
 
@@ -663,11 +663,7 @@ static void sco_conn_defer_accept(struct hci_conn *conn, int mask)
 		struct hci_cp_accept_conn_req cp;
 
 		bacpy(&cp.bdaddr, &conn->dst);
-
-		if (lmp_rswitch_capable(hdev) && (mask & HCI_LM_MASTER))
-			cp.role = 0x00; /* Become master */
-		else
-			cp.role = 0x01; /* Remain slave */
+		cp.role = 0x00; /* Ignored */
 
 		hci_send_cmd(hdev, HCI_OP_ACCEPT_CONN_REQ, sizeof(cp), &cp);
 	} else {
@@ -697,7 +693,7 @@ static int sco_sock_recvmsg(struct kiocb *iocb, struct socket *sock,
 
 	if (sk->sk_state == BT_CONNECT2 &&
 	    test_bit(BT_SK_DEFER_SETUP, &bt_sk(sk)->flags)) {
-		sco_conn_defer_accept(pi->conn->hcon, 0);
+		sco_conn_defer_accept(pi->conn->hcon);
 		sk->sk_state = BT_CONFIG;
 		msg->msg_namelen = 0;