Bluetooth: Avoid hard-coded IO capability values in SMP

This is a trivial change to use a proper define for the NoInputNoOutput
IO capability instead of hard-coded values.
Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>

net/bluetooth/smp.c

@@ -959,7 +959,7 @@ static u8 smp_cmd_pairing_req(struct l2cap_conn *conn, struct sk_buff *skb)
 	memcpy(&smp->preq[1], req, sizeof(*req));
 	skb_pull(skb, sizeof(*req));
 
-	if (conn->hcon->io_capability == 0x03)
+	if (conn->hcon->io_capability == HCI_IO_NO_INPUT_OUTPUT)
 		sec_level = BT_SECURITY_MEDIUM;
 	else
 		sec_level = authreq_to_seclevel(auth);
@@ -1169,7 +1169,7 @@ static u8 smp_cmd_security_req(struct l2cap_conn *conn, struct sk_buff *skb)
 
 	auth = rp->auth_req & AUTH_REQ_MASK;
 
-	if (hcon->io_capability == 0x03)
+	if (hcon->io_capability == HCI_IO_NO_INPUT_OUTPUT)
 		sec_level = BT_SECURITY_MEDIUM;
 	else
 		sec_level = authreq_to_seclevel(auth);