Bluetooth: Enable support for out of band association model

If remote side reports oob availability or we are pairing initiator
use oob data for pairing if available.

Signed-off-by: Szymon Janc <szymon.janc@tieto.com>
Signed-off-by: Gustavo F. Padovan <padovan@profusion.mobi>

net/bluetooth/hci_event.c

@@ -2371,9 +2371,14 @@ static inline void hci_io_capa_request_evt(struct hci_dev *hdev, struct sk_buff
 
 		bacpy(&cp.bdaddr, &ev->bdaddr);
 		cp.capability = conn->io_capability;
-		cp.oob_data = 0;
 		cp.authentication = hci_get_auth_req(conn);
 
+		if ((conn->out == 0x01 || conn->remote_oob == 0x01) &&
+				hci_find_remote_oob_data(hdev, &conn->dst))
+			cp.oob_data = 0x01;
+		else
+			cp.oob_data = 0x00;
+
 		hci_send_cmd(hdev, HCI_OP_IO_CAPABILITY_REPLY,
 							sizeof(cp), &cp);
 	} else {