Bluetooth: Use new hci_skb_pkt_* wrappers for drivers

The new hci_skb_pkt_* wrappers are mainly intented for drivers to
require less knowledge about bt_cb(sbk) handling. So after converting
the core packet handling, convert all drivers.

Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
diff --git a/drivers/bluetooth/hci_vhci.c b/drivers/bluetooth/hci_vhci.c
index ed888e3..80783dc 100644
--- a/drivers/bluetooth/hci_vhci.c
+++ b/drivers/bluetooth/hci_vhci.c
@@ -80,7 +80,7 @@
 {
 	struct vhci_data *data = hci_get_drvdata(hdev);
 
-	memcpy(skb_push(skb, 1), &bt_cb(skb)->pkt_type, 1);
+	memcpy(skb_push(skb, 1), &hci_skb_pkt_type(skb), 1);
 	skb_queue_tail(&data->readq, skb);
 
 	wake_up_interruptible(&data->read_wait);
@@ -140,7 +140,7 @@
 		return -EBUSY;
 	}
 
-	bt_cb(skb)->pkt_type = HCI_VENDOR_PKT;
+	hci_skb_pkt_type(skb) = HCI_VENDOR_PKT;
 
 	*skb_put(skb, 1) = 0xff;
 	*skb_put(skb, 1) = opcode;
@@ -183,7 +183,7 @@
 			return -ENODEV;
 		}
 
-		bt_cb(skb)->pkt_type = pkt_type;
+		hci_skb_pkt_type(skb) = pkt_type;
 
 		ret = hci_recv_frame(data->hdev, skb);
 		break;
@@ -234,7 +234,7 @@
 
 	data->hdev->stat.byte_tx += len;
 
-	switch (bt_cb(skb)->pkt_type) {
+	switch (hci_skb_pkt_type(skb)) {
 	case HCI_COMMAND_PKT:
 		data->hdev->stat.cmd_tx++;
 		break;