[Bluetooth]: Move packet type into the SKB control buffer

This patch moves the usage of packet type into the SKB control
buffer. After this patch it is now possible to shrink the sk_buff
structure and redefine its pkt_type.

Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 5 insertions, 5 deletions

diff --git a/drivers/bluetooth/dtl1_cs.c b/drivers/bluetooth/dtl1_cs.c
index e39868c3da48..84c1f8839422 100644
--- a/drivers/bluetooth/dtl1_cs.c
+++ b/drivers/bluetooth/dtl1_cs.c
@@ -251,7 +251,7 @@ static void dtl1_receive(dtl1_info_t *info)
                                 info->rx_count = nsh->len + (nsh->len & 0x0001);
                                 break;
                         case RECV_WAIT_DATA:
-                                info->rx_skb->pkt_type = nsh->type;
+                                bt_cb(info->rx_skb)->pkt_type = nsh->type;
 
                                 /* remove PAD byte if it exists */
                                 if (nsh->len & 0x0001) {
@@ -262,7 +262,7 @@ static void dtl1_receive(dtl1_info_t *info)
                                 /* remove NSH */
                                 skb_pull(info->rx_skb, NSHL);
 
-                                switch (info->rx_skb->pkt_type) {
+                                switch (bt_cb(info->rx_skb)->pkt_type) {
                                 case 0x80:
                                         /* control data for the Nokia Card */
                                         dtl1_control(info, info->rx_skb);
@@ -272,12 +272,12 @@ static void dtl1_receive(dtl1_info_t *info)
                                 case 0x84:
                                         /* send frame to the HCI layer */
                                         info->rx_skb->dev = (void *) info->hdev;
-                                        info->rx_skb->pkt_type &= 0x0f;
+                                        bt_cb(info->rx_skb)->pkt_type &= 0x0f;
                                         hci_recv_frame(info->rx_skb);
                                         break;
                                 default:
                                         /* unknown packet */
-                                        BT_ERR("Unknown HCI packet with type 0x%02x received", info->rx_skb->pkt_type);
+                                        BT_ERR("Unknown HCI packet with type 0x%02x received", bt_cb(info->rx_skb)->pkt_type);
                                         kfree_skb(info->rx_skb);
                                         break;
                                 }
@@ -410,7 +410,7 @@ static int dtl1_hci_send_frame(struct sk_buff *skb)
 
         info = (dtl1_info_t *)(hdev->driver_data);
 
-        switch (skb->pkt_type) {
+        switch (bt_cb(skb)->pkt_type) {
         case HCI_COMMAND_PKT:
                 hdev->stat.cmd_tx++;
                 nsh.type = 0x81;