Bluetooth: ath3k: replace hardcode numbers with define

Replaced the numbers with a readable define.

Signed-off-by: Maxim Zhukov <mussitantesmortem@gmail.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>

diff --git a/drivers/bluetooth/ath3k.c b/drivers/bluetooth/ath3k.c
index 204afe6..0a5cfea 100644 (file)
--- a/drivers/bluetooth/ath3k.c
+++ b/drivers/bluetooth/ath3k.c
@@ -227,15 +227,16 @@ static int ath3k_load_firmware(struct usb_device *udev,
                return -ENOMEM;
        }
 
-       memcpy(send_buf, firmware->data, 20);
+       memcpy(send_buf, firmware->data, FW_HDR_SIZE);
        err = usb_control_msg(udev, pipe, USB_REQ_DFU_DNLOAD, USB_TYPE_VENDOR,
-                             0, 0, send_buf, 20, USB_CTRL_SET_TIMEOUT);
+                             0, 0, send_buf, FW_HDR_SIZE,
+                             USB_CTRL_SET_TIMEOUT);
        if (err < 0) {
                BT_ERR("Can't change to loading configuration err");
                goto error;
        }
-       sent += 20;
-       count -= 20;
+       sent += FW_HDR_SIZE;
+       count -= FW_HDR_SIZE;
 
        pipe = usb_sndbulkpipe(udev, 0x02);