staging: r8188eu: pass struct adapter to usb_write

The usb_write function takes a struct intf_hdl only to extract the struct
adapter from it. We can pass struct adapter directly.
Signed-off-by: Martin Kaiser <martin@kaiser.cx>
Tested-by: Philipp Hortmann <philipp.g.hortmann@gmail.com> # Edimax N150
Link: https://lore.kernel.org/r/20230123205342.229589-3-martin@kaiser.cxSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/r8188eu/hal/usb_ops_linux.c

@@ -49,9 +49,8 @@ static int usb_read(struct adapter *adapt, u16 value, void *data, u8 size)
 	return status;
 }
 
-static int usb_write(struct intf_hdl *intf, u16 value, void *data, u8 size)
+static int usb_write(struct adapter *adapt, u16 value, void *data, u8 size)
 {
-	struct adapter *adapt = intf->padapter;
 	struct dvobj_priv *dvobjpriv = adapter_to_dvobj(adapt);
 	struct usb_device *udev = dvobjpriv->pusbdev;
 	int status;
@@ -131,48 +130,44 @@ int __must_check rtw_read32(struct adapter *adapter, u32 addr, u32 *data)
 
 int rtw_write8(struct adapter *adapter, u32 addr, u8 val)
 {
-	struct intf_hdl *intf = &adapter->intf;
 	u16 value = addr & 0xffff;
 	int ret;
 
-	ret = usb_write(intf, value, &val, 1);
+	ret = usb_write(adapter, value, &val, 1);
 
 	return RTW_STATUS_CODE(ret);
 }
 
 int rtw_write16(struct adapter *adapter, u32 addr, u16 val)
 {
-	struct intf_hdl *intf = &adapter->intf;
 	u16 value = addr & 0xffff;
 	__le16 data = cpu_to_le16(val);
 	int ret;
 
-	ret = usb_write(intf, value, &data, 2);
+	ret = usb_write(adapter, value, &data, 2);
 
 	return RTW_STATUS_CODE(ret);
 }
 
 int rtw_write32(struct adapter *adapter, u32 addr, u32 val)
 {
-	struct intf_hdl *intf = &adapter->intf;
 	u16 value = addr & 0xffff;
 	__le32 data = cpu_to_le32(val);
 	int ret;
 
-	ret = usb_write(intf, value, &data, 4);
+	ret = usb_write(adapter, value, &data, 4);
 
 	return RTW_STATUS_CODE(ret);
 }
 
 int rtw_writeN(struct adapter *adapter, u32 addr, u32 length, u8 *data)
 {
-	struct intf_hdl *intf = &adapter->intf;
 	u16 value = addr & 0xffff;
 
 	if (length > VENDOR_CMD_MAX_DATA_LEN)
 		return -EINVAL;
 
-	return usb_write(intf, value, data, length);
+	return usb_write(adapter, value, data, length);
 }
 
 static void handle_txrpt_ccx_88e(struct adapter *adapter, u8 *buf)