staging: rtl8712: Remove unnecessary parentheses

Remove unnecessary parentheses between 'address-of' operators
and struct members.
Issues found with checkpatch.pl
Signed-off-by: Dafna Hirschfeld <dafna3@gmail.com>
Acked-by: Julia Lawall <julia.lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/rtl8712/rtl871x_io.c

@@ -68,7 +68,7 @@ static uint _init_intf_hdl(struct _adapter *padapter,
 	set_intf_option(&pintf_hdl->intf_option);
 	set_intf_funs(pintf_hdl);
 	set_intf_ops(&pintf_hdl->io_ops);
-	pintf_priv->intf_dev = (u8 *)&(padapter->dvobjpriv);
+	pintf_priv->intf_dev = (u8 *)&padapter->dvobjpriv;
 	if (init_intf_priv(pintf_priv) == _FAIL)
 		goto _init_intf_hdl_fail;
 	return _SUCCESS;
@@ -92,7 +92,7 @@ static uint register_intf_hdl(u8 *dev, struct intf_hdl *pintfhdl)
 
 	pintfhdl->intf_option = 0;
 	pintfhdl->adapter = dev;
-	pintfhdl->intf_dev = (u8 *)&(adapter->dvobjpriv);
+	pintfhdl->intf_dev = (u8 *)&adapter->dvobjpriv;
 	if (!_init_intf_hdl(adapter, pintfhdl))
 		goto register_intf_hdl_fail;
 	return _SUCCESS;
@@ -135,7 +135,7 @@ uint r8712_alloc_io_queue(struct _adapter *adapter)
 		list_add_tail(&pio_req->list, &pio_queue->free_ioreqs);
 		pio_req++;
 	}
-	if ((register_intf_hdl((u8 *)adapter, &(pio_queue->intf))) == _FAIL)
+	if ((register_intf_hdl((u8 *)adapter, &pio_queue->intf)) == _FAIL)
 		goto alloc_io_queue_fail;
 	adapter->pio_queue = pio_queue;
 	return _SUCCESS;