diff --git a/drivers/staging/comedi/drivers/ni_daq_700.c b/drivers/staging/comedi/drivers/ni_daq_700.c
index 59f7632351e0..dbc5fc64e438 100644
--- a/drivers/staging/comedi/drivers/ni_daq_700.c
+++ b/drivers/staging/comedi/drivers/ni_daq_700.c
@@ -53,16 +53,10 @@ IRQ is assigned but not used.
 
 static struct pcmcia_device *pcmcia_cur_dev;
 
-#define DIO700_SIZE 8		/*  size of io region used by board */
-
 struct dio700_board {
 	const char *name;
 };
 
-#define _700_SIZE 8
-
-#define _700_DATA 0
-
 #define DIO_W		0x04
 #define DIO_R		0x05