diff --git a/drivers/staging/comedi/drivers/ni_daq_700.c b/drivers/staging/comedi/drivers/ni_daq_700.c
index 99ce234ddfa9..749bc5a8e447 100644
--- a/drivers/staging/comedi/drivers/ni_daq_700.c
+++ b/drivers/staging/comedi/drivers/ni_daq_700.c
@@ -62,10 +62,6 @@ struct dio700_board {
 	int device_id;		/*  device id for pcmcia board */
 	enum dio700_bustype bustype;	/*  PCMCIA */
 	int have_dio;		/*  have daqcard-700 dio */
-	/*  function pointers so we can use inb/outb or readb/writeb */
-	/*  as appropriate */
-	unsigned int (*read_byte) (unsigned int address);
-	void (*write_byte) (unsigned int byte, unsigned int address);
 };
 
 static const struct dio700_board dio700_boards[] = {