staging: comedi: ni_daq_700: remove thisboard macro

PATCH In review H Hartley Sweeten 1 participant 1 message Jun 22, 2012 Staging

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H Hartley Sweeten

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2012-06-22 23:25 UTC #0 lore raw

PATCH 16/31 staging: comedi: ni_daq_700: remove thisboard macro

The 'thisboard' macro relies on a local variable having a specific name and yields a pointer derived from that local variable. Replace the macro with local variables and use the comedi_board() helper to get the pointer.

Signed-off-by H Hartley Sweeten <[email protected]>

Cc Ian Abbott <[email protected]>

Cc Frank Mori Hess <[email protected]>

Cc Greg Kroah-hartman <[email protected]>

---
 drivers/staging/comedi/drivers/ni_daq_700.c | 6 +-----
 1 file changed, 1 insertion(+), 5 deletions(-)

drivers/staging/comedi/drivers/ni_daq_700.c +1 -5

index 864bef7..2f84934 100644
@@ -59,11 +59,6 @@ struct dio700_board {
 	const char *name;
 };
 
-/*
- * Useful for shorthand access to the particular board structure
- */
-#define thisboard ((const struct dio700_board *)dev->board_ptr)
-
 #define _700_SIZE 8
 
 #define _700_DATA 0

@@ -178,6 +173,7 @@ static void subdev_700_cleanup(struct comedi_device *dev,
 
 static int dio700_attach(struct comedi_device *dev, struct comedi_devconfig *it)
 {
+	const struct dio700_board *thisboard = comedi_board(dev);
 	struct comedi_subdevice *s;
 	unsigned long iobase = 0;
 #ifdef incomplete

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