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staging: comedi: ni_daq_dio24: remove thisboard macro

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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 a local variable and use the comedi_board()
helper to get the pointer.

Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Cc: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
H Hartley Sweeten
2013-01-30 16:45:09 -07:00
committed by Greg Kroah-Hartman
parent 25602bd735
commit fb89942cb3
1 changed files with 2 additions and 5 deletions
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7
drivers/staging/comedi/drivers/ni_daq_dio24.c
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@@ -83,11 +83,6 @@ static const struct dio24_board_struct dio24_boards[] = {
},
};
/*
* Useful for shorthand access to the particular board structure
*/
#define thisboard ((const struct dio24_board_struct *)dev->board_ptr)
struct dio24_private {
int data; /* number of data points left to be taken */
@@ -95,6 +90,7 @@ struct dio24_private {
static int dio24_attach(struct comedi_device *dev, struct comedi_devconfig *it)
{
const struct dio24_board_struct *thisboard = comedi_board(dev);
struct dio24_private *devpriv;
struct comedi_subdevice *s;
unsigned long iobase = 0;
@@ -159,6 +155,7 @@ static int dio24_attach(struct comedi_device *dev, struct comedi_devconfig *it)
static void dio24_detach(struct comedi_device *dev)
{
const struct dio24_board_struct *thisboard = comedi_board(dev);
struct comedi_subdevice *s;
if (dev->subdevices) {