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Commit 54be9353 authored by H Hartley Sweeten's avatar H Hartley Sweeten Committed by Greg Kroah-Hartman
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staging: comedi: ni_daq_700: remove unused private data variable 



The 'have_irq' variable is not needed since this driver doesn't
use interrupts. Remove it.

The kfree(s->private) needs to remain to free the memory allocated
in subdev_700_init().

Signed-off-by: default avatarH Hartley Sweeten <hsweeten@visionengravers.com>
Cc: Ian Abbott <abbotti@mev.co.uk>
Cc: Frank Mori Hess <fmhess@users.sourceforge.net>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 109d5d54

drivers/staging/comedi/drivers/ni_daq_700.c

+1 −4
Original line number Diff line number Diff line
@@ -69,7 +69,6 @@ struct dio700_board { 
struct subdev_700_struct {

	unsigned long cb_arg;

	int (*cb_func) (int, int, int, unsigned long);

	int have_irq;

};



#define CALLBACK_ARG	(((struct subdev_700_struct *)s->private)->cb_arg)
@@ -166,8 +165,6 @@ static void subdev_700_cleanup(struct comedi_device *dev, 
			       struct comedi_subdevice *s)

{

	if (s->private)

		if (subdevpriv->have_irq)



		kfree(s->private);

}