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Commit 13bee03e authored by H Hartley Sweeten's avatar H Hartley Sweeten Committed by Greg Kroah-Hartman
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staging: comedi: rti800: remove subdevice pointer math 



Convert the comedi_subdevice access from pointer math to array
access.

Signed-off-by: default avatarH Hartley Sweeten <hsweeten@visionengravers.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 58f20459

drivers/staging/comedi/drivers/rti800.c

+5 −5
Original line number Diff line number Diff line
@@ -360,7 +360,7 @@ static int rti800_attach(struct comedi_device *dev, struct comedi_devconfig *it) 
	devpriv->dac1_coding = it->options[8];

	devpriv->muxgain_bits = -1;



	s = dev->subdevices + 0;

	s = &dev->subdevices[0];

	/* ai subdevice */

	s->type = COMEDI_SUBD_AI;

	s->subdev_flags = SDF_READABLE | SDF_GROUND;
@@ -379,7 +379,7 @@ static int rti800_attach(struct comedi_device *dev, struct comedi_devconfig *it) 
		break;

	}



	s++;

	s = &dev->subdevices[1];

	if (board->has_ao) {

		/* ao subdevice (only on rti815) */

		s->type = COMEDI_SUBD_AO;
@@ -409,7 +409,7 @@ static int rti800_attach(struct comedi_device *dev, struct comedi_devconfig *it) 
		s->type = COMEDI_SUBD_UNUSED;

	}



	s++;

	s = &dev->subdevices[2];

	/* di */

	s->type = COMEDI_SUBD_DI;

	s->subdev_flags = SDF_READABLE;
@@ -418,7 +418,7 @@ static int rti800_attach(struct comedi_device *dev, struct comedi_devconfig *it) 
	s->maxdata = 1;

	s->range_table = &range_digital;



	s++;

	s = &dev->subdevices[3];

	/* do */

	s->type = COMEDI_SUBD_DO;

	s->subdev_flags = SDF_WRITABLE;
@@ -429,7 +429,7 @@ static int rti800_attach(struct comedi_device *dev, struct comedi_devconfig *it) 


/* don't yet know how to deal with counter/timers */

#if 0

	s++;

	s = &dev->subdevices[4];

	/* do */

	s->type = COMEDI_SUBD_TIMER;

#endif