Commit 3a207891 authored by H Hartley Sweeten's avatar H Hartley Sweeten Committed by Greg Kroah-Hartman
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staging: comedi: dt9812: 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 9263cd67

drivers/staging/comedi/drivers/dt9812.c

+4 −4
Original line number Diff line number Diff line
@@ -1041,7 +1041,7 @@ static int dt9812_attach(struct comedi_device *dev, struct comedi_devconfig *it) 
		return ret;



	/* digital input subdevice */

	s = dev->subdevices + 0;

	s = &dev->subdevices[0];

	s->type = COMEDI_SUBD_DI;

	s->subdev_flags = SDF_READABLE;

	s->n_chan = 0;
@@ -1050,7 +1050,7 @@ static int dt9812_attach(struct comedi_device *dev, struct comedi_devconfig *it) 
	s->insn_read = &dt9812_di_rinsn;



	/* digital output subdevice */

	s = dev->subdevices + 1;

	s = &dev->subdevices[1];

	s->type = COMEDI_SUBD_DO;

	s->subdev_flags = SDF_WRITEABLE;

	s->n_chan = 0;
@@ -1059,7 +1059,7 @@ static int dt9812_attach(struct comedi_device *dev, struct comedi_devconfig *it) 
	s->insn_write = &dt9812_do_winsn;



	/* analog input subdevice */

	s = dev->subdevices + 2;

	s = &dev->subdevices[2];

	s->type = COMEDI_SUBD_AI;

	s->subdev_flags = SDF_READABLE | SDF_GROUND;

	s->n_chan = 0;
@@ -1068,7 +1068,7 @@ static int dt9812_attach(struct comedi_device *dev, struct comedi_devconfig *it) 
	s->insn_read = &dt9812_ai_rinsn;



	/* analog output subdevice */

	s = dev->subdevices + 3;

	s = &dev->subdevices[3];

	s->type = COMEDI_SUBD_AO;

	s->subdev_flags = SDF_WRITEABLE;

	s->n_chan = 0;