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staging: comedi: pcl711: remove subdevice pointer math 

Convert the comedi_subdevice access from pointer math to array
access.

Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
H Hartley Sweeten 2012-09-05 18:51:01 -07:00 committed by Greg Kroah-Hartman
parent 88892ca3ce
commit af77727a2b
1 changed files with 5 additions and 5 deletions
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10
drivers/staging/comedi/drivers/pcl711.c
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@ -168,7 +168,7 @@ static irqreturn_t pcl711_interrupt(int irq, void *d)
int data;
struct comedi_device *dev = d;
const struct pcl711_board *board = comedi_board(dev);
struct comedi_subdevice *s = dev->subdevices + 0;
struct comedi_subdevice *s = &dev->subdevices[0];
if (!dev->attached) {
comedi_error(dev, "spurious interrupt");
@ -520,7 +520,7 @@ static int pcl711_attach(struct comedi_device *dev, struct comedi_devconfig *it)
if (ret < 0)
return ret;
s = dev->subdevices + 0;
s = &dev->subdevices[0];
/* AI subdevice */
s->type = COMEDI_SUBD_AI;
s->subdev_flags = SDF_READABLE | SDF_GROUND;
@ -536,7 +536,7 @@ static int pcl711_attach(struct comedi_device *dev, struct comedi_devconfig *it)
s->do_cmd = pcl711_ai_cmd;
}
s++;
s = &dev->subdevices[1];
/* AO subdevice */
s->type = COMEDI_SUBD_AO;
s->subdev_flags = SDF_WRITABLE;
@ -547,7 +547,7 @@ static int pcl711_attach(struct comedi_device *dev, struct comedi_devconfig *it)
s->insn_write = pcl711_ao_insn;
s->insn_read = pcl711_ao_insn_read;
s++;
s = &dev->subdevices[2];
/* 16-bit digital input */
s->type = COMEDI_SUBD_DI;
s->subdev_flags = SDF_READABLE;
@ -557,7 +557,7 @@ static int pcl711_attach(struct comedi_device *dev, struct comedi_devconfig *it)
s->range_table = &range_digital;
s->insn_bits = pcl711_di_insn_bits;
s++;
s = &dev->subdevices[3];
/* 16-bit digital out */
s->type = COMEDI_SUBD_DO;
s->subdev_flags = SDF_WRITABLE;