Convert the comedi_subdevice access from pointer math to array
access.
Signed-off-by: H Hartley Sweeten <[email protected]>
Cc: Greg Kroah-Hartman <[email protected]>
---
drivers/staging/comedi/drivers/rtd520.c | 10 +++++-----
1 file changed, 5 insertions(+), 5 deletions(-)
diff --git a/drivers/staging/comedi/drivers/rtd520.c
b/drivers/staging/comedi/drivers/rtd520.c
index 5aa8be1..58f5922 100644
--- a/drivers/staging/comedi/drivers/rtd520.c
+++ b/drivers/staging/comedi/drivers/rtd520.c
@@ -783,7 +783,7 @@ static irqreturn_t rtd_interrupt(int irq, /* interrupt
number (ignored) */
void *d)
{ /* our data *//* cpu context (ignored) */
struct comedi_device *dev = d;
- struct comedi_subdevice *s = dev->subdevices + 0; /* analog in
subdevice */
+ struct comedi_subdevice *s = &dev->subdevices[0];
struct rtdPrivate *devpriv = dev->private;
u32 overrun;
u16 status;
@@ -1706,7 +1706,7 @@ static int rtd_attach(struct comedi_device *dev, struct
comedi_devconfig *it)
if (ret)
return ret;
- s = dev->subdevices + 0;
+ s = &dev->subdevices[0];
dev->read_subdev = s;
/* analog input subdevice */
s->type = COMEDI_SUBD_AI;
@@ -1726,7 +1726,7 @@ static int rtd_attach(struct comedi_device *dev, struct
comedi_devconfig *it)
s->cancel = rtd_ai_cancel;
/* s->poll = rtd_ai_poll; *//* not ready yet */
- s = dev->subdevices + 1;
+ s = &dev->subdevices[1];
/* analog output subdevice */
s->type = COMEDI_SUBD_AO;
s->subdev_flags = SDF_WRITABLE;
@@ -1736,7 +1736,7 @@ static int rtd_attach(struct comedi_device *dev, struct
comedi_devconfig *it)
s->insn_write = rtd_ao_winsn;
s->insn_read = rtd_ao_rinsn;
- s = dev->subdevices + 2;
+ s = &dev->subdevices[2];
/* digital i/o subdevice */
s->type = COMEDI_SUBD_DIO;
s->subdev_flags = SDF_READABLE | SDF_WRITABLE;
@@ -1748,7 +1748,7 @@ static int rtd_attach(struct comedi_device *dev, struct
comedi_devconfig *it)
s->insn_config = rtd_dio_insn_config;
/* timer/counter subdevices (not currently supported) */
- s = dev->subdevices + 3;
+ s = &dev->subdevices[3];
s->type = COMEDI_SUBD_COUNTER;
s->subdev_flags = SDF_READABLE | SDF_WRITABLE;
s->n_chan = 3;
--
1.7.11
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