Convert the comedi_subdevice access from pointer math to array
access.
Signed-off-by: H Hartley Sweeten <hsweeten@xxxxxxxxxxxxxxxxxxx>
Cc: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
drivers/staging/comedi/drivers/pcl818.c | 18 +++++++++---------
1 file changed, 9 insertions(+), 9 deletions(-)
diff --git a/drivers/staging/comedi/drivers/pcl818.c b/drivers/staging/comedi/drivers/pcl818.c
index 34169c1..023a27d 100644
--- a/drivers/staging/comedi/drivers/pcl818.c
+++ b/drivers/staging/comedi/drivers/pcl818.c
@@ -477,7 +477,7 @@ static int pcl818_do_insn_bits(struct comedi_device *dev,
static irqreturn_t interrupt_pcl818_ai_mode13_int(int irq, void *d)
{
struct comedi_device *dev = d;
- struct comedi_subdevice *s = dev->subdevices + 0;
+ struct comedi_subdevice *s = &dev->subdevices[0];
int low;
int timeout = 50; /* wait max 50us */
@@ -536,7 +536,7 @@ conv_finish:
static irqreturn_t interrupt_pcl818_ai_mode13_dma(int irq, void *d)
{
struct comedi_device *dev = d;
- struct comedi_subdevice *s = dev->subdevices + 0;
+ struct comedi_subdevice *s = &dev->subdevices[0];
int i, len, bufptr;
unsigned long flags;
short *ptr;
@@ -615,7 +615,7 @@ static irqreturn_t interrupt_pcl818_ai_mode13_dma(int irq, void *d)
static irqreturn_t interrupt_pcl818_ai_mode13_dma_rtc(int irq, void *d)
{
struct comedi_device *dev = d;
- struct comedi_subdevice *s = dev->subdevices + 0;
+ struct comedi_subdevice *s = &dev->subdevices[0];
unsigned long tmp;
unsigned int top1, top2, i, bufptr;
long ofs_dats;
@@ -720,7 +720,7 @@ static irqreturn_t interrupt_pcl818_ai_mode13_dma_rtc(int irq, void *d)
static irqreturn_t interrupt_pcl818_ai_mode13_fifo(int irq, void *d)
{
struct comedi_device *dev = d;
- struct comedi_subdevice *s = dev->subdevices + 0;
+ struct comedi_subdevice *s = &dev->subdevices[0];
int i, len, lo;
outb(0, dev->iobase + PCL818_FI_INTCLR); /* clear fifo int request */
@@ -811,7 +811,7 @@ static irqreturn_t interrupt_pcl818(int irq, void *d)
being reprogrammed while a DMA transfer is in
progress.
*/
- struct comedi_subdevice *s = dev->subdevices + 0;
+ struct comedi_subdevice *s = &dev->subdevices[0];
devpriv->ai_act_scan = 0;
devpriv->neverending_ai = 0;
pcl818_ai_cancel(dev, s);
@@ -1763,7 +1763,7 @@ no_dma:
if (ret)
return ret;
- s = dev->subdevices + 0;
+ s = &dev->subdevices[0];
if (!board->n_aichan_se) {
s->type = COMEDI_SUBD_UNUSED;
} else {
@@ -1829,7 +1829,7 @@ no_dma:
}
}
- s = dev->subdevices + 1;
+ s = &dev->subdevices[1];
if (!board->n_aochan) {
s->type = COMEDI_SUBD_UNUSED;
} else {
@@ -1862,7 +1862,7 @@ no_dma:
}
}
- s = dev->subdevices + 2;
+ s = &dev->subdevices[2];
if (!board->n_dichan) {
s->type = COMEDI_SUBD_UNUSED;
} else {
@@ -1875,7 +1875,7 @@ no_dma:
s->insn_bits = pcl818_di_insn_bits;
}
- s = dev->subdevices + 3;
+ s = &dev->subdevices[3];
if (!board->n_dochan) {
s->type = COMEDI_SUBD_UNUSED;
} else {
--
1.7.11
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