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staging: comedi: pcl816: remove subdevice pointer math

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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 18:52:49 -07:00 committed by Greg Kroah-Hartman
parent 93a37955bc
commit 9417de06e0
1 changed files with 3 additions and 3 deletions
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6
drivers/staging/comedi/drivers/pcl816.c
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@ -258,7 +258,7 @@ static int pcl816_ai_insn_read(struct comedi_device *dev,
static irqreturn_t interrupt_pcl816_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, hi;
int timeout = 50; /* wait max 50us */
@ -349,7 +349,7 @@ static void transfer_from_dma_buf(struct comedi_device *dev,
static irqreturn_t interrupt_pcl816_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 len, bufptr, this_dma_buf;
unsigned long dma_flags;
short *ptr;
@ -1183,7 +1183,7 @@ no_dma:
if (ret)
return ret;
s = dev->subdevices + 0;
s = &dev->subdevices[0];
if (board->n_aichan > 0) {
s->type = COMEDI_SUBD_AI;
devpriv->sub_ai = s;