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staging: comedi: amplc_dio200: remove subdevice pointer math 

Convert the comedi_subdevice access from pointer math to array
access.

Use a local variable for the subdevice pointer to keep the line
< 80 chars.

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 18:29:25 -07:00 committed by Greg Kroah-Hartman
parent 40c4db8b6d
commit 6b680f90c3
1 changed files with 3 additions and 3 deletions
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6
drivers/staging/comedi/drivers/amplc_dio200.c
View File

@ -978,15 +978,15 @@ static irqreturn_t dio200_interrupt(int irq, void *d)
{
struct comedi_device *dev = d;
struct dio200_private *devpriv = dev->private;
struct comedi_subdevice *s;
int handled;
if (!dev->attached)
return IRQ_NONE;
if (devpriv->intr_sd >= 0) {
handled = dio200_handle_read_intr(dev,
dev->subdevices +
devpriv->intr_sd);
s = &dev->subdevices[devpriv->intr_sd];
handled = dio200_handle_read_intr(dev, s);
} else {
handled = 0;
}