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staging: comedi: usbduxfast: 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 18:58:32 -07:00 committed by Greg Kroah-Hartman
parent 4760904fb4
commit bbea99d9c7
1 changed files with 2 additions and 2 deletions
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4
drivers/staging/comedi/drivers/usbduxfast.c
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@ -346,7 +346,7 @@ static void usbduxfastsub_ai_Irq(struct urb *urb)
return;
}
/* subdevice which is the AD converter */
s = this_comedidev->subdevices + SUBDEV_AD;
s = &this_comedidev->subdevices[SUBDEV_AD];
/* first we test if something unusual has just happened */
switch (urb->status) {
@ -1453,7 +1453,7 @@ static int usbduxfast_attach_common(struct comedi_device *dev,
/* private structure is also simply the usb-structure */
dev->private = udfs;
/* the first subdevice is the A/D converter */
s = dev->subdevices + SUBDEV_AD;
s = &dev->subdevices[SUBDEV_AD];
/*
* the URBs get the comedi subdevice which is responsible for reading
* this is the subdevice which reads data