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staging: comedi: rtd520: use dev->read_subdev

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Use the dev->read_subdev that was setup in the device attach instead
of accessing the dev->subdevices array directly.

Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Reviewed-by: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
H Hartley Sweeten 2013-12-05 13:43:47 -07:00 committed by Greg Kroah-Hartman
parent bea70d0b2d
commit 9eba3a279b
1 changed files with 1 additions and 1 deletions
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2
drivers/staging/comedi/drivers/rtd520.c
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@ -689,7 +689,7 @@ static int ai_read_dregs(struct comedi_device *dev, struct comedi_subdevice *s)
static irqreturn_t rtd_interrupt(int irq, void *d)
{
struct comedi_device *dev = d;
struct comedi_subdevice *s = &dev->subdevices[0];
struct comedi_subdevice *s = dev->read_subdev;
struct rtd_private *devpriv = dev->private;
u32 overrun;
u16 status;