[PATCH 14/15] staging: comedi: comedi_parport: use dev->read_subdev in interrupt handler

H Hartley Sweeten hsweeten at visionengravers.com
Wed Aug 28 21:00:49 UTC 2013


Use the dev->read_subdev to get the comedi_subdevice instead of accessing
the dev->subdevices array directly.

Signed-off-by: H Hartley Sweeten <hsweeten at visionengravers.com>
Cc: Ian Abbott <abbotti at mev.co.uk>
Cc: Greg Kroah-Hartman <gregkh at linuxfoundation.org>
---
 drivers/staging/comedi/drivers/comedi_parport.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/staging/comedi/drivers/comedi_parport.c b/drivers/staging/comedi/drivers/comedi_parport.c
index 30ae0ec..5610030 100644
--- a/drivers/staging/comedi/drivers/comedi_parport.c
+++ b/drivers/staging/comedi/drivers/comedi_parport.c
@@ -222,7 +222,7 @@ static int parport_intr_cancel(struct comedi_device *dev,
 static irqreturn_t parport_interrupt(int irq, void *d)
 {
 	struct comedi_device *dev = d;
-	struct comedi_subdevice *s = &dev->subdevices[3];
+	struct comedi_subdevice *s = dev->read_subdev;
 	unsigned int ctrl;
 
 	ctrl = inb(dev->iobase + PARPORT_CTRL_REG);
-- 
1.8.3.2



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