[PATCH 11/51] staging: comedi: pcl818: use dev->read_subdev

[H Hartley Sweeten]

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 <hswee...@visionengravers.com>
Cc: Ian Abbott <abbo...@mev.co.uk>
Cc: Greg Kroah-Hartman <gre...@linuxfoundation.org>
---
 drivers/staging/comedi/drivers/pcl818.c | 9 ++++-----
 1 file changed, 4 insertions(+), 5 deletions(-)

diff --git a/drivers/staging/comedi/drivers/pcl818.c 
b/drivers/staging/comedi/drivers/pcl818.c
index fb91412..fc58700 100644
--- a/drivers/staging/comedi/drivers/pcl818.c
+++ b/drivers/staging/comedi/drivers/pcl818.c
@@ -439,7 +439,7 @@ static irqreturn_t interrupt_pcl818_ai_mode13_int(int irq, 
void *d)
 {
        struct comedi_device *dev = d;
        struct pcl818_private *devpriv = dev->private;
-       struct comedi_subdevice *s = &dev->subdevices[0];
+       struct comedi_subdevice *s = dev->read_subdev;
        unsigned char low;
        int timeout = 50;       /* wait max 50us */
 
@@ -498,7 +498,7 @@ static irqreturn_t interrupt_pcl818_ai_mode13_dma(int irq, 
void *d)
 {
        struct comedi_device *dev = d;
        struct pcl818_private *devpriv = dev->private;
-       struct comedi_subdevice *s = &dev->subdevices[0];
+       struct comedi_subdevice *s = dev->read_subdev;
        int i, len, bufptr;
        unsigned long flags;
        unsigned short *ptr;
@@ -575,7 +575,7 @@ static irqreturn_t interrupt_pcl818_ai_mode13_fifo(int irq, 
void *d)
 {
        struct comedi_device *dev = d;
        struct pcl818_private *devpriv = dev->private;
-       struct comedi_subdevice *s = &dev->subdevices[0];
+       struct comedi_subdevice *s = dev->read_subdev;
        int i, len;
        unsigned char lo;
 
@@ -667,10 +667,9 @@ static irqreturn_t interrupt_pcl818(int irq, void *d)
                           being reprogrammed while a DMA transfer is in
                           progress.
                         */
-                       struct comedi_subdevice *s = &dev->subdevices[0];
                        devpriv->ai_act_scan = 0;
                        devpriv->neverending_ai = 0;
-                       pcl818_ai_cancel(dev, s);
+                       pcl818_ai_cancel(dev, dev->read_subdev);
                }
 
                outb(0, dev->iobase + PCL818_CLRINT);   /* clear INT request */
-- 
1.8.4.4

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