staging: comedi: pcl812: use dev->read_subdev

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>
Cc: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/comedi/drivers/pcl812.c b/drivers/staging/comedi/drivers/pcl812.c
index 218b05d3d567f667642a7a44100a25bd2fd0bb64..380c9c29645a75d492a2de40a77a2ff607e21511 100644 (file)
--- a/drivers/staging/comedi/drivers/pcl812.c
+++ b/drivers/staging/comedi/drivers/pcl812.c
@@ -755,7 +755,7 @@ static irqreturn_t interrupt_pcl812_ai_int(int irq, void *d)
        unsigned int mask, timeout;
        struct comedi_device *dev = d;
        struct pcl812_private *devpriv = dev->private;
-       struct comedi_subdevice *s = &dev->subdevices[0];
+       struct comedi_subdevice *s = dev->read_subdev;
        unsigned int next_chan;
 
        s->async->events = 0;
@@ -858,7 +858,7 @@ static irqreturn_t interrupt_pcl812_ai_dma(int irq, void *d)
 {
        struct comedi_device *dev = d;
        struct pcl812_private *devpriv = dev->private;
-       struct comedi_subdevice *s = &dev->subdevices[0];
+       struct comedi_subdevice *s = dev->read_subdev;
        unsigned long dma_flags;
        int len, bufptr;
        unsigned short *ptr;