staging: comedi: me4000: 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>
Reviewed-by: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/comedi/drivers/me4000.c b/drivers/staging/comedi/drivers/me4000.c
index 081a31004801256d488df1c9f31dd0f76b273380..e4afca44b5e06153c5f7a6b05af0a244768ef845 100644 (file)
--- a/drivers/staging/comedi/drivers/me4000.c
+++ b/drivers/staging/comedi/drivers/me4000.c
@@ -1105,7 +1105,7 @@ static irqreturn_t me4000_ai_isr(int irq, void *dev_id)
 {
        unsigned int tmp;
        struct comedi_device *dev = dev_id;
-       struct comedi_subdevice *s = &dev->subdevices[0];
+       struct comedi_subdevice *s = dev->read_subdev;
        int i;
        int c = 0;
        unsigned int lval;