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staging: comedi dt2814: Removed unused variables

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Removed unused variables.

Acked-by: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Fatih Yildirim <yildirim.fatih@gmail.com>
Link: https://lore.kernel.org/r/20210221202855.12442-1-yildirim.fatih@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Fatih Yildirim
2021-02-21 23:28:55 +03:00
committed by Greg Kroah-Hartman
parent 3c5378ed97
commit edee452898
1 changed files with 4 additions and 9 deletions
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13
drivers/staging/comedi/drivers/dt2814.c
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@@ -186,21 +186,17 @@ static int dt2814_ai_cmd(struct comedi_device *dev, struct comedi_subdevice *s)
static irqreturn_t dt2814_interrupt(int irq, void *d)
{
int lo, hi;
struct comedi_device *dev = d;
struct dt2814_private *devpriv = dev->private;
struct comedi_subdevice *s = dev->read_subdev;
int data;
if (!dev->attached) {
dev_err(dev->class_dev, "spurious interrupt\n");
return IRQ_HANDLED;
}
hi = inb(dev->iobase + DT2814_DATA);
lo = inb(dev->iobase + DT2814_DATA);
data = (hi << 4) | (lo >> 4);
inb(dev->iobase + DT2814_DATA);
inb(dev->iobase + DT2814_DATA);
if (!(--devpriv->ntrig)) {
int i;
@@ -229,7 +225,6 @@ static int dt2814_attach(struct comedi_device *dev, struct comedi_devconfig *it)
struct dt2814_private *devpriv;
struct comedi_subdevice *s;
int ret;
int i;
ret = comedi_request_region(dev, it->options[0], 0x2);
if (ret)
@@ -241,8 +236,8 @@ static int dt2814_attach(struct comedi_device *dev, struct comedi_devconfig *it)
dev_err(dev->class_dev, "reset error (fatal)\n");
return -EIO;
}
i = inb(dev->iobase + DT2814_DATA);
i = inb(dev->iobase + DT2814_DATA);
inb(dev->iobase + DT2814_DATA);
inb(dev->iobase + DT2814_DATA);
if (it->options[1]) {
ret = request_irq(it->options[1], dt2814_interrupt, 0,