[PATCH -next] staging: comedi dt2814: Removed unused variables

From: Fatih Yildirim
Date: Sun Feb 21 2021 - 15:29:46 EST


Removed unused variables.

Signed-off-by: Fatih Yildirim <yildirim.fatih@xxxxxxxxx>
---
drivers/staging/comedi/drivers/dt2814.c | 13 ++++---------
1 file changed, 4 insertions(+), 9 deletions(-)

diff --git a/drivers/staging/comedi/drivers/dt2814.c b/drivers/staging/comedi/drivers/dt2814.c
index bcf4d5444faf..bd329d7b4893 100644
--- a/drivers/staging/comedi/drivers/dt2814.c
+++ b/drivers/staging/comedi/drivers/dt2814.c
@@ -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,
--
2.20.1