[PATCH] Removing ununsed variable int lo, hi, int data and int i from comedi/drivers/dt2814.c.

[Gaurav Pathak]

Silence following sparse warning:
drivers/staging/comedi/drivers/dt2814.c: In function ‘dt2814_interrupt’:
drivers/staging/comedi/drivers/dt2814.c:193:6: warning: variable ‘data’ set but 
not used [-Wunused-but-set-variable]
  int data;
      ^~~~
drivers/staging/comedi/drivers/dt2814.c: In function ‘dt2814_attach’:
drivers/staging/comedi/drivers/dt2814.c:232:6: warning: variable ‘i’ set but 
not used [-Wunused-but-set-variable]
  int i;
      ^

Signed-off-by: Gaurav Pathak <gauravpathak...@gmail.com>
---
 drivers/staging/comedi/drivers/dt2814.c | 10 ----------
 1 file changed, 10 deletions(-)

diff --git a/drivers/staging/comedi/drivers/dt2814.c 
b/drivers/staging/comedi/drivers/dt2814.c
index d2c715737361..eea587d63e18 100644
--- a/drivers/staging/comedi/drivers/dt2814.c
+++ b/drivers/staging/comedi/drivers/dt2814.c
@@ -186,22 +186,15 @@ 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);
-
        if (!(--devpriv->ntrig)) {
                int i;
 
@@ -229,7 +222,6 @@ 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 +233,6 @@ 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);
 
        if (it->options[1]) {
                ret = request_irq(it->options[1], dt2814_interrupt, 0,
-- 
2.17.1