From: gaurav <gauravpathak129@gmail.com>
To: dan.carpenter@oracle.com
Cc: devel@driverdev.osuosl.org, gregkh@linuxfoundation.org,
linux-kernel@vger.kernel.org, abbotti@mev.co.uk,
Gaurav Pathak <gauravpathak129@gmail.com>
Subject: [PATCH v2] Staging: comedi: dt2814: remove unused assignments
Date: Tue, 26 May 2020 21:20:16 +0530 [thread overview]
Message-ID: <20200526155016.9146-1-gauravpathak129@gmail.com> (raw)
In-Reply-To: <20200526150954.GA30374@kadam>
Silence following compiler 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 <gauravpathak129@gmail.com>
---
v2: Update subject and commit message.
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
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next prev parent reply other threads:[~2020-05-26 15:50 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-05-24 11:36 [PATCH] Removing ununsed variable int lo, hi, int data and int i from comedi/drivers/dt2814.c Gaurav Pathak
2020-05-24 12:10 ` Luc Van Oostenryck
2020-05-24 12:49 ` GAURAV PATHAK
2020-05-24 13:58 ` Luc Van Oostenryck
2020-05-24 13:32 ` GAURAV PATHAK
2020-05-24 14:08 ` Luc Van Oostenryck
2020-05-26 14:13 ` Dan Carpenter
2020-05-26 14:54 ` GAURAV PATHAK
2020-05-26 15:09 ` Dan Carpenter
2020-05-26 15:50 ` gaurav [this message]
2020-05-26 18:21 ` [PATCH v2] Staging: comedi: dt2814: remove unused assignments Dan Carpenter
2020-05-26 18:51 ` [PATCH v3] " Gaurav Pathak
2020-05-26 20:24 ` Dan Carpenter
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