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Message-Id: <1422571416-10620-1-git-send-email-rickard_strandqvist@spectrumdigital.se>
Date: Thu, 29 Jan 2015 23:43:36 +0100
From: Rickard Strandqvist <rickard_strandqvist@...ctrumdigital.se>
To: Ian Abbott <abbotti@....co.uk>,
H Hartley Sweeten <hsweeten@...ionengravers.com>
Cc: Rickard Strandqvist <rickard_strandqvist@...ctrumdigital.se>,
Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
devel@...verdev.osuosl.org, linux-kernel@...r.kernel.org
Subject: [PATCH v2] staging: comedi: drivers: rtd520: Removed variables that is never used
Variable was assigned a value that was never used.
I have also removed all the code that thereby serves no purpose.
This was found using a static code analysis program called cppcheck
Signed-off-by: Rickard Strandqvist <rickard_strandqvist@...ctrumdigital.se>
---
drivers/staging/comedi/drivers/rtd520.c | 4 ----
1 file changed, 4 deletions(-)
diff --git a/drivers/staging/comedi/drivers/rtd520.c b/drivers/staging/comedi/drivers/rtd520.c
index 581aa58..1130bf0 100644
--- a/drivers/staging/comedi/drivers/rtd520.c
+++ b/drivers/staging/comedi/drivers/rtd520.c
@@ -1031,8 +1031,6 @@ static int rtd_ai_cmd(struct comedi_device *dev, struct comedi_subdevice *s)
static int rtd_ai_cancel(struct comedi_device *dev, struct comedi_subdevice *s)
{
struct rtd_private *devpriv = dev->private;
- u32 overrun;
- u16 status;
/* pacer stop source: SOFTWARE */
writel(0, dev->mmio + LAS0_PACER_STOP);
@@ -1040,8 +1038,6 @@ static int rtd_ai_cancel(struct comedi_device *dev, struct comedi_subdevice *s)
writel(0, dev->mmio + LAS0_ADC_CONVERSION);
writew(0, dev->mmio + LAS0_IT);
devpriv->ai_count = 0; /* stop and don't transfer any more */
- status = readw(dev->mmio + LAS0_IT);
- overrun = readl(dev->mmio + LAS0_OVERRUN) & 0xffff;
writel(0, dev->mmio + LAS0_ADC_FIFO_CLEAR);
return 0;
}
--
1.7.10.4
--
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