Commit fa0ca8e7 authored by Rickard Strandqvist's avatar Rickard Strandqvist Committed by Greg Kroah-Hartman
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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: default avatarRickard Strandqvist <rickard_strandqvist@spectrumdigital.se>
Reviewed-by: default avatarIan Abbott <abbotti@mev.co.uk>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 451d61f9

drivers/staging/comedi/drivers/rtd520.c

+0 −4
Original line number Diff line number Diff line
@@ -1027,8 +1027,6 @@ 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);
@@ -1036,8 +1034,6 @@ 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;

}