linux-kernel - [PATCH] staging: comedi: drivers: dyna_pci10xx: Removed variables that is never used

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Message-Id: <1422484507-8925-1-git-send-email-rickard_strandqvist@spectrumdigital.se>
Date:	Wed, 28 Jan 2015 23:35:07 +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] staging: comedi: drivers: dyna_pci10xx: Removed variables that is never used

Variable ar assigned a value that is 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/dyna_pci10xx.c |    5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/drivers/staging/comedi/drivers/dyna_pci10xx.c b/drivers/staging/comedi/drivers/dyna_pci10xx.c
index 1b6324c..8882423 100644
--- a/drivers/staging/comedi/drivers/dyna_pci10xx.c
+++ b/drivers/staging/comedi/drivers/dyna_pci10xx.c
@@ -115,10 +115,9 @@ static int dyna_pci10xx_insn_write_ao(struct comedi_device *dev,
 {
 	struct dyna_pci10xx_private *devpriv = dev->private;
 	int n;
-	unsigned int chan, range;
 
-	chan = CR_CHAN(insn->chanspec);
-	range = range_codes_pci1050_ai[CR_RANGE((insn->chanspec))];
+	CR_CHAN(insn->chanspec);
+	range_codes_pci1050_ai[CR_RANGE((insn->chanspec))];
 
 	mutex_lock(&devpriv->mutex);
 	for (n = 0; n < insn->n; n++) {
-- 
1.7.10.4

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