linux-kernel - [PATCH -next] staging: comedi: usbduxfast: remove unused variable in usbduxfastsub_ai

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Message-ID: <CAPgLHd8oC5zLyeP68GXWXachmO9-+UJ3TMNBpYTCes9WcenaFQ@mail.gmail.com>
Date:	Thu, 8 Nov 2012 17:11:09 +0800
From:	Wei Yongjun <weiyj.lk@...il.com>
To:	abbotti@....co.uk, fmhess@...rs.sourceforge.net,
	gregkh@...uxfoundation.org
Cc:	yongjun_wei@...ndmicro.com.cn, devel@...verdev.osuosl.org,
	linux-kernel@...r.kernel.org
Subject: [PATCH -next] staging: comedi: usbduxfast: remove unused variable in usbduxfastsub_ai_Irq()

From: Wei Yongjun <yongjun_wei@...ndmicro.com.cn>

The variable 'p' is initialized but never used otherwise, so
remove the unused variable.

dpatch engine is used to auto generate this patch.
(https://github.com/weiyj/dpatch)

Signed-off-by: Wei Yongjun <yongjun_wei@...ndmicro.com.cn>
---
 drivers/staging/comedi/drivers/usbduxfast.c | 2 --
 1 file changed, 2 deletions(-)

diff --git a/drivers/staging/comedi/drivers/usbduxfast.c b/drivers/staging/comedi/drivers/usbduxfast.c
index b4e987b..574e4b7 100644
--- a/drivers/staging/comedi/drivers/usbduxfast.c
+++ b/drivers/staging/comedi/drivers/usbduxfast.c
@@ -312,7 +312,6 @@ static void usbduxfastsub_ai_Irq(struct urb *urb)
 	struct usbduxfastsub_s *udfs;
 	struct comedi_device *this_comedidev;
 	struct comedi_subdevice *s;
-	uint16_t *p;
 
 	/* sanity checks - is the urb there? */
 	if (!urb) {
@@ -379,7 +378,6 @@ static void usbduxfastsub_ai_Irq(struct urb *urb)
 		return;
 	}
 
-	p = urb->transfer_buffer;
 	if (!udfs->ignore) {
 		if (!udfs->ai_continous) {
 			/* not continuous, fixed number of samples */


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