From 8500b75c1dbe126df6f1a4b396853769986b155e Mon Sep 17 00:00:00 2001
From: H Hartley Sweeten <hsweeten@visionengravers.com>
Date: Tue, 3 May 2016 12:29:54 -0700
Subject: [PATCH] staging: comedi: das16m1: tidy up das16m1_di_insn_bits()

The (*insn_bits) for a digital input subdevice only needs to return the
state of the inputs in data[1]. Remove the cruft.

Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Reviewed-by: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
 drivers/staging/comedi/drivers/das16m1.c | 6 +-----
 1 file changed, 1 insertion(+), 5 deletions(-)

diff --git a/drivers/staging/comedi/drivers/das16m1.c b/drivers/staging/comedi/drivers/das16m1.c
index f51da809df05..538544b4ed1c 100644
--- a/drivers/staging/comedi/drivers/das16m1.c
+++ b/drivers/staging/comedi/drivers/das16m1.c
@@ -352,11 +352,7 @@ static int das16m1_di_insn_bits(struct comedi_device *dev,
 				struct comedi_insn *insn,
 				unsigned int *data)
 {
-	unsigned int bits;
-
-	bits = inb(dev->iobase + DAS16M1_DI_REG) & 0xf;
-	data[1] = bits;
-	data[0] = 0;
+	data[1] = inb(dev->iobase + DAS16M1_DI_REG) & 0xf;
 
 	return insn->n;
 }
-- 
2.30.2