linux-kernel - [PATCH 45/83] staging: comedi: rtd520: remove RtdDio0Read macro

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [day] [month] [year] [list]

Date:	Tue, 10 Jul 2012 17:04:58 -0700
From:	H Hartley Sweeten <hartleys@...ionengravers.com>
To:	Linux Kernel <linux-kernel@...r.kernel.org>
CC:	<devel@...verdev.osuosl.org>, <abbotti@....co.uk>,
	<gregkh@...uxfoundation.org>
Subject: [PATCH 45/83] staging: comedi: rtd520: remove RtdDio0Read macro

This macro uses the 'devpriv' macro which relies on a local variable
having a specific name. Plus it's just a wrapper around a simple
'readw'. Remove the macro.

Signed-off-by: H Hartley Sweeten <hsweeten@...ionengravers.com>
Cc: Ian Abbott <abbotti@....co.uk>
Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
---
 drivers/staging/comedi/drivers/rtd520.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/staging/comedi/drivers/rtd520.c b/drivers/staging/comedi/drivers/rtd520.c
index 757cebb..e3a6aa2 100644
--- a/drivers/staging/comedi/drivers/rtd520.c
+++ b/drivers/staging/comedi/drivers/rtd520.c
@@ -407,8 +407,6 @@ struct rtdPrivate {
 /* Macros to access registers */
 
 /* Digital IO */
-#define RtdDio0Read(dev) \
-	(readw(devpriv->las0+LAS0_DIO0) & 0xff)
 #define RtdDio0Write(dev, v) \
 	writew((v) & 0xff, devpriv->las0+LAS0_DIO0)
 
@@ -1664,7 +1662,7 @@ static int rtd_dio_insn_bits(struct comedi_device *dev,
 	}
 	/* on return, data[1] contains the value of the digital
 	 * input lines. */
-	data[1] = RtdDio0Read(dev);
+	data[1] = readw(devpriv->las0 + LAS0_DIO0) & 0xff;
 
 	/*DPRINTK("rtd520:port_0 wrote: 0x%x read: 0x%x\n", s->state, data[1]); */
 
-- 
1.7.11

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/