linux-kernel - [PATCH v3 5/5] gpio-langwell: drop away explicit casting

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

Date:	Wed, 22 May 2013 13:20:14 +0300
From:	Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
To:	Linus Walleij <linus.walleij@...aro.org>,
	David Cohen <david.a.cohen@...el.com>,
	Mika Westerberg <mika.westerberg@...ux.intel.com>,
	linux-kernel@...r.kernel.org
Cc:	Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
Subject: [PATCH v3 5/5] gpio-langwell: drop away explicit casting

Since the type of the reg_base member is void __iomem * we don't need to have
explicit casting in gpio_reg() and gpio_reg_2bit().

Update year in the copyright notice as well.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
---
 drivers/gpio/gpio-langwell.c | 12 ++++--------
 1 file changed, 4 insertions(+), 8 deletions(-)

diff --git a/drivers/gpio/gpio-langwell.c b/drivers/gpio/gpio-langwell.c
index 313d190..fec85ca 100644
--- a/drivers/gpio/gpio-langwell.c
+++ b/drivers/gpio/gpio-langwell.c
@@ -1,7 +1,7 @@
 /*
  * Moorestown platform Langwell chip GPIO driver
  *
- * Copyright (c) 2008 - 2009,  Intel Corporation.
+ * Copyright (c) 2008, 2009, 2013, Intel Corporation.
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License version 2 as
@@ -74,15 +74,13 @@ struct lnw_gpio {
 #define to_lnw_priv(chip)	container_of(chip, struct lnw_gpio, chip)
 
 static void __iomem *gpio_reg(struct gpio_chip *chip, unsigned offset,
-			enum GPIO_REG reg_type)
+			      enum GPIO_REG reg_type)
 {
 	struct lnw_gpio *lnw = to_lnw_priv(chip);
 	unsigned nreg = chip->ngpio / 32;
 	u8 reg = offset / 32;
-	void __iomem *ptr;
 
-	ptr = (void __iomem *)(lnw->reg_base + reg_type * nreg * 4 + reg * 4);
-	return ptr;
+	return lnw->reg_base + reg_type * nreg * 4 + reg * 4;
 }
 
 static void __iomem *gpio_reg_2bit(struct gpio_chip *chip, unsigned offset,
@@ -91,10 +89,8 @@ static void __iomem *gpio_reg_2bit(struct gpio_chip *chip, unsigned offset,
 	struct lnw_gpio *lnw = to_lnw_priv(chip);
 	unsigned nreg = chip->ngpio / 32;
 	u8 reg = offset / 16;
-	void __iomem *ptr;
 
-	ptr = (void __iomem *)(lnw->reg_base + reg_type * nreg * 4 + reg * 4);
-	return ptr;
+	return lnw->reg_base + reg_type * nreg * 4 + reg * 4;
 }
 
 static int lnw_gpio_request(struct gpio_chip *chip, unsigned offset)
-- 
1.8.2.rc0.22.gb3600c3

--
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/