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authorAlan Cox <alan@redhat.com>2008-05-19 17:07:26 +0400
committerWim Van Sebroeck <wim@iguana.be>2008-06-14 00:02:51 +0400
commita86b849868f40f83781f7a7e32e5e5ef939dc570 (patch)
treefe26884098aad323d860bd15936f0bf37620935c /drivers/watchdog/mv64x60_wdt.c
parented78c2da14924793310d96fa4b6a8c3a4172f72f (diff)
downloadlinux-a86b849868f40f83781f7a7e32e5e5ef939dc570.tar.xz
[WATCHDOG 29/57] mv64x60_wdt: clean up and locking checks
Review and switch to unlocked_ioctl Signed-off-by: Alan Cox <alan@redhat.com> Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
Diffstat (limited to 'drivers/watchdog/mv64x60_wdt.c')
-rw-r--r--drivers/watchdog/mv64x60_wdt.c20
1 files changed, 11 insertions, 9 deletions
diff --git a/drivers/watchdog/mv64x60_wdt.c b/drivers/watchdog/mv64x60_wdt.c
index b59ca3273967..ac09fe4d9573 100644
--- a/drivers/watchdog/mv64x60_wdt.c
+++ b/drivers/watchdog/mv64x60_wdt.c
@@ -8,7 +8,7 @@
* and services the watchdog.
*
* Derived from mpc8xx_wdt.c, with the following copyright.
- *
+ *
* 2002 (c) Florian Schirmer <jolt@tuxbox.org> This file is licensed under
* the terms of the GNU General Public License version 2. This program
* is licensed "as is" without any warranty of any kind, whether express
@@ -24,8 +24,8 @@
#include <linux/platform_device.h>
#include <linux/mv643xx.h>
-#include <asm/uaccess.h>
-#include <asm/io.h>
+#include <linux/uaccess.h>
+#include <linux/io.h>
#define MV64x60_WDT_WDC_OFFSET 0
@@ -61,7 +61,9 @@ static DEFINE_SPINLOCK(mv64x60_wdt_spinlock);
static int nowayout = WATCHDOG_NOWAYOUT;
module_param(nowayout, int, 0);
-MODULE_PARM_DESC(nowayout, "Watchdog cannot be stopped once started (default=" __MODULE_STRING(WATCHDOG_NOWAYOUT) ")");
+MODULE_PARM_DESC(nowayout,
+ "Watchdog cannot be stopped once started (default="
+ __MODULE_STRING(WATCHDOG_NOWAYOUT) ")");
static int mv64x60_wdt_toggle_wdc(int enabled_predicate, int field_shift)
{
@@ -150,7 +152,7 @@ static int mv64x60_wdt_release(struct inode *inode, struct file *file)
}
static ssize_t mv64x60_wdt_write(struct file *file, const char __user *data,
- size_t len, loff_t * ppos)
+ size_t len, loff_t *ppos)
{
if (len) {
if (!nowayout) {
@@ -160,7 +162,7 @@ static ssize_t mv64x60_wdt_write(struct file *file, const char __user *data,
for (i = 0; i != len; i++) {
char c;
- if(get_user(c, data + i))
+ if (get_user(c, data + i))
return -EFAULT;
if (c == 'V')
expect_close = 42;
@@ -172,8 +174,8 @@ static ssize_t mv64x60_wdt_write(struct file *file, const char __user *data,
return len;
}
-static int mv64x60_wdt_ioctl(struct inode *inode, struct file *file,
- unsigned int cmd, unsigned long arg)
+static long mv64x60_wdt_ioctl(struct file *file,
+ unsigned int cmd, unsigned long arg)
{
int timeout;
int options;
@@ -240,7 +242,7 @@ static const struct file_operations mv64x60_wdt_fops = {
.owner = THIS_MODULE,
.llseek = no_llseek,
.write = mv64x60_wdt_write,
- .ioctl = mv64x60_wdt_ioctl,
+ .unlocked_ioctl = mv64x60_wdt_ioctl,
.open = mv64x60_wdt_open,
.release = mv64x60_wdt_release,
};