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| author | Alan Cox <alan@redhat.com> | 2008-05-19 14:07:26 +0100 |
|---|---|---|
| committer | Wim Van Sebroeck <wim@iguana.be> | 2008-06-13 20:02:51 +0000 |
| commit | a86b849868f40f83781f7a7e32e5e5ef939dc570 (patch) | |
| tree | fe26884098aad323d860bd15936f0bf37620935c | |
| parent | ed78c2da14924793310d96fa4b6a8c3a4172f72f (diff) | |
| download | linux-a86b849868f40f83781f7a7e32e5e5ef939dc570.tar.gz linux-a86b849868f40f83781f7a7e32e5e5ef939dc570.tar.bz2 linux-a86b849868f40f83781f7a7e32e5e5ef939dc570.zip | |
[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>
| -rw-r--r-- | drivers/watchdog/mv64x60_wdt.c | 20 |
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, }; |