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-rw-r--r--drivers/watchdog/sbc8360.c16
1 files changed, 11 insertions, 5 deletions
diff --git a/drivers/watchdog/sbc8360.c b/drivers/watchdog/sbc8360.c
index c66fa6694fc..fd83dd052d8 100644
--- a/drivers/watchdog/sbc8360.c
+++ b/drivers/watchdog/sbc8360.c
@@ -231,6 +231,13 @@ static void sbc8360_ping(void)
outb(wd_margin, SBC8360_BASETIME);
}
+/* stop watchdog */
+static void sbc8360_stop(void)
+{
+ /* De-activate the watchdog */
+ outb(0, SBC8360_ENABLE);
+}
+
/* Userspace pings kernel driver, or requests clean close */
static ssize_t sbc8360_write(struct file *file, const char __user *buf,
size_t count, loff_t *ppos)
@@ -271,7 +278,7 @@ static int sbc8360_open(struct inode *inode, struct file *file)
static int sbc8360_close(struct inode *inode, struct file *file)
{
if (expect_close == 42)
- outb(0, SBC8360_ENABLE);
+ sbc8360_stop();
else
printk(KERN_CRIT PFX
"SBC8360 device closed unexpectedly. SBC8360 will not stop!\n");
@@ -288,10 +295,9 @@ static int sbc8360_close(struct inode *inode, struct file *file)
static int sbc8360_notify_sys(struct notifier_block *this, unsigned long code,
void *unused)
{
- if (code == SYS_DOWN || code == SYS_HALT) {
- /* Disable the SBC8360 Watchdog */
- outb(0, SBC8360_ENABLE);
- }
+ if (code == SYS_DOWN || code == SYS_HALT)
+ sbc8360_stop(); /* Disable the SBC8360 Watchdog */
+
return NOTIFY_DONE;
}