[WATCHDOG] spin_lock_init() fixes

Some watchdog drivers initialize global spinlocks in module's init function
which is tolerable, but some do it in PCI probe function.  So, switch to
static initialization to fix theoretical bugs and, more importantly, stop
giving people bad examples.

Signed-off-by: Alexey Dobriyan <adobriyan@sw.ru>
Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>

1 files changed, 1 insertions, 2 deletions

diff --git a/drivers/watchdog/sbc8360.c b/drivers/watchdog/sbc8360.c
index 285d85289532..2ee2677f3648 100644
--- a/drivers/watchdog/sbc8360.c
+++ b/drivers/watchdog/sbc8360.c
@@ -54,7 +54,7 @@
 #include <asm/system.h>
 
 static unsigned long sbc8360_is_open;
-static spinlock_t sbc8360_lock;
+static DEFINE_SPINLOCK(sbc8360_lock);
 static char expect_close;
 
 #define PFX "sbc8360: "
@@ -359,7 +359,6 @@ static int __init sbc8360_init(void)
                 goto out_noreboot;
         }
 
-        spin_lock_init(&sbc8360_lock);
         res = misc_register(&sbc8360_miscdev);
         if (res) {
                 printk(KERN_ERR PFX "failed to register misc device\n");