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[WATCHDOG] spin_lock_init() fixes

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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>
This commit is contained in:
Alexey Dobriyan
2007-11-01 16:27:08 -07:00
committed by Wim Van Sebroeck
parent 2ba7d7b39f
commit c7dfd0cca3
19 changed files with 20 additions and 57 deletions
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3
drivers/watchdog/wdt_pci.c
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@@ -74,7 +74,7 @@
static int dev_count;
static struct semaphore open_sem;
static spinlock_t wdtpci_lock;
static DEFINE_SPINLOCK(wdtpci_lock);
static char expect_close;
static int io;
@@ -607,7 +607,6 @@ static int __devinit wdtpci_init_one (struct pci_dev *dev,
}
sema_init(&open_sem, 1);
spin_lock_init(&wdtpci_lock);
irq = dev->irq;
io = pci_resource_start (dev, 2);