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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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drivers/watchdog/w83977f_wdt.c
+1 -3
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@@ -50,7 +50,7 @@ static int timeoutW; /* timeout in watchdog counter units */
static unsigned long timer_alive;
static int testmode;
static char expect_close;
static spinlock_t spinlock;
static DEFINE_SPINLOCK(spinlock);
module_param(timeout, int, 0);
MODULE_PARM_DESC(timeout,"Watchdog timeout in seconds (15..7635), default=" __MODULE_STRING(DEFAULT_TIMEOUT) ")");
@@ -476,8 +476,6 @@ static int __init w83977f_wdt_init(void)
printk(KERN_INFO PFX DRIVER_VERSION);
spin_lock_init(&spinlock);
/*
* Check that the timeout value is within it's range ;
* if not reset to the default