watchdog: bcm281xx: Fix use of uninitialized spinlock.

The bcm_kona_wdt_set_resolution_reg() call takes the spinlock, so
initialize it earlier.  Fixes a warning at boot with lock debugging
enabled.

Fixes: 6adb730dc2 ("watchdog: bcm281xx: Watchdog Driver")
Signed-off-by: Eric Anholt <[email protected]>
Reviewed-by: Florian Fainelli <[email protected]>
Reviewed-by: Guenter Roeck <[email protected]>
Signed-off-by: Guenter Roeck <[email protected]>
Signed-off-by: Wim Van Sebroeck <[email protected]>
This commit is contained in:
Eric Anholt 2017-04-27 18:02:32 -07:00 • committed by Wim Van Sebroeck
commit fedf266f99

View file

@ -304,6 +304,8 @@ static int bcm_kona_wdt_probe(struct platform_device *pdev)
if (!wdt)
return -ENOMEM;
spin_lock_init(&wdt->lock);
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
wdt->base = devm_ioremap_resource(dev, res);
if (IS_ERR(wdt->base))
@ -316,7 +318,6 @@ static int bcm_kona_wdt_probe(struct platform_device *pdev)
return ret;
}
spin_lock_init(&wdt->lock);
platform_set_drvdata(pdev, wdt);
watchdog_set_drvdata(&bcm_kona_wdt_wdd, wdt);
bcm_kona_wdt_wdd.parent = &pdev->dev;