int gb_svc_watchdog_create()

in svc_watchdog.c [107:145]

• 32 lines of code
• 5 McCabe index (conditional complexity)

int gb_svc_watchdog_create(struct gb_svc *svc)
{
	struct gb_svc_watchdog *watchdog;
	int retval;

	if (svc->watchdog)
		return 0;

	watchdog = kmalloc(sizeof(*watchdog), GFP_KERNEL);
	if (!watchdog)
		return -ENOMEM;

	watchdog->enabled = false;
	watchdog->svc = svc;
	INIT_DELAYED_WORK(&watchdog->work, do_work);
	svc->watchdog = watchdog;

	watchdog->pm_notifier.notifier_call = svc_watchdog_pm_notifier;
	retval = register_pm_notifier(&watchdog->pm_notifier);
	if (retval) {
		dev_err(&svc->dev, "error registering pm notifier(%d)\n",
			retval);
		goto svc_watchdog_create_err;
	}

	retval = gb_svc_watchdog_enable(svc);
	if (retval) {
		dev_err(&svc->dev, "error enabling watchdog (%d)\n", retval);
		unregister_pm_notifier(&watchdog->pm_notifier);
		goto svc_watchdog_create_err;
	}
	return retval;

svc_watchdog_create_err:
	svc->watchdog = NULL;
	kfree(watchdog);

	return retval;
}