watchdog: stop wdd when watchdog hw running in reboot_notifier

In watchdog_reboot_notifier, wdd should be stopped when the device
is in hw_running state
Signed-off-by: Zhao Qiang <qiang.zhao@nxp.com>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Link: https://lore.kernel.org/r/20210114082651.17162-1-qiang.zhao@nxp.comSigned-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@linux-watchdog.org>

drivers/watchdog/watchdog_core.c

@@ -158,7 +158,7 @@ static int watchdog_reboot_notifier(struct notifier_block *nb,
 
 	wdd = container_of(nb, struct watchdog_device, reboot_nb);
 	if (code == SYS_DOWN || code == SYS_HALT) {
-		if (watchdog_active(wdd)) {
+		if (watchdog_active(wdd) || watchdog_hw_running(wdd)) {
 			int ret;
 
 			ret = wdd->ops->stop(wdd);