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path: root/drivers/watchdog/watchdog_core.c
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Diffstat (limited to 'drivers/watchdog/watchdog_core.c')
-rw-r--r--drivers/watchdog/watchdog_core.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/watchdog/watchdog_core.c b/drivers/watchdog/watchdog_core.c
index e600fd93b7de..c1658fe73d58 100644
--- a/drivers/watchdog/watchdog_core.c
+++ b/drivers/watchdog/watchdog_core.c
@@ -164,7 +164,7 @@ static int watchdog_restart_notifier(struct notifier_block *nb,
int ret;
- ret = wdd->ops->restart(wdd);
+ ret = wdd->ops->restart(wdd, action, data);
if (ret)
return NOTIFY_BAD;
@@ -199,7 +199,7 @@ static int __watchdog_register_device(struct watchdog_device *wdd)
return -EINVAL;
/* Mandatory operations need to be supported */
- if (wdd->ops->start == NULL || wdd->ops->stop == NULL)
+ if (!wdd->ops->start || (!wdd->ops->stop && !wdd->max_hw_heartbeat_ms))
return -EINVAL;
watchdog_check_min_max_timeout(wdd);