diff options
| -rw-r--r-- | drivers/watchdog/wd_core.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/watchdog/wd_core.c b/drivers/watchdog/wd_core.c index d3305443d0..56e8626cb1 100644 --- a/drivers/watchdog/wd_core.c +++ b/drivers/watchdog/wd_core.c @@ -112,10 +112,12 @@ static int watchdog_register_dev(struct watchdog *wd, const char *name, int id) int watchdog_register(struct watchdog *wd) { struct param_d *p; - const char *alias; + const char *alias = NULL; int ret = 0; - alias = of_alias_get(wd->hwdev->device_node); + if (wd->hwdev) + alias = of_alias_get(wd->hwdev->device_node); + if (alias) ret = watchdog_register_dev(wd, alias, DEVICE_ID_SINGLE); |