aboutsummaryrefslogtreecommitdiff
path: root/drivers/watchdog/watchdog_core.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/watchdog/watchdog_core.c')
-rw-r--r--drivers/watchdog/watchdog_core.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/watchdog/watchdog_core.c b/drivers/watchdog/watchdog_core.c
index 6aa46a90ff0..3796434991f 100644
--- a/drivers/watchdog/watchdog_core.c
+++ b/drivers/watchdog/watchdog_core.c
@@ -128,11 +128,12 @@ EXPORT_SYMBOL_GPL(watchdog_register_device);
void watchdog_unregister_device(struct watchdog_device *wdd)
{
int ret;
- int devno = wdd->cdev.dev;
+ int devno;
if (wdd == NULL)
return;
+ devno = wdd->cdev.dev;
ret = watchdog_dev_unregister(wdd);
if (ret)
pr_err("error unregistering /dev/watchdog (err=%d)\n", ret);