1 files changed, 1 insertions, 4 deletions

diff --git a/drivers/misc/mei/wd.c b/drivers/misc/mei/wd.c
index 8edb054d4b36..4fc2b3d4680a 100644
--- a/drivers/misc/mei/wd.c
+++ b/drivers/misc/mei/wd.c
@@ -360,23 +360,20 @@ void mei_watchdog_register(struct mei_device *dev)
         if (watchdog_register_device(&amt_wd_dev)) {
                 dev_err(&dev->pdev->dev,
                         "wd: unable to register watchdog device.\n");
-                dev->wd_interface_reg = false;
                 return;
         }
 
         dev_dbg(&dev->pdev->dev,
                 "wd: successfully register watchdog interface.\n");
-        dev->wd_interface_reg = true;
         watchdog_set_drvdata(&amt_wd_dev, dev);
 }
 
 void mei_watchdog_unregister(struct mei_device *dev)
 {
-        if (!dev->wd_interface_reg)
+        if (test_bit(WDOG_UNREGISTERED, &amt_wd_dev.status))
                 return;
 
         watchdog_set_drvdata(&amt_wd_dev, NULL);
         watchdog_unregister_device(&amt_wd_dev);
-        dev->wd_interface_reg = false;
 }