diff --git a/drivers/extcon/extcon.c b/drivers/extcon/extcon.c
index b9d27c8fe57e6b61af4de7f682326afeb23a8f39..e70f21ae85ffa49d78a2578bd900049e4ac80f0c 100644
--- a/drivers/extcon/extcon.c
+++ b/drivers/extcon/extcon.c
@@ -1256,6 +1256,7 @@ int extcon_dev_register(struct extcon_dev *edev)
 				sizeof(*edev->nh), GFP_KERNEL);
 	if (!edev->nh) {
 		ret = -ENOMEM;
+		device_unregister(&edev->dev);
 		goto err_dev;
 	}