diff --git a/drivers/regulator/core.c b/drivers/regulator/core.c
index f489bed2d8487aa634af9180aa33994b8eee84c7..ca2efca00734b704aa85f8a98191945aecd89a6a 100644
--- a/drivers/regulator/core.c
+++ b/drivers/regulator/core.c
@@ -2856,8 +2856,8 @@ void regulator_unregister(struct regulator_dev *rdev)
 	list_del(&rdev->list);
 	if (rdev->supply)
 		regulator_put(rdev->supply);
-	device_unregister(&rdev->dev);
 	kfree(rdev->constraints);
+	device_unregister(&rdev->dev);
 	mutex_unlock(&regulator_list_mutex);
 }
 EXPORT_SYMBOL_GPL(regulator_unregister);