diff --git a/drivers/md/md.h b/drivers/md/md.h
index e6d3d88698ed..ac84289664cd 100644
--- a/drivers/md/md.h
+++ b/drivers/md/md.h
@@ -735,8 +735,8 @@ static inline int mddev_trylock(struct mddev *mddev)
 	int ret;
 
 	ret = mutex_trylock(&mddev->reconfig_mutex);
-	if (!ret && test_bit(MD_DELETED, &mddev->flags)) {
-		ret = -ENODEV;
+	if (ret && test_bit(MD_DELETED, &mddev->flags)) {
+		ret = 0;
 		mutex_unlock(&mddev->reconfig_mutex);
 	}
 	return ret;