diff --git a/net/dsa/dsa2.c b/net/dsa/dsa2.c
index bbc9f56e89b9..f1ad80851616 100644
--- a/net/dsa/dsa2.c
+++ b/net/dsa/dsa2.c
@@ -371,14 +371,14 @@ static int dsa_switch_setup(struct dsa_switch *ds)
 	if (err)
 		return err;
 
-	err = ds->ops->setup(ds);
-	if (err < 0)
-		return err;
-
 	err = dsa_switch_register_notifier(ds);
 	if (err)
 		return err;
 
+	err = ds->ops->setup(ds);
+	if (err < 0)
+		return err;
+
 	if (!ds->slave_mii_bus && ds->ops->phy_read) {
 		ds->slave_mii_bus = devm_mdiobus_alloc(ds->dev);
 		if (!ds->slave_mii_bus)