diff --git a/drivers/net/phy/mdio_bus.c b/drivers/net/phy/mdio_bus.c
index 536bda1f428b6c09360be41448f7b0b7d4c16679..289fc267edf30eb5094d24f416ca644c9494d401 100644
--- a/drivers/net/phy/mdio_bus.c
+++ b/drivers/net/phy/mdio_bus.c
@@ -105,8 +105,6 @@ int mdiobus_register(struct mii_bus *bus)
 		return -EINVAL;
 	}
 
-	bus->state = MDIOBUS_REGISTERED;
-
 	mutex_init(&bus->mdio_lock);
 
 	if (bus->reset)
@@ -123,6 +121,9 @@ int mdiobus_register(struct mii_bus *bus)
 		}
 	}
 
+	if (!err)
+		bus->state = MDIOBUS_REGISTERED;
+
 	pr_info("%s: probed\n", bus->name);
 
 	return err;