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Index: linux-5.4.11/drivers/net/phy/ar40xx.c
===================================================================
--- linux-5.4.11.orig/drivers/net/phy/ar40xx.c
+++ linux-5.4.11/drivers/net/phy/ar40xx.c
@@ -1808,8 +1808,8 @@ ar40xx_phy_probe(struct phy_device *phyd
if (phydev->mdio.addr == 0)
ar40xx_priv->phy = phydev;
- phydev->supported |= SUPPORTED_1000baseT_Full;
- phydev->advertising |= ADVERTISED_1000baseT_Full;
+ phy_set_max_speed(phydev, SPEED_1000);
+ linkmode_copy(phydev->advertising, phydev->supported);
return 0;
}
@@ -2021,6 +2021,12 @@ static int ar40xx_probe(struct platform_
/* register switch */
swdev = &priv->dev;
+ if (priv->mii_bus == NULL) {
+ dev_err(&pdev->dev, "Probe failed - Missing PHYs!\n");
+ ret = -ENODEV;
+ goto err_missing_phy;
+ }
+
swdev->alias = dev_name(&priv->mii_bus->dev);
swdev->cpu_port = AR40XX_PORT_CPU;
@@ -2052,6 +2058,7 @@ err_unregister_switch:
unregister_switch(&priv->dev);
err_unregister_phy:
phy_driver_unregister(&ar40xx_phy_driver);
+err_missing_phy:
platform_set_drvdata(pdev, NULL);
return ret;
}
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