net: macb: add of_phy_deregister_fixed_link to error paths
We add the call of_phy_deregister_fixed_link to all associated
error paths for memory clean up.
Signed-off-by: Michael Grzeschik <m.grzeschik@pengutronix.de>
Acked-by: Nicolas Ferre <nicolas.ferre@microchip.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/ethernet/cadence/macb_main.c b/drivers/net/ethernet/cadence/macb_main.c
index 5dafcde..cc3f36a 100644
--- a/drivers/net/ethernet/cadence/macb_main.c
+++ b/drivers/net/ethernet/cadence/macb_main.c
@@ -611,6 +611,8 @@ static int macb_mii_init(struct macb *bp)
err_out_unregister_bus:
mdiobus_unregister(bp->mii_bus);
err_out_free_mdiobus:
+ if (np && of_phy_is_fixed_link(np))
+ of_phy_deregister_fixed_link(np);
mdiobus_free(bp->mii_bus);
err_out:
return err;
@@ -3550,6 +3552,8 @@ static int macb_probe(struct platform_device *pdev)
err_out_unregister_mdio:
phy_disconnect(dev->phydev);
mdiobus_unregister(bp->mii_bus);
+ if (np && of_phy_is_fixed_link(np))
+ of_phy_deregister_fixed_link(np);
mdiobus_free(bp->mii_bus);
/* Shutdown the PHY if there is a GPIO reset */
@@ -3572,6 +3576,7 @@ static int macb_remove(struct platform_device *pdev)
{
struct net_device *dev;
struct macb *bp;
+ struct device_node *np = pdev->dev.of_node;
dev = platform_get_drvdata(pdev);
@@ -3580,6 +3585,8 @@ static int macb_remove(struct platform_device *pdev)
if (dev->phydev)
phy_disconnect(dev->phydev);
mdiobus_unregister(bp->mii_bus);
+ if (np && of_phy_is_fixed_link(np))
+ of_phy_deregister_fixed_link(np);
dev->phydev = NULL;
mdiobus_free(bp->mii_bus);