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net: ethernet: aurora: nb8800: fix fixed-link phydev leaks 

Make sure to deregister and free any fixed-link PHY registered using
of_phy_register_fixed_link() on probe errors and on driver unbind.

Fixes: c7dfe3abf4 ("net: ethernet: nb8800: support fixed-link DT
node")
Signed-off-by: Johan Hovold <johan@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
hifive-unleashed-5.1
Johan Hovold 2016-11-28 19:24:57 +01:00 committed by David S. Miller
parent 5a89394ad2
commit 9e08103130
1 changed files with 7 additions and 2 deletions
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9
drivers/net/ethernet/aurora/nb8800.c
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@ -1466,12 +1466,12 @@ static int nb8800_probe(struct platform_device *pdev)
ret = nb8800_hw_init(dev);
if (ret)
goto err_free_bus;
goto err_deregister_fixed_link;
if (ops && ops->init) {
ret = ops->init(dev);
if (ret)
goto err_free_bus;
goto err_deregister_fixed_link;
}
dev->netdev_ops = &nb8800_netdev_ops;
@ -1504,6 +1504,9 @@ static int nb8800_probe(struct platform_device *pdev)
err_free_dma:
nb8800_dma_free(dev);
err_deregister_fixed_link:
if (of_phy_is_fixed_link(pdev->dev.of_node))
of_phy_deregister_fixed_link(pdev->dev.of_node);
err_free_bus:
of_node_put(priv->phy_node);
mdiobus_unregister(bus);
@ -1521,6 +1524,8 @@ static int nb8800_remove(struct platform_device *pdev)
struct nb8800_priv *priv = netdev_priv(ndev);
unregister_netdev(ndev);
if (of_phy_is_fixed_link(pdev->dev.of_node))
of_phy_deregister_fixed_link(pdev->dev.of_node);
of_node_put(priv->phy_node);
mdiobus_unregister(priv->mii_bus);