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net: ethernet: altera: fix fixed-link phydev leaks

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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: 7cdbc6f74f ("altera tse: add support for fixed-links.")
Signed-off-by: Johan Hovold <johan@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Johan Hovold 2016-11-28 19:24:56 +01:00 committed by David S. Miller
parent 3f65047c85
commit 5a89394ad2
1 changed files with 8 additions and 1 deletions
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9
drivers/net/ethernet/altera/altera_tse_main.c
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@ -819,6 +819,8 @@ static int init_phy(struct net_device *dev)
if (!phydev) {
netdev_err(dev, "Could not find the PHY\n");
if (fixed_link)
of_phy_deregister_fixed_link(priv->device->of_node);
return -ENODEV;
}
@ -1545,10 +1547,15 @@ err_free_netdev:
static int altera_tse_remove(struct platform_device *pdev)
{
struct net_device *ndev = platform_get_drvdata(pdev);
struct altera_tse_private *priv = netdev_priv(ndev);
if (ndev->phydev)
if (ndev->phydev) {
phy_disconnect(ndev->phydev);
if (of_phy_is_fixed_link(priv->device->of_node))
of_phy_deregister_fixed_link(priv->device->of_node);
}
platform_set_drvdata(pdev, NULL);
altera_tse_mdio_destroy(ndev);
unregister_netdev(ndev);