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net: ethernet: fec: 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: 407066f8f3 ("net: fec: Support phys probed from devicetree and
fixed-link")
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 19:25:00 +01:00 committed by David S. Miller
parent 140ca9d347
commit 82005b1c19
1 changed files with 5 additions and 0 deletions
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5
drivers/net/ethernet/freescale/fec_main.c
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@ -3475,6 +3475,8 @@ fec_probe(struct platform_device *pdev)
failed_clk_ipg:
fec_enet_clk_enable(ndev, false);
failed_clk:
if (of_phy_is_fixed_link(np))
of_phy_deregister_fixed_link(np);
failed_phy:
of_node_put(phy_node);
failed_ioremap:
@ -3488,6 +3490,7 @@ fec_drv_remove(struct platform_device *pdev)
{
struct net_device *ndev = platform_get_drvdata(pdev);
struct fec_enet_private *fep = netdev_priv(ndev);
struct device_node *np = pdev->dev.of_node;
cancel_work_sync(&fep->tx_timeout_work);
fec_ptp_stop(pdev);
@ -3495,6 +3498,8 @@ fec_drv_remove(struct platform_device *pdev)
fec_enet_mii_remove(fep);
if (fep->reg_phy)
regulator_disable(fep->reg_phy);
if (of_phy_is_fixed_link(np))
of_phy_deregister_fixed_link(np);
of_node_put(fep->phy_node);
free_netdev(ndev);