From: Johan Hovold Date: Mon, 28 Nov 2016 18:25:00 +0000 (+0100) Subject: net: ethernet: fec: fix fixed-link phydev leaks X-Git-Tag: v4.9-rc8~5^2~34^2~9 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=82005b1c19b11998ea98532d742c021a19f948d7;p=platform%2Fkernel%2Flinux-amlogic.git 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: 407066f8f371 ("net: fec: Support phys probed from devicetree and fixed-link") Signed-off-by: Johan Hovold Signed-off-by: David S. Miller --- diff --git a/drivers/net/ethernet/freescale/fec_main.c b/drivers/net/ethernet/freescale/fec_main.c index 5aa9d4d..74dcdf0 100644 --- a/drivers/net/ethernet/freescale/fec_main.c +++ b/drivers/net/ethernet/freescale/fec_main.c @@ -3475,6 +3475,8 @@ failed_regulator: 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);