From 140ca9d3471c424ab4c4036ab8d8d995f24a9c5b Mon Sep 17 00:00:00 2001 From: Johan Hovold Date: Mon, 28 Nov 2016 19:24:59 +0100 Subject: [PATCH] net: ethernet: bcmgenet: 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. Note that we're still leaking any fixed-link PHY registered in the non-OF probe path. Fixes: 9abf0c2b717a ("net: bcmgenet: use the new fixed PHY helpers") Signed-off-by: Johan Hovold Signed-off-by: David S. Miller --- drivers/net/ethernet/broadcom/genet/bcmmii.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/drivers/net/ethernet/broadcom/genet/bcmmii.c b/drivers/net/ethernet/broadcom/genet/bcmmii.c index 2e745bd..e876076 100644 --- a/drivers/net/ethernet/broadcom/genet/bcmmii.c +++ b/drivers/net/ethernet/broadcom/genet/bcmmii.c @@ -627,6 +627,7 @@ static int bcmgenet_mii_bus_init(struct bcmgenet_priv *priv) int bcmgenet_mii_init(struct net_device *dev) { struct bcmgenet_priv *priv = netdev_priv(dev); + struct device_node *dn = priv->pdev->dev.of_node; int ret; ret = bcmgenet_mii_alloc(priv); @@ -640,6 +641,8 @@ int bcmgenet_mii_init(struct net_device *dev) return 0; out: + if (of_phy_is_fixed_link(dn)) + of_phy_deregister_fixed_link(dn); of_node_put(priv->phy_dn); mdiobus_unregister(priv->mii_bus); mdiobus_free(priv->mii_bus); @@ -649,7 +652,10 @@ out: void bcmgenet_mii_exit(struct net_device *dev) { struct bcmgenet_priv *priv = netdev_priv(dev); + struct device_node *dn = priv->pdev->dev.of_node; + if (of_phy_is_fixed_link(dn)) + of_phy_deregister_fixed_link(dn); of_node_put(priv->phy_dn); mdiobus_unregister(priv->mii_bus); mdiobus_free(priv->mii_bus); -- 2.7.4