phy_find_next
phy_dev = phy_find_next(fep->mii_bus, phy_dev);
EXPORT_SYMBOL_GPL(phy_find_next);
struct phy_device *phy_find_next(struct mii_bus *bus, struct phy_device *pos);
return phy_find_next(bus, NULL);
_phydev = phy_find_next(_bus, _phydev))