diff options
Diffstat (limited to 'drivers/net/gianfar_mii.c')
| -rw-r--r-- | drivers/net/gianfar_mii.c | 27 |
1 files changed, 14 insertions, 13 deletions
diff --git a/drivers/net/gianfar_mii.c b/drivers/net/gianfar_mii.c index ebcfb27a904..bf73eea9801 100644 --- a/drivers/net/gianfar_mii.c +++ b/drivers/net/gianfar_mii.c @@ -136,12 +136,12 @@ static int gfar_mdio_reset(struct mii_bus *bus) /* Wait until the bus is free */ while ((gfar_read(®s->miimind) & MIIMIND_BUSY) && - timeout--) + --timeout) cpu_relax(); mutex_unlock(&bus->mdio_lock); - if(timeout <= 0) { + if(timeout == 0) { printk(KERN_ERR "%s: The MII Bus is stuck!\n", bus->name); return -EBUSY; @@ -164,8 +164,7 @@ static int gfar_mdio_probe(struct device *dev) if (NULL == dev) return -EINVAL; - new_bus = kzalloc(sizeof(struct mii_bus), GFP_KERNEL); - + new_bus = mdiobus_alloc(); if (NULL == new_bus) return -ENOMEM; @@ -196,7 +195,7 @@ static int gfar_mdio_probe(struct device *dev) new_bus->irq = pdata->irq; - new_bus->dev = dev; + new_bus->parent = dev; dev_set_drvdata(dev, new_bus); /* @@ -211,19 +210,21 @@ static int gfar_mdio_probe(struct device *dev) gfar_write(&enet_regs->tbipa, 0); for (i = PHY_MAX_ADDR; i > 0; i--) { u32 phy_id; - int r; - r = get_phy_id(new_bus, i, &phy_id); - if (r) - return r; + err = get_phy_id(new_bus, i, &phy_id); + if (err) + goto bus_register_fail; if (phy_id == 0xffffffff) break; } /* The bus is full. We don't support using 31 PHYs, sorry */ - if (i == 0) - return -EBUSY; + if (i == 0) { + err = -EBUSY; + + goto bus_register_fail; + } gfar_write(&enet_regs->tbipa, i); @@ -240,7 +241,7 @@ static int gfar_mdio_probe(struct device *dev) bus_register_fail: iounmap(regs); reg_map_fail: - kfree(new_bus); + mdiobus_free(new_bus); return err; } @@ -256,7 +257,7 @@ static int gfar_mdio_remove(struct device *dev) iounmap((void __iomem *)bus->priv); bus->priv = NULL; - kfree(bus); + mdiobus_free(bus); return 0; } |