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path: root/drivers/net/sb1250-mac.c
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Diffstat (limited to 'drivers/net/sb1250-mac.c')
-rw-r--r--drivers/net/sb1250-mac.c67
1 files changed, 33 insertions, 34 deletions
diff --git a/drivers/net/sb1250-mac.c b/drivers/net/sb1250-mac.c
index 9944e5d662c..04efc0c1bda 100644
--- a/drivers/net/sb1250-mac.c
+++ b/drivers/net/sb1250-mac.c
@@ -2353,17 +2353,36 @@ static int sbmac_init(struct platform_device *pldev, long long base)
sc->mii_bus = mdiobus_alloc();
if (sc->mii_bus == NULL) {
- sbmac_uninitctx(sc);
- return -ENOMEM;
+ err = -ENOMEM;
+ goto uninit_ctx;
}
+ sc->mii_bus->name = sbmac_mdio_string;
+ snprintf(sc->mii_bus->id, MII_BUS_ID_SIZE, "%x", idx);
+ sc->mii_bus->priv = sc;
+ sc->mii_bus->read = sbmac_mii_read;
+ sc->mii_bus->write = sbmac_mii_write;
+ sc->mii_bus->irq = sc->phy_irq;
+ for (i = 0; i < PHY_MAX_ADDR; ++i)
+ sc->mii_bus->irq[i] = SBMAC_PHY_INT;
+
+ sc->mii_bus->parent = &pldev->dev;
+ /*
+ * Probe PHY address
+ */
+ err = mdiobus_register(sc->mii_bus);
+ if (err) {
+ printk(KERN_ERR "%s: unable to register MDIO bus\n",
+ dev->name);
+ goto free_mdio;
+ }
+ dev_set_drvdata(&pldev->dev, sc->mii_bus);
+
err = register_netdev(dev);
if (err) {
printk(KERN_ERR "%s.%d: unable to register netdev\n",
sbmac_string, idx);
- mdiobus_free(sc->mii_bus);
- sbmac_uninitctx(sc);
- return err;
+ goto unreg_mdio;
}
pr_info("%s.%d: registered as %s\n", sbmac_string, idx, dev->name);
@@ -2379,19 +2398,15 @@ static int sbmac_init(struct platform_device *pldev, long long base)
pr_info("%s: SiByte Ethernet at 0x%08Lx, address: %pM\n",
dev->name, base, eaddr);
- sc->mii_bus->name = sbmac_mdio_string;
- snprintf(sc->mii_bus->id, MII_BUS_ID_SIZE, "%x", idx);
- sc->mii_bus->priv = sc;
- sc->mii_bus->read = sbmac_mii_read;
- sc->mii_bus->write = sbmac_mii_write;
- sc->mii_bus->irq = sc->phy_irq;
- for (i = 0; i < PHY_MAX_ADDR; ++i)
- sc->mii_bus->irq[i] = SBMAC_PHY_INT;
-
- sc->mii_bus->parent = &pldev->dev;
- dev_set_drvdata(&pldev->dev, sc->mii_bus);
-
return 0;
+unreg_mdio:
+ mdiobus_unregister(sc->mii_bus);
+ dev_set_drvdata(&pldev->dev, NULL);
+free_mdio:
+ mdiobus_free(sc->mii_bus);
+uninit_ctx:
+ sbmac_uninitctx(sc);
+ return err;
}
@@ -2417,16 +2432,6 @@ static int sbmac_open(struct net_device *dev)
goto out_err;
}
- /*
- * Probe PHY address
- */
- err = mdiobus_register(sc->mii_bus);
- if (err) {
- printk(KERN_ERR "%s: unable to register MDIO bus\n",
- dev->name);
- goto out_unirq;
- }
-
sc->sbm_speed = sbmac_speed_none;
sc->sbm_duplex = sbmac_duplex_none;
sc->sbm_fc = sbmac_fc_none;
@@ -2457,11 +2462,7 @@ static int sbmac_open(struct net_device *dev)
return 0;
out_unregister:
- mdiobus_unregister(sc->mii_bus);
-
-out_unirq:
free_irq(dev->irq, dev);
-
out_err:
return err;
}
@@ -2650,9 +2651,6 @@ static int sbmac_close(struct net_device *dev)
phy_disconnect(sc->phy_dev);
sc->phy_dev = NULL;
-
- mdiobus_unregister(sc->mii_bus);
-
free_irq(dev->irq, dev);
sbdma_emptyring(&(sc->sbm_txdma));
@@ -2760,6 +2758,7 @@ static int __exit sbmac_remove(struct platform_device *pldev)
unregister_netdev(dev);
sbmac_uninitctx(sc);
+ mdiobus_unregister(sc->mii_bus);
mdiobus_free(sc->mii_bus);
iounmap(sc->sbm_base);
free_netdev(dev);