ixp4xx_eth: Remove references to BUS_ID_SIZE.

Use MII_BUS_ID_SIZE instead.
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/arm/ixp4xx_eth.c

@@ -1149,7 +1149,7 @@ static int __devinit eth_init_one(struct platform_device *pdev)
 	struct net_device *dev;
 	struct eth_plat_info *plat = pdev->dev.platform_data;
 	u32 regs_phys;
-	char phy_id[BUS_ID_SIZE];
+	char phy_id[MII_BUS_ID_SIZE + 3];
 	int err;
 
 	if (!(dev = alloc_etherdev(sizeof(struct port))))
@@ -1207,7 +1207,7 @@ static int __devinit eth_init_one(struct platform_device *pdev)
 	__raw_writel(DEFAULT_CORE_CNTRL, &port->regs->core_control);
 	udelay(50);
 
-	snprintf(phy_id, BUS_ID_SIZE, PHY_ID_FMT, "0", plat->phy);
+	snprintf(phy_id, MII_BUS_ID_SIZE + 3, PHY_ID_FMT, "0", plat->phy);
 	port->phydev = phy_connect(dev, phy_id, &ixp4xx_adjust_link, 0,
 				   PHY_INTERFACE_MODE_MII);
 	if ((err = IS_ERR(port->phydev)))