r6040: use an unique MDIO bus name

We should use an unique MDIO bus name which does not clash with anything
else in the system like the Fixed MDIO bus. The bus is now named:
r6040-<card number> which is unique in the system.

Reported-by: Vladimir Kolpakov <vova.kolpakov@gmail.com>
Signed-off-by: Florian Fainelli <florian@openwrt.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 2 insertions, 1 deletions

diff --git a/drivers/net/ethernet/rdc/r6040.c b/drivers/net/ethernet/rdc/r6040.c
index 4bf68cfef390..a63b23fa6f20 100644
--- a/drivers/net/ethernet/rdc/r6040.c
+++ b/drivers/net/ethernet/rdc/r6040.c
@@ -1188,7 +1188,8 @@ static int __devinit r6040_init_one(struct pci_dev *pdev,
         lp->mii_bus->write = r6040_mdiobus_write;
         lp->mii_bus->reset = r6040_mdiobus_reset;
         lp->mii_bus->name = "r6040_eth_mii";
-        snprintf(lp->mii_bus->id, MII_BUS_ID_SIZE, "%x", card_idx);
+        snprintf(lp->mii_bus->id, MII_BUS_ID_SIZE, "%s-%x",
+                dev_name(&pdev->dev), card_idx);
         lp->mii_bus->irq = kmalloc(sizeof(int)*PHY_MAX_ADDR, GFP_KERNEL);
         if (!lp->mii_bus->irq) {
                 dev_err(&pdev->dev, "mii_bus irq allocation failed\n");