of_mdio: mdio_device_create() never returns NULL

mdio_device_create() never returns NULL, thus checking for it in
of_mdiobus_register_device() is pointless...

Suggested-by: Vladimir Zapolskiy <vz@mleia.com>
Signed-off-by: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/of/of_mdio.c b/drivers/of/of_mdio.c
index 5e78382..3bc68ac 100644 (file)
--- a/drivers/of/of_mdio.c
+++ b/drivers/of/of_mdio.c
@@ -98,7 +98,7 @@ static int of_mdiobus_register_device(struct mii_bus *mdio,
        int rc;
 
        mdiodev = mdio_device_create(mdio, addr);
-       if (!mdiodev || IS_ERR(mdiodev))
+       if (IS_ERR(mdiodev))
                return 1;
 
        /* Associate the OF node with the device structure so it