phylib: phy_mii_ioctl() fixes

Make the SIOCGMIIPHY case fall through properly (it is supposed
to not only return the ID of the default PHY but also to read from
that PHY), and make phy_mii_ioctl() return the same error code as
generic_mii_ioctl() in case of an unsupported operation.

Signed-off-by: Lennert Buytenhek <buytenh@marvell.com>
Acked-by: Andy Fleming <afleming@freescale.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Lennert Buytenhek 2008-09-18 03:06:52 +00:00 committed by David S. Miller
parent 4dd565134e
commit c6d6a511d7

View File

@ -366,7 +366,8 @@ int phy_mii_ioctl(struct phy_device *phydev,
switch (cmd) {
case SIOCGMIIPHY:
mii_data->phy_id = phydev->addr;
break;
/* fall through */
case SIOCGMIIREG:
mii_data->val_out = phy_read(phydev, mii_data->reg_num);
break;
@ -413,7 +414,7 @@ int phy_mii_ioctl(struct phy_device *phydev,
break;
default:
return -ENOTTY;
return -EOPNOTSUPP;
}
return 0;