> 
> Yes, that's a very valid point, how about we even do this:
> 
> diff --git a/drivers/net/phy/phy_device.c b/drivers/net/phy/phy_device.c
> index f84414b8f2ee..dc666ec13651 100644
> --- a/drivers/net/phy/phy_device.c
> +++ b/drivers/net/phy/phy_device.c
> @@ -960,15 +960,21 @@ int phy_attach_direct(struct net_device *dev,
> struct phy_device *phydev,
> 
>         phydev->attached_dev = dev;
>         dev->phydev = phydev;
> +
> +       /* Some Ethernet drivers try to connect to a PHY device before
> +        * calling register_netdevice() -> netdev_register_kobject() and
> +        * does the dev->dev.kobj initialization. Here we only check for
> +        * success which indicates that the network device kobject is
> +        * ready.
> +        */
>         err = sysfs_create_link(&phydev->mdio.dev.kobj, &dev->dev.kobj,
>                                 "attached_dev");
> -       if (err)
> -               goto error;
> -
> -       err = sysfs_create_link(&dev->dev.kobj, &phydev->mdio.dev.kobj,
> -                               "phydev");
> -       if (err)
> -               goto error;
> +       if (!err) {
> +               err = sysfs_create_link(&dev->dev.kobj,
> &phydev->mdio.dev.kobj,
> +                                       "phydev");
> +               if (err)
> +                       goto error;
> +       }
> 
>         phydev->dev_flags = flags;
> 
Looks better and clean.

How about sysfs_remove_link() in phy_detach()?

- Woojung

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