Re: [PATCH v3 1/9] ethernet: add sun8i-emac driver

[Andrew Lunn]

Hi Corentin

> +static int sun8i_emac_mdio_register(struct net_device *ndev)
> +{
> +	struct sun8i_emac_priv *priv = netdev_priv(ndev);
> +	struct mii_bus *bus;
> +	int ret;
> +
> +	bus = mdiobus_alloc();

You can use devm_mdiobus_alloc() which will simplify your error
handling and unregister code.

	 Andrew