[PATCH] mdio-sun4i: Fix a memory leak

[David Miller]

From: Christophe JAILLET <christophe.jaillet at wanadoo.fr>
Date: Sat,  6 Jan 2018 09:00:09 +0100

> If the probing of the regulator is deferred, the memory allocated by
> 'mdiobus_alloc_size()' will be leaking.
> It should be freed before the next call to 'sun4i_mdio_probe()' which will
> reallocate it.
> 
> Fixes: 4bdcb1dd9feb ("net: Add MDIO bus driver for the Allwinner EMAC")
> Signed-off-by: Christophe JAILLET <christophe.jaillet at wanadoo.fr>

Applied, thank you.