> free_netdev finally calls kfree which makes the contents
> of ndev and priv (private data contained in ndev) invalid.
>
> So iounmap should be called before free_netdev.
>
> Cc: David S. Miller <davem@davemloft.net>
> Cc: Chaithrika U S <chaithrika@ti.com>
> Cc: Sriramakrishnan <srk@ti.com>
> Cc: Kevin Hilman <khilman@deeprootsystems.com>
> Cc:
netdev@vger.kernel.org
> Cc:
linux-kernel@vger.kernel.org
> Signed-off-by: Stefan Weil <weil@mail.berlios.de>