[U-Boot] [PATCH v2 3/3] net: eth: Check return value in various places

[Joe Hershberger]

On Thu, Sep 10, 2015 at 4:29 AM, Bin Meng <bmeng.cn at gmail.com> wrote:
> eth_get_dev() can return NULL which means device_probe() fails for
> that ethernet device. Add return value check in various places or
> U-Boot will crash due to NULL pointer access.
>
> With this commit, 'dm_test_eth_act' test case passes.
>
> Signed-off-by: Bin Meng <bmeng.cn at gmail.com>

Acked-by: Joe Hershberger <joe.hershberger at ni.com>