[U-Boot] [PATCH v2 1/3] net: eth: Clear MAC address in eth_pre_remove()

[Joe Hershberger]

Hi Bin,

On Thu, Sep 10, 2015 at 4:29 AM, Bin Meng <bmeng.cn at gmail.com> wrote:
> When removing an Ethernet device, the MAC address saved in the dev's
> platdata should be cleared.

Why is this important to do?  Test case?

> Signed-off-by: Bin Meng <bmeng.cn at gmail.com>
>
> ---
>
> Changes in v2:
> - New patch to clear MAC address in eth_pre_remove()
>
>  net/eth.c | 5 +++++
>  1 file changed, 5 insertions(+)
>
> diff --git a/net/eth.c b/net/eth.c
> index 26520d3..35f9641 100644
> --- a/net/eth.c
> +++ b/net/eth.c
> @@ -564,8 +564,13 @@ static int eth_post_probe(struct udevice *dev)
>
>  static int eth_pre_remove(struct udevice *dev)
>  {
> +       struct eth_pdata *pdata = dev->platdata;
> +
>         eth_get_ops(dev)->stop(dev);
>
> +       /* clear the MAC address */
> +       memset(pdata->enetaddr, 0, 6);
> +
>         return 0;
>  }
>
> --
> 1.8.2.1
>
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