On Tue, Aug 11, 2015 at 07:56:06PM +0100, Sergei Shtylyov wrote:
> Hello.
>
> On 08/11/2015 05:35 PM, Liviu Dudau wrote:
>
> > On some embedded systems the EEPROM does not contain a valid MAC address.
> > In that case it is better to fallback to a generated mac address and
> > let init scripts fix the value later.
>
> > Reported-by: Liviu Dudau <liviu.du...@arm.com>
> > Signed-off-by: Stephen Hemminger <step...@networkplumber.org>
> > [Changed handcoded setup to use eth_hw_addr_random() instead]
> > Signed-off-by: Liviu Dudau <liviu.du...@arm.com>
> > ---
> > I have tested this on my Juno platform and I can successfully do an nfsroot
> > boot.
>
> > Best regards,
> > Liviu
>
> > drivers/net/ethernet/marvell/sky2.c | 7 +++++++
> > 1 file changed, 7 insertions(+)
>
> > diff --git a/drivers/net/ethernet/marvell/sky2.c
> > b/drivers/net/ethernet/marvell/sky2.c
> > index d9f4498..c309879 100644
> > --- a/drivers/net/ethernet/marvell/sky2.c
> > +++ b/drivers/net/ethernet/marvell/sky2.c
> > @@ -4819,6 +4819,13 @@ static struct net_device *sky2_init_netdev(struct
> > sky2_hw *hw, unsigned port,
> > memcpy_fromio(dev->dev_addr, hw->regs + B2_MAC_1 + port * 8,
> > ETH_ALEN);
> >
> > + /* if the address is invalid, use a random value */
> > + if (!is_valid_ether_addr(dev->dev_addr)) {
> > + netdev_warn(dev,
> > + "Invalid MAC address, defaulting to random\n");
>
> Please start the continuation line right under 'dev' on the borken up
> line.
OK, I will make the changes for v3.
>
> > + eth_hw_addr_random(dev);
> > + }
> > +
> > return dev;
> > }
>
> MBR, Sergei
>
Thanks for reviewing this!
Best regards,
Liviu
--
====================
| I would like to |
| fix the world, |
| but they're not |
| giving me the |
\ source code! /
---------------
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