[PATCH] net: eth-uclass: Do not return error when no MAC is found

Fabio Estevam festevam at gmail.com
Thu Feb 13 19:42:28 CET 2020


Hi Joe,

On Thu, Jan 9, 2020 at 3:28 PM Fabio Estevam <festevam at gmail.com> wrote:
>
> On some i.MX8QXP MEK boards with no MAC address stored, the following
> hang is seen:
>
> Error: ethernet at 5b040000 address not set.
>
> (Board hangs)
>
> One way to avoid this issue is to select CONFIG_NET_RANDOM_ETHADDR, so
> that a random MAC is provided and boot proceeds, but the lack of MAC
> should not hang the entire system.
>
> Fix the hang by removing the propagation of error when no MAC is found.
>
> In this case there are already messages indicating that something
> is not correct:
>
> Error: ethernet at 5b040000 address not set.
>
> Error: ethernet at 5b040000 address 00:00:00:00:00:00 illegal value
> eth0: ethernet at 5b040000
> Error: ethernet at 5b040000 address 00:00:00:00:00:00 illegal value
>
> Signed-off-by: Fabio Estevam <festevam at gmail.com>

Any comments?


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