Re: [RESEND][PATCH] net: cpsw: fix obtaining mac address for am3517

From: Måns Rullgård
Date: Sat Jun 24 2023 - 10:36:36 EST


Andrew Lunn <andrew@xxxxxxx> writes:

> On Sat, Jun 24, 2023 at 03:24:47PM +0100, Måns Rullgård wrote:
>> Andrew Lunn <andrew@xxxxxxx> writes:
>>
>> > On Sat, Jun 24, 2023 at 01:10:59PM +0100, Mans Rullgard wrote:
>> >> From: Jeroen Hofstee <jhofstee@xxxxxxxxxxxxxxxxx>
>> >>
>> >> Commit b6745f6e4e63 ("drivers: net: cpsw: davinci_emac: move reading mac
>> >> id to common file") did not only move the code for an am3517, it also
>> >> added the slave parameter, resulting in an invalid (all zero) mac address
>> >> being returned for an am3517, since it only has a single emac
>> >
>> > Hi Mans
>> >
>> > If there is only a single emac, why is the function being called with
>> > slave=1? Given the description, it seems like you are fixing the wrong
>> > problem.
>>
>> See previous discussion:
>> https://lore.kernel.org/lkml/d8ad5cab-5183-cddf-fa9a-4e7b9b8c9377@xxxxxxxxxxxxxxxxx/
>
> Hi Måns
>
> O.K. did i mention memory of a goldfish?
>
> This is the sort of detail that should be in the commit
> message. Otherwise reviewers are going to ask for an explanation, even
> if it has been explained once, 6 years ago.
>
> I assume you also want this back ported to stable? Please add a Fixed:
> tag, and a Cc: stable@xxxxxxxxxxxxxxx tag. And set the patch subject
> to [PATCH net v3] to indicate this is for the net tree, not net-next.

I give up. It's not worth my time. This is why people hoard patches
rather than sending them upstream.

--
Måns Rullgård