[PATCH 4/4] net: dsa: remove master santiy check

[Michael Walle <michael@walle.cc>]

Am 2021-02-24 19:19, schrieb Vladimir Oltean:
> On Wed, Feb 24, 2021 at 07:08:51PM +0100, Michael Walle wrote:
>> Am 2021-02-24 18:45, schrieb Vladimir Oltean:
>> > On Wed, Feb 24, 2021 at 06:29:39PM +0100, Michael Walle wrote:
>> > > What is the reason to remove that device in the first place? Like is
>> > > this really a valid scenario? I really don't know when a device is
>> > > removed and if its remove, will it still be there or is it rather
>> > > a hot-plug type and rebinding it won't work anyways.
>> >
>> > Did you get this to crash under any circumstance other than using the
>> > 'unbind' command?
>> 
>> Nope, thus I was curious about that comment in dsa_port_stop(). 
>> Someone
>> (Alex, Claudiu maybe?) must have something in mind when writing about 
>> it.
>> But I couldn't figure out in which case a device is removed.
> 
> I'm pretty sure that the checks that are in place now were once written
> so that the sandbox tests would pass. If they still do, we should be
> fine.

Ah.

> You can run the sandbox tests using:

Just if one is trying to follow this thread: you'll also need to
have the following series applied:
   https://patchwork.ozlabs.org/project/uboot/list/?series=229778

> make sandbox_defconfig NO_SDL=1
> make -j 8 NO_SDL=1
> ./u-boot -d ./arch/sandbox/dts/test.dtb

btw theres a shortcut for this "u-boot -T"

> setenv ethact swp0

"setenv ethact lan0" I guess

> ping 1.2.3.5
> ut dm dsa_probe
> ut dm dsa
> ut dm
> ut dm net_retry

Not more failures than without my patch.

-michael