Re: [PATCH v2 2/3] usb: core: Allow subclassed USB drivers to override usb_choose_configuration()

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Douglas Anderson <dianders@xxxxxxxxxxxx> writes:

> The r8152 driver tried to make things work by implementing a USB
> generic_subclass driver and then overriding the normal config
> selection after it happened. This is less than ideal and also caused
> breakage if someone deauthorized and re-authorized the USB device
> because the USB core ended up going back to it's default logic for
> choosing the best config. I made an attempt to fix this [1] but it was
> a bit ugly.
>
> Let's do this better and allow USB generic_subclass drivers to
> override usb_choose_configuration().
>
> [1] https://lore.kernel.org/r/20231130154337.1.Ie00e07f07f87149c9ce0b27ae4e26991d307e14b@changeid
>
> Suggested-by: Alan Stern <stern@xxxxxxxxxxxxxxxxxxx>
> Signed-off-by: Douglas Anderson <dianders@xxxxxxxxxxxx>

Brilliant!  Thanks for doing this.  It is obviously what I should have
done in the first place if I had been smart enough.


Bjørn





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