If I recollect correctly, there may be an alignment issue and just using
the stack is not enough to guaranty what is needed.

I can't find any reference to issues with it, I'm not sure what I saw before.
Also, it seems like the hid-asus driver is using it:
https://elixir.bootlin.com/linux/v6.11-rc4/source/drivers/hid/hid-asus.c#L391

Stuart