Re: [PATCH v2 05/13] i2c: acpi: Return error pointers from i2c_acpi_new_device()

[Mika Westerberg]

On Tue, Nov 27, 2018 at 10:16:25AM +0100, Hans de Goede wrote:
> One problem is that i2c_new_device() currently simply returns NULL on all
> errors. Andy, you could take a look how much work it is to make that return
> an ERR_PTR too, or just check its return value and return ERR_PTR(-ENXIO) if
> it fails for now...

I would use -ENODEV here and -EINVAL in case there is no ACPI companion :)