On Fri, Aug 18, 2023 at 7:33 AM Sascha Hauer <s.hauer@xxxxxxxxxxxxxx> wrote: > NULL is returned on purpose. When PINCTRL is disabled NULL becomes a > valid pinctrl cookie which can be passed to the other stub functions. > With this drivers using pinctrl can get through their probe function > without an error when PINCTRL is disabled. > > The same approach is taken by the clk and regulator API. > > It is correct to test the return value of devm_pinctrl_get() with > IS_ERR(), only the commit message of these patches is a bit inaccurate. Sascha is spot on, maybe copyedit some of the above into the commit message and resend? Yours, Linus Walleij
