Re: [PATCH v5 08/18] iio: magnetometer: ak8975: check if gpiod read was successful

[Andy Shevchenko <andriy.shevchenko@intel.com>]

On Tue, May 05, 2026 at 08:42:12PM -0500, Maxwell Doose wrote:
> On Tue, May 5, 2026 at 8:09 PM Maxwell Doose <m32285159@gmail.com> wrote:
> > On Tue May 5, 2026 at 6:46 AM CDT, Joshua Crofts via B4 Relay wrote:

...

> Actually, timeout. Sashiko had a good potential catch here:
> 
> https://sashiko.dev/#/patchset/20260505-magnetometer-fixes-v5-0-831b9b5550fc%40gmail.com
> 
> "Does this new error path leak the pm runtime reference?
> In ak8975_read_axis(), a pm runtime reference is acquired via
> pm_runtime_get_sync(&data->client->dev). If this new error path returns
> val back up the call chain through ak8975_start_read_axis() to
> ak8975_read_axis(), the code jumps to the exit label.
> The exit block unlocks the mutex and returns the error code, but it skips
> calling pm_runtime_put_autosuspend()."

While it seems like a valid concern, it doesn't relate to this change.

> I'm going to withdraw my reviewed-by until I can confirm that this
> isn't a problem, sorry about that.

Why?

-- 
With Best Regards,
Andy Shevchenko