On Wed, 12 Oct 2022 20:07:01 +0200, Rafael J. Wysocki wrote:
> From: Rafael J. Wysocki <rafael.j.wysocki@xxxxxxxxx>
>
> Because acpi_install_fixed_event_handler() enables the event
> automatically on success, it is incorrect to call it before the
> handler routine passed to it is ready to handle events.
>
> Unfortunately, the rtc-cmos driver does exactly the incorrect thing
> by calling cmos_wake_setup(), which passes rtc_handler() to
> acpi_install_fixed_event_handler(), before cmos_do_probe(), because
> rtc_handler() uses dev_get_drvdata() to get to the cmos object
> pointer and the driver data pointer is only populated in
> cmos_do_probe().
>
> [...]
Applied, thanks!
[1/1] rtc: rtc-cmos: Fix event handler registration ordering issue
commit: 4919d3eb2ec0ee364f7e3cf2d99646c1b224fae8
Best regards,
--
Alexandre Belloni, co-owner and COO, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com
