On 12/18/24 22:45, David Gow wrote:
On Tue, 17 Dec 2024 at 04:12, Brian Norris briannorris@chromium.org wrote:
of_find_device_by_node(), bus_find_device_by_of_node(), bus_find_device_by_fwnode(), ..., all produce arbitrary results when provided with a NULL of_node, fwnode, ACPI handle, etc. This is counterintuitive, and the source of a few bugs, such as the one fixed by commit 5c8418cf4025 ("PCI/pwrctrl: Unregister platform device only if one actually exists").
It's hard to imagine a good reason that these device_match_*() APIs should return 'true' for a NULL argument. Augment these to return 0 (false).
Reviewed-by: Rob Herring (Arm) robh@kernel.org Acked-by: Rafael J. Wysocki rafael.j.wysocki@intel.com Signed-off-by: Brian Norris briannorris@chromium.org
Seems sensible enough to me.
Acked-by: David Gow davidgow@google.com
I assume this series (including the KUnit test changes) will go in via Greg.
Works for me.
Acked-by: Shuah Khan skhan@linuxfoundation.org
thanks, -- Shuah