Since commit aed65af1cc2f ("drivers: make device_type const"), the driver core can properly handle constant struct device_type. Move the counter_device_type variable to be a constant structure as well, placing it into read-only memory which can not be modified at runtime. Cc: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> Signed-off-by: Ricardo B. Marliere <ricardo@xxxxxxxxxxxx> --- drivers/counter/counter-core.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/counter/counter-core.c b/drivers/counter/counter-core.c index 29df0985f2ba..893b4f0726d2 100644 --- a/drivers/counter/counter-core.c +++ b/drivers/counter/counter-core.c @@ -49,7 +49,7 @@ static void counter_device_release(struct device *dev) kfree(container_of(counter, struct counter_device_allochelper, counter)); } -static struct device_type counter_device_type = { +static const struct device_type counter_device_type = { .name = "counter_device", .release = counter_device_release, }; --- base-commit: b6dce0452a0276339392bc5eeb722370a466ba25 change-id: 20240219-device_cleanup-counter-ca191517686c Best regards, -- Ricardo B. Marliere <ricardo@xxxxxxxxxxxx>