Commit f1a70bac authored by Rafael J. Wysocki's avatar Rafael J. Wysocki
Browse files

ACPI: processor: perflib: Adjust acpi_processor_notify_smm() return value 



Avoid returning a confusing error code from acpi_processor_notify_smm()
if it is called for the second time in the case when SMM notification
regarding P-state control is not supported.

Signed-off-by: default avatarRafael J. Wysocki <rafael.j.wysocki@intel.com>
parent be5c8a04

drivers/acpi/processor_perflib.c

+5 −3
Original line number Diff line number Diff line
@@ -475,10 +475,12 @@ int acpi_processor_notify_smm(struct module *calling_module) 


	result = acpi_processor_pstate_control();

	if (result <= 0) {

		if (!result)

		if (result) {

			is_done = result;

		} else {

			pr_debug("No SMI port or pstate_control\n");



		is_done = -EIO;

			is_done = 1;

		}

		goto out_put;

	}