Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 2843ae77 authored by Bob Moore's avatar Bob Moore Committed by Andi Kleen
Browse files

ACPICA: Fix memory leak when deleting thermal/processor objects 

Fixes a possible memory leak when thermal and processor objects
are deleted. Any associated notify handlers (and objects) were
not being deleted. Fiodor Suietov. BZ 506

http://www.acpica.org/bugzilla/show_bug.cgi?id=506



Signed-off-by: default avatarFiodor Suietov <fiodor.f.suietov@intel.com>
Signed-off-by: default avatarBob Moore <robert.moore@intel.com>
Signed-off-by: default avatarLin Ming <ming.m.lin@intel.com>
Signed-off-by: default avatarAndi Kleen <ak@linux.intel.com>
parent b635acec

drivers/acpi/utilities/utdelete.c

+11 −2
Original line number Diff line number Diff line
@@ -135,6 +135,10 @@ static void acpi_ut_delete_internal_obj(union acpi_operand_object *object) 
		obj_pointer = object->package.elements;

		break;



		/*

		 * These objects have a possible list of notify handlers.

		 * Device object also may have a GPE block.

		 */

	case ACPI_TYPE_DEVICE:



		if (object->device.gpe_block) {
@@ -142,9 +146,14 @@ static void acpi_ut_delete_internal_obj(union acpi_operand_object *object) 
						       gpe_block);

		}



		/* Walk the handler list for this device */

		/*lint -fallthrough */



	case ACPI_TYPE_PROCESSOR:

	case ACPI_TYPE_THERMAL:



		/* Walk the notify handler list for this object */



		handler_desc = object->device.handler;

		handler_desc = object->common_notify.handler;

		while (handler_desc) {

			next_desc = handler_desc->address_space.next;

			acpi_ut_remove_reference(handler_desc);