From 2843ae7734075f5d7072cf1230758bf8cf840af7 Mon Sep 17 00:00:00 2001 From: Bob Moore Date: Fri, 4 Jul 2008 10:41:41 +0800 Subject: [PATCH] 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: Fiodor Suietov Signed-off-by: Bob Moore Signed-off-by: Lin Ming Signed-off-by: Andi Kleen --- drivers/acpi/utilities/utdelete.c | 13 +++++++++++-- 1 file changed, 11 insertions(+), 2 deletions(-) diff --git a/drivers/acpi/utilities/utdelete.c b/drivers/acpi/utilities/utdelete.c index c5c791a575c9..42609d3a8aa9 100644 --- a/drivers/acpi/utilities/utdelete.c +++ b/drivers/acpi/utilities/utdelete.c @@ -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); -- GitLab