提交 2843ae77 编写于 作者: B Bob Moore 提交者: Andi Kleen

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=506Signed-off-by: NFiodor Suietov <fiodor.f.suietov@intel.com>
Signed-off-by: NBob Moore <robert.moore@intel.com>
Signed-off-by: NLin Ming <ming.m.lin@intel.com>
Signed-off-by: NAndi Kleen <ak@linux.intel.com>
上级 b635acec
......@@ -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);
......
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