diff options
| author |   Bob Moore <robert.moore@intel.com> | 2008-07-04 10:41:41 +0800 |
|---|---|---|
| committer |   Andi Kleen <ak@linux.intel.com> | 2008-08-15 02:11:59 +0200 |
| commit | 2843ae7734075f5d7072cf1230758bf8cf840af7 (patch) | |
| tree | c24445a6bcaab163b60f0557c8acdb3f1b3777b0 /drivers | |
| parent | Merge git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb-2.6 (diff) | |
| download | linux-dev-2843ae7734075f5d7072cf1230758bf8cf840af7.tar.xz linux-dev-2843ae7734075f5d7072cf1230758bf8cf840af7.zip | |
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 <fiodor.f.suietov@intel.com>
Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Lin Ming <ming.m.lin@intel.com>
Signed-off-by: Andi Kleen <ak@linux.intel.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/acpi/utilities/utdelete.c | 13 |
1 files 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); |