[PATCH 48/140] ACPICA: fix for object premature deletion

Len Brown
2007-02-07T18:54:04Z

From: Fiodor Suietov <fiodor.f.suietov@intel.com>

Fix for object premature deletion after CopyObject
on Operation Region (BZ 350)

Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Alexey Starikovskiy <alexey.y.starikovskiy@intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>
---
drivers/acpi/utilities/utcopy.c | 9 +++++++++
1 files changed, 9 insertions(+), 0 deletions(-)

diff --git a/drivers/acpi/utilities/utcopy.c b/drivers/acpi/utilities/utcopy.c
index 5e1a80d..5c38276 100644
--- a/drivers/acpi/utilities/utcopy.c
+++ b/drivers/acpi/utilities/utcopy.c
@@ -719,6 +719,15 @@ acpi_ut_copy_simple_object(union acpi_operand_object *source_desc,
acpi_ut_add_reference(source_desc->reference.object);
break;

+ case ACPI_TYPE_REGION:
+ /*
+ * We copied the Region Handler, so we now must add a reference
+ */
+ if (dest_desc->region.handler) {
+ acpi_ut_add_reference(dest_desc->region.handler);
+ }
+ break;
+
default:
/* Nothing to do for other simple objects */
break;
--
1.5.0.rc3.39.gec804