ACPICA: Fixes a problem with control method references within packages

Completes the package changes started with version 20071019.

Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Alexey Starikovskiy <astarikovskiy@suse.de>
Signed-off-by: Len Brown <len.brown@intel.com>
diff --git a/drivers/acpi/dispatcher/dswexec.c b/drivers/acpi/dispatcher/dswexec.c
index 514b9d2..6af4671 100644
--- a/drivers/acpi/dispatcher/dswexec.c
+++ b/drivers/acpi/dispatcher/dswexec.c
@@ -493,7 +493,7 @@
 
 				op->common.node =
 				    (struct acpi_namespace_node *)op->asl.value.
-				    arg->asl.node->object;
+				    arg->asl.node;
 				acpi_ut_add_reference(op->asl.value.arg->asl.
 						      node->object);
 				return_ACPI_STATUS(AE_OK);