From 0a33e354f93a05661e6afc4245e252b349caa8a2 Mon Sep 17 00:00:00 2001 From: njl Date: Sun, 4 Jan 2004 06:35:01 +0000 Subject: Fix for "UtAllocate: Attempt to allocate zero bytes" warnings on Dell laptops that resulted in problems reading battery status. Don't copy Buffers, Packages, or Regions in DsStoreObjectToLocal(). Tested by: scottl, sam Submitted by: Luming Yu (Intel) --- sys/contrib/dev/acpica/dsmthdat.c | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) (limited to 'sys/contrib/dev/acpica/dsmthdat.c') diff --git a/sys/contrib/dev/acpica/dsmthdat.c b/sys/contrib/dev/acpica/dsmthdat.c index ac5254b..30bb0a2 100644 --- a/sys/contrib/dev/acpica/dsmthdat.c +++ b/sys/contrib/dev/acpica/dsmthdat.c @@ -663,6 +663,7 @@ AcpiDsStoreObjectToLocal ( ACPI_NAMESPACE_NODE *Node; ACPI_OPERAND_OBJECT *CurrentObjDesc; ACPI_OPERAND_OBJECT *NewObjDesc; + UINT8 ObjType; ACPI_FUNCTION_TRACE ("DsStoreObjectToLocal"); @@ -697,7 +698,11 @@ AcpiDsStoreObjectToLocal ( * take a copy of the object before we store. */ NewObjDesc = ObjDesc; - if (ObjDesc->Common.ReferenceCount > 1) + ObjType = ACPI_GET_OBJECT_TYPE(ObjDesc); + if (ObjDesc->Common.ReferenceCount > 1 && + ObjType != ACPI_TYPE_BUFFER && + ObjType != ACPI_TYPE_PACKAGE && + ObjType != ACPI_TYPE_REGION) { Status = AcpiUtCopyIobjectToIobject (ObjDesc, &NewObjDesc, WalkState); if (ACPI_FAILURE (Status)) -- cgit v1.1