for (Link = PackageList->FormPkgHdr.ForwardLink; Link != &PackageList->FormPkgHdr; Link = Link->ForwardLink) {\r
FormPackage = CR (Link, HII_IFR_PACKAGE_INSTANCE, IfrEntry, HII_IFR_PACKAGE_SIGNATURE);\r
PackageLength += FormPackage->FormPkgHdr.Length;\r
- if (PackageLength + *ResultSize + UsedSize <= BufferSize) {\r
+ if ((Buffer != NULL) && (PackageLength + *ResultSize + UsedSize <= BufferSize)) {\r
//\r
// Invoke registered notification if exists\r
//\r
(EFI_HII_PACKAGE_LIST_HEADER *)((UINT8 *) Buffer + UsedSize)\r
);\r
ASSERT_EFI_ERROR (Status);\r
- }\r
- else if (Handle != NULL && Node->Handle == Handle) {\r
+ } else if (Handle != NULL && Node->Handle == Handle) {\r
Status = ExportPackageList (\r
Private,\r
Handle,\r