X-Git-Url: https://git.proxmox.com/?p=mirror_edk2.git;a=blobdiff_plain;f=MdeModulePkg%2FUniversal%2FHiiDatabaseDxe%2FDatabase.c;h=918559e54490b4c875dba51e27ff89bad0872646;hp=d3aba3d25c88a584711ba0f1e52fd36e84508bac;hb=f324bf4dbeda4d64b769bd005331e8f9404b692d;hpb=6672d625fe088b7e3b6c4135d07e388791da8421

diff --git a/MdeModulePkg/Universal/HiiDatabaseDxe/Database.c b/MdeModulePkg/Universal/HiiDatabaseDxe/Database.c
index d3aba3d25c..918559e544 100644
--- a/MdeModulePkg/Universal/HiiDatabaseDxe/Database.c
+++ b/MdeModulePkg/Universal/HiiDatabaseDxe/Database.c
@@ -659,7 +659,7 @@ ExportFormPackages (
   for (Link = PackageList->FormPkgHdr.ForwardLink; Link != &PackageList->FormPkgHdr; Link = Link->ForwardLink) {
     FormPackage = CR (Link, HII_IFR_PACKAGE_INSTANCE, IfrEntry, HII_IFR_PACKAGE_SIGNATURE);
     PackageLength += FormPackage->FormPkgHdr.Length;
-    if (PackageLength + *ResultSize + UsedSize <= BufferSize) {
+    if ((Buffer != NULL) && (PackageLength + *ResultSize + UsedSize <= BufferSize)) {
       //
       // Invoke registered notification if exists
       //