X-Git-Url: https://git.proxmox.com/?a=blobdiff_plain;f=IntelFsp2Pkg%2FFspSecCore%2FSecFspApiChk.c;fp=IntelFsp2Pkg%2FFspSecCore%2FSecFspApiChk.c;h=5f599385185ca480f1446ab005ddb14d889d1634;hb=b84f32ae5b475ce657ea1c9db29d4e4ec7711948;hp=a44fbf2a50b56c07f24064d4663044e2b868212a;hpb=cab1f02565d3b29081dd21afb074f35fdb4e1fd6;p=mirror_edk2.git

diff --git a/IntelFsp2Pkg/FspSecCore/SecFspApiChk.c b/IntelFsp2Pkg/FspSecCore/SecFspApiChk.c
index a44fbf2a50..5f59938518 100644
--- a/IntelFsp2Pkg/FspSecCore/SecFspApiChk.c
+++ b/IntelFsp2Pkg/FspSecCore/SecFspApiChk.c
@@ -44,6 +44,8 @@ FspApiCallingCheck (
     //
     if (((UINTN)FspData != MAX_ADDRESS) && ((UINTN)FspData != MAX_UINT32)) {
       Status = EFI_UNSUPPORTED;
+    } else if (ApiParam == NULL) {
+      Status = EFI_SUCCESS;
     } else if (EFI_ERROR (FspUpdSignatureCheck (ApiIdx, ApiParam))) {
       Status = EFI_INVALID_PARAMETER;
     }
@@ -67,9 +69,13 @@ FspApiCallingCheck (
     } else {
       if (FspData->Signature != FSP_GLOBAL_DATA_SIGNATURE) {
         Status = EFI_UNSUPPORTED;
-      } else if (EFI_ERROR (FspUpdSignatureCheck (FspSiliconInitApiIndex, ApiParam))) {
-        Status = EFI_INVALID_PARAMETER;
       } else if (ApiIdx == FspSiliconInitApiIndex) {
+        if (ApiParam == NULL) {
+          Status = EFI_SUCCESS;
+        } else if (EFI_ERROR (FspUpdSignatureCheck (FspSiliconInitApiIndex, ApiParam))) {
+          Status = EFI_INVALID_PARAMETER;
+        }
+
         //
         // Reset MultiPhase NumberOfPhases to zero
         //
@@ -89,6 +95,8 @@ FspApiCallingCheck (
     } else {
       if (FspData->Signature != FSP_GLOBAL_DATA_SIGNATURE) {
         Status = EFI_UNSUPPORTED;
+      } else if (ApiParam == NULL) {
+        Status = EFI_SUCCESS;
       } else if (EFI_ERROR (FspUpdSignatureCheck (FspSmmInitApiIndex, ApiParam))) {
         Status = EFI_INVALID_PARAMETER;
       }