SecurityPkg: TcgSmm: Handle invalid parameter in MOR SMI handler

[mirror_edk2.git] / SecurityPkg / Tcg / Tcg2Smm / Tcg2Smm.c

diff --git a/SecurityPkg/Tcg/Tcg2Smm/Tcg2Smm.c b/SecurityPkg/Tcg/Tcg2Smm/Tcg2Smm.c
index 21b1014a3bc7de6a5a5db2c1377a4675bcf2823c..4a1a293bfcd3dda32f46c7c61e1772db3dd69a75 100644 (file)
--- a/SecurityPkg/Tcg/Tcg2Smm/Tcg2Smm.c
+++ b/SecurityPkg/Tcg/Tcg2Smm/Tcg2Smm.c
@@ -153,6 +153,10 @@ MemoryClearCallback (
       return EFI_SUCCESS;\r
     }\r
     MorControl &= ~MOR_CLEAR_MEMORY_BIT_MASK;\r
+  } else {\r
+    mTcgNvs->MemoryClear.ReturnCode = MOR_REQUEST_GENERAL_FAILURE;\r
+    DEBUG ((EFI_D_ERROR, "[TPM] MOR Parameter error! Parameter = %x\n", mTcgNvs->MemoryClear.Parameter));\r
+    return EFI_SUCCESS;\r
   }\r
 \r
   DataSize = sizeof (UINT8);\r