SecurityPkg: TcgSmm: Handle invalid parameter in MOR SMI handler

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

diff --git a/SecurityPkg/Tcg/TcgSmm/TcgSmm.c b/SecurityPkg/Tcg/TcgSmm/TcgSmm.c
index 0b8a002a4d193f1461a0a6a30a94799bf8daa70b..d3ddae6886c8fbf52ee1b66d7b4aaf43a546c8d4 100644 (file)
--- a/SecurityPkg/Tcg/TcgSmm/TcgSmm.c
+++ b/SecurityPkg/Tcg/TcgSmm/TcgSmm.c
@@ -271,6 +271,10 @@ 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