Fix a typo.

[mirror_edk2.git] / Nt32Pkg / WinNtBlockIoDxe / DriverDiagnostics.c

diff --git a/Nt32Pkg/WinNtBlockIoDxe/DriverDiagnostics.c b/Nt32Pkg/WinNtBlockIoDxe/DriverDiagnostics.c
index 1060d46001140b3262ea50bd97a27e448258ef03..b2bb309a0527879d6902ec041d6359488b589582 100644 (file)
--- a/Nt32Pkg/WinNtBlockIoDxe/DriverDiagnostics.c
+++ b/Nt32Pkg/WinNtBlockIoDxe/DriverDiagnostics.c
@@ -1,4 +1,4 @@
-/*++\r
+/**@file\r
 \r
 Copyright (c) 2006 - 2007, Intel Corporation\r
 All rights reserved. This program and the accompanying materials\r
@@ -15,7 +15,7 @@ Module Name:
 \r
 Abstract:\r
 \r
---*/\r
+**/\r
 #include <Uefi.h>\r
 #include <WinNtDxe.h>\r
 #include <Protocol/BlockIo.h>\r
@@ -184,6 +184,13 @@ WinNtBlockIoDriverDiagnosticsRunDiagnostics (
     return EFI_DEVICE_ERROR;\r
   }\r
 \r
+  //\r
+  // This is a device driver, so ChildHandle must be NULL.\r
+  //\r
+  if (ChildHandle != NULL) {\r
+    return EFI_UNSUPPORTED;\r
+  }\r
+\r
   //\r
   // Validate controller handle\r
   //\r
@@ -207,6 +214,7 @@ WinNtBlockIoDriverDiagnosticsRunDiagnostics (
     return EFI_UNSUPPORTED;\r
   }\r
 \r
+  \r
   if (Status == EFI_UNSUPPORTED) {\r
     return Status;\r
   } else if (Status != EFI_ALREADY_STARTED) {\r