[SETUPAPI]

 - Do not fail on non-existing GUIDs in SetupDiGetClassDevsExW
WinCDemu portable now goes a bit further and permits to load CD images, but no new drive letters are affected.

svn path=/trunk/; revision=63643

diff --git a/reactos/dll/win32/setupapi/interface.c b/reactos/dll/win32/setupapi/interface.c
index 32c8aa0..deaadd9 100644 (file)
--- a/reactos/dll/win32/setupapi/interface.c
+++ b/reactos/dll/win32/setupapi/interface.c
@@ -2,7 +2,7 @@
  * SetupAPI interface-related functions
  *
  * Copyright 2000 Andreas Mohr for CodeWeavers
  * SetupAPI interface-related functions
  *
  * Copyright 2000 Andreas Mohr for CodeWeavers

- *           2005-2006 Hervé Poussineau (hpoussin@reactos.org)
+ *           2005-2006 Herv� Poussineau (hpoussin@reactos.org)

  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Lesser General Public
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Lesser General Public


@@ -97,7 +97,8 @@ SETUP_CreateInterfaceList(
     hInterfaceKey = SetupDiOpenClassRegKeyExW(InterfaceGuid, KEY_ENUMERATE_SUB_KEYS, DIOCR_INTERFACE, MachineName, NULL);
     if (hInterfaceKey == INVALID_HANDLE_VALUE)
     {
     hInterfaceKey = SetupDiOpenClassRegKeyExW(InterfaceGuid, KEY_ENUMERATE_SUB_KEYS, DIOCR_INTERFACE, MachineName, NULL);
     if (hInterfaceKey == INVALID_HANDLE_VALUE)
     {

-        rc = GetLastError();
+        /* Key doesn't exist. Let's keep it empty */
+        rc = ERROR_SUCCESS;

         goto cleanup;
     }
 
         goto cleanup;
     }