- Free all memory in error case of GetClassInfoExCommon.
- Fix RegisterClassExA for menu-less window classes.

reactos/lib/user32/windows

diff -u -r1.55 -r1.56
--- class.c	24 Dec 2004 17:45:58 -0000	1.55
+++ class.c	26 Dec 2004 23:56:16 -0000	1.56
@@ -1,4 +1,4 @@

-/* $Id: class.c,v 1.55 2004/12/24 17:45:58 weiden Exp $

+/* $Id: class.c,v 1.56 2004/12/26 23:56:16 navaraf Exp $

  *
  * COPYRIGHT:       See COPYING in the top level directory
  * PROJECT:         ReactOS user32.dll

@@ -86,6 +86,7 @@

   if ( !str3.Buffer )
   {
     SetLastError (RtlNtStatusToDosError(STATUS_NO_MEMORY));

+    HEAP_free ( str2.Buffer );

     if ( !IS_ATOM(str) )
       HEAP_free ( str );
     return FALSE;

@@ -438,7 +439,7 @@

   
    RtlCopyMemory(&WndClass, lpwcx, sizeof(WNDCLASSEXW));
 

-   if (IS_ATOM(lpwcx->lpszMenuName))

+   if (IS_ATOM(lpwcx->lpszMenuName) || lpwcx->lpszMenuName == 0)

    {
       MenuName.Length =
       MenuName.MaximumLength = 0;