minor fix

Modified: trunk/reactos/subsys/win32k/objects/region.c

--- trunk/reactos/subsys/win32k/objects/region.c	2005-02-18 12:59:30 UTC (rev 13629)
+++ trunk/reactos/subsys/win32k/objects/region.c	2005-02-18 13:07:27 UTC (rev 13630)
@@ -1992,7 +1992,7 @@

 		  RGNDATA_UnlockRgn(hSrc2);
 		  result = destRgn->rdh.iType;
 		}

-		else

+		else if(hSrc2 == NULL)

                 {
                   DPRINT1("NtGdiCombineRgn requires hSrc2 != NULL for combine mode %d!\n", CombineMode);
                 }