[arty] 13483: Patch to fix NtCreateSempahore, in the case where the initial lookup

Patch to fix NtCreateSempahore, in the case where the initial lookup
succeeds.  We previously left the function without initializing
hSemaphore.  Patch suggested by me and executed by hpoussin.
Modified: trunk/reactos/ntoskrnl/ex/sem.c
  _____
Modified: trunk/reactos/ntoskrnl/ex/sem.c
--- trunk/reactos/ntoskrnl/ex/sem.c     2005-02-10 01:42:58 UTC (rev
13482)
+++ trunk/reactos/ntoskrnl/ex/sem.c     2005-02-10 03:58:03 UTC (rev
13483)
@@ -128,28 +128,37 @@
      KeInitializeSemaphore(Semaphore,
                           InitialCount,
                           MaximumCount);
+   }
-     Status = ObInsertObject ((PVOID)Semaphore,
+   Status = ObInsertObject ((PVOID)Semaphore,
                              NULL,
                              DesiredAccess,
                              0,
                              NULL,
                              &hSemaphore);
-     ObDereferenceObject(Semaphore);
-
-     if(NT_SUCCESS(Status))
+   if(NT_SUCCESS(Status))
+   {
+     _SEH_TRY
      {
-       _SEH_TRY
-       {
-         *SemaphoreHandle = hSemaphore;
-       }
-       _SEH_HANDLE
-       {
-         Status = _SEH_GetExceptionCode();
-       }
-       _SEH_END;
+       ObDereferenceObject(Semaphore);
+       *SemaphoreHandle = hSemaphore;
      }
+     _SEH_HANDLE
+     {
+       Status = _SEH_GetExceptionCode();
+     }
+     _SEH_END;
+   } else {
+     _SEH_TRY
+     {
+       *SemaphoreHandle = INVALID_HANDLE_VALUE;
+     }
+     _SEH_HANDLE
+     {
+       Status = _SEH_GetExceptionCode();
+     }
+     _SEH_END;
    }
    return Status;