[NTOSKRNL]

- Add an ASSERT in KeRundownThread

svn path=/trunk/; revision=57466

reactos/ntoskrnl/ke/thrdobj.c

@@ -457,6 +457,7 @@ KeRundownThread(VOID)
     {
         /* Get the Mutant */
         Mutant = CONTAINING_RECORD(NextEntry, KMUTANT, MutantListEntry);
+        ASSERT_MUTANT(Mutant);
 
         /* Make sure it's not terminating with APCs off */
         if (Mutant->ApcDisable)