diff -Nurp -X linux-RT/Documentation/dontdiff linux-RT/include/linux/rt_lock.h linux-RT.mich/include/linux/rt_lock.h
--- linux-RT/include/linux/rt_lock.h	2005-05-30 18:40:07.000000000 +0200
+++ linux-RT.mich/include/linux/rt_lock.h	2005-05-30 18:29:53.000000000 +0200
@@ -210,7 +210,7 @@ extern void there_is_no_init_MUTEX_LOCKE
  * No locked initialization for RT semaphores
  */
 #define rt_init_MUTEX_LOCKED(sem) \
-		there_is_no_init_MUTEX_LOCKED_for_RT_semaphores
+		there_is_no_init_MUTEX_LOCKED_for_RT_semaphores()
 extern void FASTCALL(rt_down(struct semaphore *sem));
 extern int FASTCALL(rt_down_interruptible(struct semaphore *sem));
 extern int FASTCALL(rt_down_trylock(struct semaphore *sem));