diff --git a/scst/include/scst.h b/scst/include/scst.h
index acaafa4a0..9ec5c8016 100644
--- a/scst/include/scst.h
+++ b/scst/include/scst.h
@@ -3995,10 +3995,18 @@ static inline int cancel_delayed_work_sync(struct delayed_work *work)
 #endif
 #endif
 
+#ifndef RHEL_RELEASE_VERSION
+#define RHEL_RELEASE_VERSION(maj, min) 0
+#endif
+
 #ifdef CONFIG_DEBUG_LOCK_ALLOC
 extern struct lockdep_map scst_suspend_dep_map;
-#define scst_assert_activity_suspended()		\
+#if !defined(RHEL_RELEASE_CODE) || (RHEL_RELEASE_CODE -0 < RHEL_RELEASE_VERSION(6, 4))
+# define scst_assert_activity_suspended()		\
 	WARN_ON(debug_locks && !lock_is_held(&scst_suspend_dep_map));
+# else
+# define scst_assert_activity_suspended() do { } while (0)
+# endif
 #else
 #define scst_assert_activity_suspended() do { } while (0)
 #endif