--- xnu/xnu-12377.101.15/iokit/Kernel/IOTimerEventSource.cpp
+++ xnu/xnu-8019.41.5/iokit/Kernel/IOTimerEventSource.cpp
@@ -187,9 +187,8 @@
 			wl->openGate();
 		}
 	}
-	if (me->reserved->workLoop) {
-		me->reserved->workLoop->release();
-	}
+
+	me->reserved->workLoop->release();
 	me->release();
 }