diff --git a/drivers/char/mmtimer.c b/drivers/char/mmtimer.c
index 58eddfd..1200618 100644
--- a/drivers/char/mmtimer.c
+++ b/drivers/char/mmtimer.c
@@ -485,7 +485,7 @@
 		goto out;
 	t->it_overrun = 0;
 
-	if (tasklist_lock.write_lock || posix_timer_event(t, 0) != 0) {
+	if (posix_timer_event(t, 0) != 0) {
 
 		// printk(KERN_WARNING "mmtimer: cannot deliver signal.\n");