diff --git a/drivers/tty/tty_ldsem.c b/drivers/tty/tty_ldsem.c
index 0ffb0cb..ad7eba5 100644
--- a/drivers/tty/tty_ldsem.c
+++ b/drivers/tty/tty_ldsem.c
@@ -299,7 +299,8 @@
 		timeout = schedule_timeout(timeout);
 		raw_spin_lock_irq(&sem->wait_lock);
 		set_task_state(tsk, TASK_UNINTERRUPTIBLE);
-		if ((locked = writer_trylock(sem)))
+		locked = writer_trylock(sem);
+		if (locked)
 			break;
 	}