diff --git a/drivers/char/hvsi.c b/drivers/char/hvsi.c
index 54cbb58..017f755 100644
--- a/drivers/char/hvsi.c
+++ b/drivers/char/hvsi.c
@@ -987,10 +987,7 @@
 		start_j = 0;
 #endif /* DEBUG */
 		wake_up_all(&hp->emptyq);
-		if (test_bit(TTY_DO_WRITE_WAKEUP, &hp->tty->flags)
-				&& hp->tty->ldisc.write_wakeup)
-			hp->tty->ldisc.write_wakeup(hp->tty);
-		wake_up_interruptible(&hp->tty->write_wait);
+		tty_wakeup(hp->tty);
 	}
 
 out: