diff --git a/include/linux/kbd_kern.h b/include/linux/kbd_kern.h
index 45f625d..3aed373 100644
--- a/include/linux/kbd_kern.h
+++ b/include/linux/kbd_kern.h
@@ -151,6 +151,11 @@
 
 static inline void con_schedule_flip(struct tty_struct *t)
 {
+	unsigned long flags;
+	spin_lock_irqsave(&t->buf.lock, flags);
+	if (t->buf.tail != NULL)
+		t->buf.tail->active = 0;
+	spin_unlock_irqrestore(&t->buf.lock, flags);
 	schedule_work(&t->buf.work);
 }