diff --git a/drivers/char/amiserial.c b/drivers/char/amiserial.c
index 3530ff4..6e763e3 100644
--- a/drivers/char/amiserial.c
+++ b/drivers/char/amiserial.c
@@ -1254,7 +1254,7 @@
 	unsigned long flags;
 
 	if (serial_paranoia_check(info, tty->name, "rs_break"))
-		return;
+		return -EINVAL;
 
 	local_irq_save(flags);
 	if (break_state == -1)