From 5fb981e6818271dd6310dfd04b7d0ad81ef1c3dc Mon Sep 17 00:00:00 2001
From: Alan Cox <alan@linux.intel.com>
Date: Sat, 5 May 2018 20:44:09 +0100
Subject: [PATCH] ubee: fix silly bug in lpen tty

Not enough to make it work
---
 Kernel/platform-ubee/devtty.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/Kernel/platform-ubee/devtty.c b/Kernel/platform-ubee/devtty.c
index e76df755..6ab8d178 100644
--- a/Kernel/platform-ubee/devtty.c
+++ b/Kernel/platform-ubee/devtty.c
@@ -249,9 +249,11 @@ void lpen_kbd_poll(void)
 		return;
 	}
 	if (kbtest(63))
-		k = xlate_shift[k];
+		k = xlate_shift[lpen_kbd_last];
 	else
-		k = xlate[k];
+		k = xlate[lpen_kbd_last];
+	if (k == 0)
+		return;
 	if (capslock && (k >= 'a' && k <= 'z'))
 		k -= 32;
 	if (k >= 64 && k <= 127 && kbtest(57))
-- 
2.34.1