From bb89ea62a0b7e5c6fcedfe1a28b6dd82236247ce Mon Sep 17 00:00:00 2001
From: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Date: Mon, 16 Sep 2013 19:49:58 +0200
Subject: login: disable input console if password wrong

so we guarantee that barebox is secured again user interaction

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
---
 common/console_simple.c | 7 +++++++
 1 file changed, 7 insertions(+)

(limited to 'common/console_simple.c')

diff --git a/common/console_simple.c b/common/console_simple.c
index 101064b69a..5c80dcdf1e 100644
--- a/common/console_simple.c
+++ b/common/console_simple.c
@@ -3,6 +3,7 @@
 #include <fs.h>
 #include <errno.h>
 #include <debug_ll.h>
+#include <console.h>
 
 LIST_HEAD(console_list);
 EXPORT_SYMBOL(console_list);
@@ -40,6 +41,9 @@ EXPORT_SYMBOL(console_putc);
 
 int tstc(void)
 {
+	if (unlikely(!console_is_input_allow()))
+		return 0;
+
 	if (!console)
 		return 0;
 
@@ -49,6 +53,9 @@ EXPORT_SYMBOL(tstc);
 
 int getc(void)
 {
+	if (unlikely(!console_is_input_allow()))
+		return -EPERM;
+
 	if (!console)
 		return -EINVAL;
 	return console->getc(console);
-- 
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