From 0e3334c8d8f021ed87d873ac95e165cde9da5e4d Mon Sep 17 00:00:00 2001
From: Romain Naour <romain.naour@openwide.fr>
Date: Sun, 16 Mar 2014 11:18:19 +0100
Subject: [PATCH] su: add a delay if the password is incorrect

Signed-off-by: Romain Naour <romain.naour@openwide.fr>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
---
 loginutils/su.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/loginutils/su.c b/loginutils/su.c
index c51f26f70..f8125054a 100644
--- a/loginutils/su.c
+++ b/loginutils/su.c
@@ -101,6 +101,7 @@ int su_main(int argc UNUSED_PARAM, char **argv)
 		if (ENABLE_FEATURE_SU_SYSLOG)
 			syslog(LOG_NOTICE, "%c %s %s:%s",
 				'-', tty, old_user, opt_username);
+		bb_do_delay(LOGIN_FAIL_DELAY);
 		bb_error_msg_and_die("incorrect password");
 	}