From 634cf8c71eb327c339e4781b9385e40ef1406ffc Mon Sep 17 00:00:00 2001
From: Henry Sudhof <kellanved@phpbb.com>
Date: Tue, 29 Jul 2008 15:13:13 +0000
Subject: No negative values (#30335)

git-svn-id: file:///svn/phpbb/branches/phpBB-3_0_0@8722 89ea8834-ac86-4346-8a33-228a782c2dd0
---
 phpBB/includes/acp/acp_captcha.php | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

(limited to 'phpBB/includes')

diff --git a/phpBB/includes/acp/acp_captcha.php b/phpBB/includes/acp/acp_captcha.php
index 18523506a4..90aa4e8683 100644
--- a/phpBB/includes/acp/acp_captcha.php
+++ b/phpBB/includes/acp/acp_captcha.php
@@ -80,7 +80,11 @@ class acp_captcha
 			$captcha_vars = array_keys($captcha_vars);
 			foreach ($captcha_vars as $captcha_var)
 			{
-				set_config($captcha_var, request_var($captcha_var, 0));
+				$value = request_var($captcha_var, 0);
+				if ($value >= 0)
+				{
+					set_config($captcha_var, $value);
+				}
 			}
 			trigger_error($user->lang['CONFIG_UPDATED'] . adm_back_link($this->u_action));
 		}
-- 
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