From 51737be6162584209b483f97daa87ce9d3c039b0 Mon Sep 17 00:00:00 2001
From: brunoais <brunoaiss@gmail.com>
Date: Sat, 28 Feb 2015 18:14:00 +0000
Subject: [PATCH] [feature/sql-bool-builder] Also use parenthesis for the NOT
 operator

Be on the safe side, also use parenthesis for the NOT operator

PHPBB3-13652
---
 phpBB/phpbb/db/driver/driver.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/phpBB/phpbb/db/driver/driver.php b/phpBB/phpbb/db/driver/driver.php
index f66f10322b..d2bb5f4f7c 100644
--- a/phpBB/phpbb/db/driver/driver.php
+++ b/phpBB/phpbb/db/driver/driver.php
@@ -831,7 +831,7 @@ abstract class driver implements driver_interface
 				break;
 				case 'NOT':
 
-					$condition = ' NOT ' . $this->_process_boolean_tree($condition);
+					$condition = ' NOT (' . $this->_process_boolean_tree($condition) . ') ';
 
 				break;