Fix fatal error when $wgProfiling = false;

diff --git a/includes/LinkCache.php b/includes/LinkCache.php
index dd87fce..f96fdf4 100644 (file)
--- a/includes/LinkCache.php
+++ b/includes/LinkCache.php
@@ -135,8 +135,8 @@ class LinkCache {
                if ( 0 != $id ) { return $id; }
 
                $fname = 'LinkCache::addLinkObj';
-               global $wgProfiler;
-               if ( isset( $wgProfiler ) ) {
+               global $wgProfiling, $wgProfiler;
+               if ( $wgProfiling && isset( $wgProfiler ) ) {
                        $fname .= ' (' . $wgProfiler->getCurrentSection() . ')';
                }