From 5c3086ee4a4d6da13d1ec450aaf5728bc6b64de5 Mon Sep 17 00:00:00 2001
From: Dries Buytaert <dries@buytaert.net>
Date: Sat, 23 Dec 2006 22:04:52 +0000
Subject: [PATCH] - Patch #100957 by chx: clean up drupal_lookup_path()

---
 includes/path.inc | 8 +++-----
 1 file changed, 3 insertions(+), 5 deletions(-)

diff --git a/includes/path.inc b/includes/path.inc
index 0a791cc0196..b911dae60f9 100644
--- a/includes/path.inc
+++ b/includes/path.inc
@@ -42,10 +42,10 @@ function drupal_init_path() {
 function drupal_lookup_path($action, $path = '') {
   // $map keys are Drupal paths and the values are the corresponding aliases
   static $map = array(), $no_src = array();
-  static $count = NULL;
+  static $count;
 
   // Use $count to avoid looking up paths in subsequent calls if there simply are no aliases
-  if ($count === NULL) {
+  if (!isset($count)) {
     $count = db_result(db_query('SELECT COUNT(pid) FROM {url_alias}'));
   }
 
@@ -58,9 +58,7 @@ function drupal_lookup_path($action, $path = '') {
       if (isset($map[$path])) {
         return $map[$path];
       }
-      if (!$alias = db_result(db_query("SELECT dst FROM {url_alias} WHERE src = '%s'", $path))) {
-        $alias = FALSE;
-      }
+      $alias = db_result(db_query("SELECT dst FROM {url_alias} WHERE src = '%s'", $path));
       $map[$path] = $alias;
       return $alias;
     }