Wordpress 2.0.4

[autoinstalls/wordpress.git] / wp-includes / links.php

diff --git a/wp-includes/links.php b/wp-includes/links.php
index 6010a26f654fed80777a9a849b51e6a752beaddd..71e2159cf6e0bb71b5615abc7325cf625b224670 100644 (file)
--- a/wp-includes/links.php
+++ b/wp-includes/links.php
@@ -445,9 +445,10 @@ function get_links_withrating($category = -1, $before = '', $after = '<br />',
  **                uses 0
  */
 function get_linkcatname($id = 0) {
+    $id = (int) $id;
     global $wpdb;
     $cat_name = '';
-    if ('' != $id) {
+    if ( !empty($id) ) {
         $cat_name = $wpdb->get_var("SELECT cat_name FROM $wpdb->linkcategories WHERE cat_id=$id");
     }
     return $cat_name;
@@ -562,4 +563,4 @@ function get_links_list($order = 'name', $hide_if_empty = 'obsolete') {
        }
 }
 
-?>
\ No newline at end of file
+?>