From 9d85e6b9d01e79c32ded3667b5fd7ac49b6ca2bd Mon Sep 17 00:00:00 2001
From: Ryan Boren <ryan@git.wordpress.org>
Date: Thu, 4 Oct 2012 18:37:43 +0000
Subject: [PATCH] Avoid 'Only variables should be assigned by reference'
 warning. Props wonderboymusic. see #21865

git-svn-id: https://develop.svn.wordpress.org/trunk@22117 602fd350-edb4-49c9-b593-d223f7449a82
---
 wp-admin/includes/ajax-actions.php | 2 +-
 wp-includes/category-template.php  | 4 ++--
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/wp-admin/includes/ajax-actions.php b/wp-admin/includes/ajax-actions.php
index 665ee78ab2..c27f6dfb58 100644
--- a/wp-admin/includes/ajax-actions.php
+++ b/wp-admin/includes/ajax-actions.php
@@ -326,7 +326,7 @@ function _wp_ajax_add_hierarchical_term() {
 		$term_id = $parent->term_id;
 
 		while ( $parent->parent ) { // get the top parent
-			$parent = &get_term( $parent->parent, $taxonomy->name );
+			$parent = get_term( $parent->parent, $taxonomy->name );
 			if ( is_wp_error( $parent ) )
 				break;
 			$term_id = $parent->term_id;
diff --git a/wp-includes/category-template.php b/wp-includes/category-template.php
index ce29c90c47..ceff339e49 100644
--- a/wp-includes/category-template.php
+++ b/wp-includes/category-template.php
@@ -41,7 +41,7 @@ function get_category_link( $category ) {
  */
 function get_category_parents( $id, $link = false, $separator = '/', $nicename = false, $visited = array() ) {
 	$chain = '';
-	$parent = &get_category( $id );
+	$parent = get_category( $id );
 	if ( is_wp_error( $parent ) )
 		return $parent;
 
@@ -135,7 +135,7 @@ function _usort_terms_by_ID( $a, $b ) {
  */
 function get_the_category_by_ID( $cat_ID ) {
 	$cat_ID = (int) $cat_ID;
-	$category = &get_category( $cat_ID );
+	$category = get_category( $cat_ID );
 	if ( is_wp_error( $category ) )
 		return $category;
 	return $category->name;