diff --git a/wp-includes/canonical.php b/wp-includes/canonical.php
index f6fbed8b44..5ad4457502 100644
--- a/wp-includes/canonical.php
+++ b/wp-includes/canonical.php
@@ -178,12 +178,6 @@ function redirect_canonical($requested_url=null, $do_redirect=true) {
 	if ( strtolower($original['host']) == strtolower($redirect['host']) )
 		$redirect['host'] = $original['host'];
 
-	// prevent notices in the comparison below
-	$original['query'] = isset($redirect['query'])? $redirect['query'] : false;
-	$original['port'] = isset($redirect['port'])? $redirect['port'] : false;
-	$redirect['query'] = isset($redirect['query'])? $redirect['query'] : false;
-	$redirect['port'] = isset($redirect['port'])? $redirect['port'] : false;
-
 	if ( array($original['host'], $original['port'], $original['path'], $original['query']) !== array($redirect['host'], $redirect['port'], $redirect['path'], $redirect['query']) ) {
 		$redirect_url = $redirect['scheme'] . '://' . $redirect['host'];
 		if ( isset($redirect['port']) )