Check everything for entities.

git-svn-id: http://svn.automattic.com/wordpress/trunk@2085 1a063a9b-81f0-0310-95a4-ce76da25c4cd

wp-includes/functions-post.php

@@ -386,7 +386,7 @@ function wp_blacklist_check($author, $email, $url, $comment, $user_ip, $user_age
 
 	do_action('wp_blacklist_check', '');
 
-	if ( preg_match_all('/&#(\d+);/', $comment, $chars) ) {
+	if ( preg_match_all('/&#(\d+);/', $comment . $author . $url, $chars) ) {
 		foreach ($chars[1] as $char) {
 			// If it's an encoded char in the normal ASCII set, reject
 			if ($char < 128)