[ci skip] Merge pull request #5342 from aanbar/pagination-bc-fix

Preserve attributes from pagination config files

Related: #4454
diff --git a/system/libraries/Pagination.php b/system/libraries/Pagination.php
index f26f8a4..ece4eda 100644
--- a/system/libraries/Pagination.php
+++ b/system/libraries/Pagination.php
@@ -339,6 +339,8 @@
 			}
 		}
 
+		// Enable rel attribute by default
+		isset($params['attributes']) OR $params['attributes'] = array();
 		$this->initialize($params);
 		log_message('info', 'Pagination Class Initialized');
 	}
@@ -353,8 +355,7 @@
 	 */
 	public function initialize(array $params = array())
 	{
-		isset($params['attributes']) OR $params['attributes'] = array();
-		if (is_array($params['attributes']))
+		if (isset($params['attributes']) && is_array($params['attributes']))
 		{
 			$this->_parse_attributes($params['attributes']);
 			unset($params['attributes']);