Revert a comment change
diff --git a/system/database/DB_driver.php b/system/database/DB_driver.php
index 1dc80a1..482a6c8 100644
--- a/system/database/DB_driver.php
+++ b/system/database/DB_driver.php
@@ -854,7 +854,7 @@
 	 * Returns an object with field data
 	 *
 	 * @param	string	the table name
-	 * @return	mixed
+	 * @return	object
 	 */
 	public function field_data($table = '')
 	{