diff --git a/wp-includes/class-wp-xmlrpc-server.php b/wp-includes/class-wp-xmlrpc-server.php
index 0dc9051b3f..6a1befc821 100644
--- a/wp-includes/class-wp-xmlrpc-server.php
+++ b/wp-includes/class-wp-xmlrpc-server.php
@@ -4502,6 +4502,8 @@ class wp_xmlrpc_server extends IXR_Server {
 			return $this->error;
 		}
 
+		$struct = array();
+
 		foreach ($posts_list as $entry) {
 			if ( !current_user_can( 'edit_post', $entry['ID'] ) )
 				continue;