MAGETWO-90277: Cannot Save Short Description

Author: irenelagno

app/code/Magento/Catalog/Controller/Adminhtml/Product/Attribute/Save.php

@@ -216,6 +216,7 @@ public function execute()
 
                 $data['attribute_code'] = $model->getAttributeCode();
                 $data['is_user_defined'] = $model->getIsUserDefined();
+                $data['frontend_input'] = $data['frontend_input'] ?? $model->getFrontendInput();
             } else {
                 /**
                  * @todo add to helper and specify all relations for properties