fs: ext4: dir: Added a blank line after declaration

index 89fa42b..5c730bd 100644
@@ -388,6 +388,7 @@ static void free_rb_tree_fname(struct rb_root *root)
 	rbtree_postorder_for_each_entry_safe(fname, next, root, rb_hash)
 		while (fname) {
 			struct fname *old = fname;
+
 			fname = fname->next;
 			kfree(old);
 		}