Fixed building warning

source/libublsettingsui-gtk3.c

@@ -78,7 +78,7 @@ void on_save_window_parameter_switched(GtkCellRendererToggle *self, gchar *path,
             int valid = gtk_tree_model_get_iter_first(GTK_TREE_MODEL(window->list),&iter);
             for (;valid;valid=gtk_tree_model_iter_next(GTK_TREE_MODEL(window->list),&iter)){
                 char *name;
-                gtk_tree_model_get(window->list,&iter,1,&name,-1);
+                gtk_tree_model_get(GTK_TREE_MODEL(window->list),&iter,1,&name,-1);
                 if (!strcmp(seek_name,name)){
                     gboolean is_active;
                     gtk_tree_model_get(GTK_TREE_MODEL(window->list),&iter,0,&is_active,-1);