window: Use brackets to silence gcc

diff --git a/gtk/gtkwindow.c b/gtk/gtkwindow.c
index 2be90c38290f9080ee2af247f06dcbd0f9ea63b4..5f75dae6fe6e7f0a9a6d529d479eb495a8fa3697 100644 (file)
--- a/gtk/gtkwindow.c
+++ b/gtk/gtkwindow.c
@@ -1638,7 +1638,7 @@ gtk_window_set_focus (GtkWindow *window,
       GtkWidget *widget = window->focus_widget;
       if (widget)
        {
-         while (parent = gtk_widget_get_parent (widget))
+         while ((parent = gtk_widget_get_parent (widget)))
            {
              widget = parent;
              gtk_container_set_focus_child (GTK_CONTAINER (widget), NULL);