From 856b2f6e092b9bcba10310a6b05390a94105ed7f Mon Sep 17 00:00:00 2001
From: Paul Cornett <paulcor@users.noreply.github.com>
Date: Mon, 31 Oct 2016 09:32:20 -0700
Subject: [PATCH] avoid uninitialized result from size_request with Ubuntu, see
 #17707

(cherry picked from commit 83012dc0822370b3a2c912ceed95fc61e72fcd54)
---
 src/gtk/control.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/gtk/control.cpp b/src/gtk/control.cpp
index c418af212c..86528ec99d 100644
--- a/src/gtk/control.cpp
+++ b/src/gtk/control.cpp
@@ -320,7 +320,7 @@ wxControl::GetDefaultAttributesFromGTKWidget(GtkWidget* widget,
 // been recalculated and cached by us. We want GTK+ information.
 wxSize wxControl::GTKGetPreferredSize(GtkWidget* widget) const
 {
-    GtkRequisition req;
+    GtkRequisition req = { 0, 0 };
 #ifdef __WXGTK3__
     int w, h;
     gtk_widget_get_size_request(widget, &w, &h);