From 29eef6de61157db81a6fac4dca219c0c3f4b8ce8 Mon Sep 17 00:00:00 2001
From: Rob Bradford <rob@linux.intel.com>
Date: Tue, 3 Sep 2013 12:24:20 +0100
Subject: [PATCH] wayland: Check for NULL surface on pointer leave events

In the protocol this is the expected behaviour when the client has
destroyed the surface.

https://bugzilla.gnome.org/show_bug.cgi?id=707377
---
 clutter/wayland/clutter-input-device-wayland.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/clutter/wayland/clutter-input-device-wayland.c b/clutter/wayland/clutter-input-device-wayland.c
index 05331d974..60920c974 100644
--- a/clutter/wayland/clutter-input-device-wayland.c
+++ b/clutter/wayland/clutter-input-device-wayland.c
@@ -410,6 +410,9 @@ clutter_wayland_handle_pointer_leave (void *data,
   ClutterStageCogl          *stage_cogl;
   ClutterEvent              *event;
 
+  if (surface == NULL)
+    return;
+
   if (!CLUTTER_IS_STAGE_COGL (wl_surface_get_user_data (surface)))
     return;