Null check for window on pointer_axisrelease5.3.0

The window is already destroyed and server doesn't get a message yet.

Change-Id: Ia9dd0ce891a712d1aa913fcb3313a5fe300788ab
Reviewed-by: Giulio Camuffo <giulio.camuffo@jollamobile.com>
Reviewed-by: Robin Burchell <robin+qt@viroteck.net>

1 files changed, 6 insertions, 0 deletions

diff --git a/src/client/qwaylandinputdevice.cpp b/src/client/qwaylandinputdevice.cpp
index 08e29457..29e99364 100644
--- a/src/client/qwaylandinputdevice.cpp
+++ b/src/client/qwaylandinputdevice.cpp
@@ -517,6 +517,12 @@ void QWaylandInputDevice::Pointer::pointer_axis(uint32_t time, uint32_t axis, in
     QPoint pixelDelta;
     QPoint angleDelta;
 
+    if (window == NULL) {
+        // We destroyed the pointer focus surface, but the server
+        // didn't get the message yet.
+        return;
+    }
+
     //normalize value and inverse axis
     int valueDelta = wl_fixed_to_int(value) * -12;