From 8e01ea1e045c2ef1f417154c5f55360ffb14ad9e Mon Sep 17 00:00:00 2001
From: Carlos Garnacho <carlosg@gnome.org>
Date: Mon, 8 Feb 2021 20:20:22 +0100
Subject: [PATCH] wayland: Plug XDnD drag source leak

This object is just being detached, with no code unref'ing it. Do
this whenever the XDnD selection goes unowned, usually a good
indication that the drag source no longer is one.

Part-of: <https://gitlab.gnome.org/GNOME/mutter/-/merge_requests/1720>
---
 src/wayland/meta-xwayland-dnd.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/wayland/meta-xwayland-dnd.c b/src/wayland/meta-xwayland-dnd.c
index 77bf56783..6c97ffee2 100644
--- a/src/wayland/meta-xwayland-dnd.c
+++ b/src/wayland/meta-xwayland-dnd.c
@@ -909,6 +909,7 @@ meta_xwayland_dnd_handle_xfixes_selection_notify (MetaWaylandCompositor *composi
   else if (event->owner == None)
     {
       meta_xwayland_end_dnd_grab (data_device, FALSE);
+      g_clear_object (&dnd->source);
     }
 
   return FALSE;