nixpkgs/pkgs/applications/display-managers/lightdm-gtk-greeter/lightdm-gtk-greeter.patch

diff --git a/src/lightdm-gtk-greeter.c b/src/lightdm-gtk-greeter.c
index cc5f9e1..d615dc1 100644
--- a/src/lightdm-gtk-greeter.c
+++ b/src/lightdm-gtk-greeter.c
@@ -1716,7 +1716,7 @@ main (int argc, char **argv)
     gtk_container_add (GTK_CONTAINER (menuitem), image);
     gtk_widget_show (GTK_WIDGET (menuitem));
     
-    items = lightdm_get_sessions ();
+    items = lightdm_get_sessions (greeter);
     GSList *sessions = NULL;
     for (item = items; item; item = item->next)
     {