[gtk/wip/otte/sortlistmodel: 148/154] testsuite: Fix a leak

[Benjamin Otte <otte src gnome org>]

commit e0b087eb0eb259057648253279ed55c045a5b939
Author: Benjamin Otte <otte redhat com>
Date:   Sun Jul 12 06:46:49 2020 +0200

    testsuite: Fix a leak

 testsuite/gtk/filterlistmodel-exhaustive.c | 1 +
 1 file changed, 1 insertion(+)
---
diff --git a/testsuite/gtk/filterlistmodel-exhaustive.c b/testsuite/gtk/filterlistmodel-exhaustive.c
index 4bf54c1d57..2a033dacd3 100644
--- a/testsuite/gtk/filterlistmodel-exhaustive.c
+++ b/testsuite/gtk/filterlistmodel-exhaustive.c
@@ -426,6 +426,7 @@ test_model_changes (gconstpointer model_id)
                                position,
                                remove ? 1 : 0,
                                (gpointer *) &source, 1);
+          g_object_unref (model1);
           g_object_unref (source);
         }
       else if (remove)