From f7b73b2e010960975f1cb43fcbc9c04f82c28bb7 Mon Sep 17 00:00:00 2001
From: Matthias Clasen <mclasen@redhat.com>
Date: Fri, 24 Jul 2020 10:40:55 -0400
Subject: [PATCH] sortlistmodel: Fix a crash

---
 gtk/gtksortlistmodel.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/gtk/gtksortlistmodel.c b/gtk/gtksortlistmodel.c
index f79bb77a1e..64bd038bcc 100644
--- a/gtk/gtksortlistmodel.c
+++ b/gtk/gtksortlistmodel.c
@@ -148,6 +148,9 @@ gtk_sort_list_model_get_item (GListModel *list,
   if (self->model == NULL)
     return NULL;
 
+  if (position >= self->n_items)
+    return NULL;
+
   if (self->positions)
     position = pos_from_key (self, self->positions[position]);