From 878e4a34d339c376ceb78655cd44c58b06411f1d Mon Sep 17 00:00:00 2001
From: =?utf8?q?Sebastian=20Dr=C3=B6ge?= <sebastian@centricular.com>
Date: Wed, 9 Feb 2022 17:50:13 +0200
Subject: [PATCH] Don't dereference a `NULL` page in
 `gtk_assistant_set_current_page()` if there are no pages at all

---
 gtk/gtkassistant.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/gtk/gtkassistant.c b/gtk/gtkassistant.c
index 891b821e6b..464e6f1b68 100644
--- a/gtk/gtkassistant.c
+++ b/gtk/gtkassistant.c
@@ -1478,6 +1478,7 @@ gtk_assistant_set_current_page (GtkAssistant *assistant,
   GtkAssistantPage *page;
 
   g_return_if_fail (GTK_IS_ASSISTANT (assistant));
+  g_return_if_fail (assistant->pages != NULL);
 
   if (page_num >= 0)
     page = (GtkAssistantPage *) g_list_nth_data (assistant->pages, page_num);
-- 
2.30.2