From 4b3ea4d5244f568400ce3b8ddf6bdfa2767673e5 Mon Sep 17 00:00:00 2001
From: Michael Stapelberg <michael@stapelberg.de>
Date: Wed, 19 Aug 2009 10:56:42 +0200
Subject: [PATCH] =?utf8?q?Bugfix:=20Don=E2=80=99t=20crash=20when=20clients?=
 =?utf8?q?=20set=20an=20invalid=20leader=20hint?=
MIME-Version: 1.0
Content-Type: text/plain; charset=utf8
Content-Transfer-Encoding: 8bit

---
 src/handlers.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/handlers.c b/src/handlers.c
index 61d1b711..2f98f019 100644
--- a/src/handlers.c
+++ b/src/handlers.c
@@ -1115,6 +1115,8 @@ int handle_clientleader_change(void *data, xcb_connection_t *conn, uint8_t state
         if (prop == NULL) {
                 prop = xcb_get_property_reply(conn, xcb_get_property_unchecked(conn,
                                         false, window, WM_CLIENT_LEADER, WINDOW, 0, 32), NULL);
+                if (prop == NULL)
+                        return 1;
         }
 
         Client *client = table_get(&by_child, window);
-- 
2.39.5