From 3438dcdd4e0282f69f9d31659d7c01a5fab66b0f Mon Sep 17 00:00:00 2001 From: Benjamin Otte Date: Sat, 16 Dec 2017 02:24:12 +0100 Subject: [PATCH] x11: Add necessary NULL check --- gdk/x11/gdkdevicemanager-xi2.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/gdk/x11/gdkdevicemanager-xi2.c b/gdk/x11/gdkdevicemanager-xi2.c index 40e6aaa578..851c52f0a3 100644 --- a/gdk/x11/gdkdevicemanager-xi2.c +++ b/gdk/x11/gdkdevicemanager-xi2.c @@ -990,7 +990,8 @@ handle_property_change (GdkX11DeviceManagerXI2 *device_manager, device = g_hash_table_lookup (device_manager->id_table, GUINT_TO_POINTER (ev->deviceid)); - if (ev->property == gdk_x11_get_xatom_by_name_for_display (gdk_device_get_display (device), "Wacom Serial IDs")) + if (device != NULL && + ev->property == gdk_x11_get_xatom_by_name_for_display (gdk_device_get_display (device), "Wacom Serial IDs")) { GdkDeviceTool *tool = NULL; guint serial_id = 0, tool_id = 0; -- 2.30.2