diff --git a/drivers/xen/xenbus/xenbus_probe_frontend.c b/drivers/xen/xenbus/xenbus_probe_frontend.c
index ccd201f47927..3a4236524768 100644
--- a/drivers/xen/xenbus/xenbus_probe_frontend.c
+++ b/drivers/xen/xenbus/xenbus_probe_frontend.c
@@ -293,3 +293,5 @@ static int __init boot_wait_for_devices(void)
 
 late_initcall(boot_wait_for_devices);
 #endif
+
+MODULE_LICENSE("GPL");