diff --git a/drivers/thunderbolt/xdomain.c b/drivers/thunderbolt/xdomain.c
index befe75490697..4eb51a123a6f 100644
--- a/drivers/thunderbolt/xdomain.c
+++ b/drivers/thunderbolt/xdomain.c
@@ -774,6 +774,7 @@ static void enumerate_services(struct tb_xdomain *xd)
 
 		id = ida_simple_get(&xd->service_ids, 0, 0, GFP_KERNEL);
 		if (id < 0) {
+			kfree(svc->key);
 			kfree(svc);
 			break;
 		}