diff --git a/drivers/xen/xenbus/xenbus_xs.c b/drivers/xen/xenbus/xenbus_xs.c
index 5534690075af..46347a49c5b8 100644
--- a/drivers/xen/xenbus/xenbus_xs.c
+++ b/drivers/xen/xenbus/xenbus_xs.c
@@ -638,8 +638,7 @@ int register_xenbus_watch(struct xenbus_watch *watch)
 
 	err = xs_watch(watch->node, token);
 
-	/* Ignore errors due to multiple registration. */
-	if ((err != 0) && (err != -EEXIST)) {
+	if (err) {
 		spin_lock(&watches_lock);
 		list_del(&watch->list);
 		spin_unlock(&watches_lock);