diff --git a/WHATS_NEW_DM b/WHATS_NEW_DM
index e76087588..a1c121a03 100644
--- a/WHATS_NEW_DM
+++ b/WHATS_NEW_DM
@@ -1,5 +1,6 @@
 Version 1.02.110 - 
 ======================================
+  Return -ENOMEM when device registration fails instead of 0 (=success).
   Enforce writethrough mode for cleaner policy.
   Add support for recognition and deactivation of MD devices to blkdeactivate.
   Move target status functions out of libdm-deptree.
diff --git a/daemons/dmeventd/dmeventd.c b/daemons/dmeventd/dmeventd.c
index 1ff5bf9ec..ffc941fe6 100644
--- a/daemons/dmeventd/dmeventd.c
+++ b/daemons/dmeventd/dmeventd.c
@@ -1070,8 +1070,10 @@ static int _register_for_event(struct message_data *message_data)
 	if (!(thread = _lookup_thread_status(message_data))) {
 		_unlock_mutex();
 
-		if (!(ret = _do_register_device(thread_new)))
-			goto out;
+		if (!_do_register_device(thread_new)) {
+			ret = -ENOMEM;
+			goto_out;
+		}
 
 		thread = thread_new;
 		thread_new = NULL;