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-rw-r--r--net/batman-adv/multicast.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/net/batman-adv/multicast.h b/net/batman-adv/multicast.h
index 2a78cddab0e9..51f273b5b77d 100644
--- a/net/batman-adv/multicast.h
+++ b/net/batman-adv/multicast.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* Copyright (C) 2014-2017 B.A.T.M.A.N. contributors:
*
* Linus Lüssing