1 files changed, 1 insertions, 0 deletions
diff --git a/net/arp.h b/net/arp.h
index bfd57e0105..3a0a13a372 100644
--- a/net/arp.h
+++ b/net/arp.h
@@ -6,6 +6,7 @@
  *	Copyright 2000 Roland Borde
  *	Copyright 2000 Paolo Scaffardi
  *	Copyright 2000-2002 Wolfgang Denk, wd@denx.de
+ *	SPDX-License-Identifier:	GPL-2.0
  */
 
 #ifndef __ARP_H__