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-rw-r--r--drivers/md/dm-cache-policy.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/md/dm-cache-policy.h b/drivers/md/dm-cache-policy.h
index 06eb31af626f..f8013a8a5a0f 100644
--- a/drivers/md/dm-cache-policy.h
+++ b/drivers/md/dm-cache-policy.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright (C) 2012 Red Hat. All rights reserved.
*