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-rw-r--r--include/linux/zutil.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/linux/zutil.h b/include/linux/zutil.h
index 6adfa9a6ff..b10b50d097 100644
--- a/include/linux/zutil.h
+++ b/include/linux/zutil.h
@@ -1,3 +1,5 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
/* zutil.h -- internal interface and configuration of the compression library
* Copyright (C) 1995-1998 Jean-loup Gailly.
* For conditions of distribution and use, see copyright notice in zlib.h