License cleanup: add SPDX GPL-2.0 license identifier to files with no license

[thirdparty/kernel/linux.git] / include / linux / once.h

diff --git a/include/linux/once.h b/include/linux/once.h
index 9c98aaa87cbcd4f26b8ecdc25b93fae555ab4daa..6790884d3c57a244525102b3409bfdb9dbb7ecae 100644 (file)
--- a/include/linux/once.h
+++ b/include/linux/once.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #ifndef _LINUX_ONCE_H
 #define _LINUX_ONCE_H