-/* SPDX-License-Identifier: GPL-2.0
+/* SPDX-License-Identifier: GPL-2.0-only
*
* ring_buffer_mmap.c
*
* Copyright (C) 1999-2005 - Karim Yaghmour <karim@opersys.com>
* Copyright (C) 2008-2012 - Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
*
- * Re-using code from kernel/relay.c, hence the GPL-2.0 license for this
+ * Re-using code from kernel/relay.c, hence the GPL-2.0-only license for this
* file.
*/