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-rw-r--r--drivers/char/hw_random/Makefile1
-rw-r--r--drivers/char/hw_random/n2-asm.S1
-rw-r--r--drivers/char/hw_random/n2rng.h1
3 files changed, 3 insertions, 0 deletions
diff --git a/drivers/char/hw_random/Makefile b/drivers/char/hw_random/Makefile
index 39a67defac67..f3728d008fff 100644
--- a/drivers/char/hw_random/Makefile
+++ b/drivers/char/hw_random/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for HW Random Number Generator (RNG) device drivers.
#
diff --git a/drivers/char/hw_random/n2-asm.S b/drivers/char/hw_random/n2-asm.S
index 9b6eb5cd59f6..c205df43d5ae 100644
--- a/drivers/char/hw_random/n2-asm.S
+++ b/drivers/char/hw_random/n2-asm.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* n2-asm.S: Niagara2 RNG hypervisor call assembler.
*
* Copyright (C) 2008 David S. Miller <davem@davemloft.net>
diff --git a/drivers/char/hw_random/n2rng.h b/drivers/char/hw_random/n2rng.h
index 6bad6cc634e8..9a870f5dc371 100644
--- a/drivers/char/hw_random/n2rng.h
+++ b/drivers/char/hw_random/n2rng.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* n2rng.h: Niagara2 RNG defines.
*
* Copyright (C) 2008 David S. Miller <davem@davemloft.net>