6 files changed, 6 insertions, 0 deletions
diff --git a/net/can/af_can.c b/net/can/af_can.c
index 9c86de2da45e..76cf83b2bd40 100644
--- a/net/can/af_can.c
+++ b/net/can/af_can.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: (GPL-2.0 OR BSD-3-Clause)
 /*
  * af_can.c - Protocol family CAN core module
  *            (used by different CAN protocol modules)
diff --git a/net/can/af_can.h b/net/can/af_can.h
index 9cb3719632bd..ef21f7c6bc80 100644
--- a/net/can/af_can.h
+++ b/net/can/af_can.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: (GPL-2.0 OR BSD-3-Clause) */
 /*
  * Copyright (c) 2002-2007 Volkswagen Group Electronic Research
  * All rights reserved.
diff --git a/net/can/bcm.c b/net/can/bcm.c
index 1eecf4d3e8d2..8da986b19d88 100644
--- a/net/can/bcm.c
+++ b/net/can/bcm.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-3-Clause)
 /*
  * bcm.c - Broadcast Manager to filter/send (cyclic) CAN content
  *
diff --git a/net/can/gw.c b/net/can/gw.c
index 5275ddf580bc..8abae841d504 100644
--- a/net/can/gw.c
+++ b/net/can/gw.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-3-Clause)
 /*
  * gw.c - CAN frame Gateway/Router/Bridge with netlink interface
  *
diff --git a/net/can/proc.c b/net/can/proc.c
index 70fea17bb04c..edb822c31902 100644
--- a/net/can/proc.c
+++ b/net/can/proc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-3-Clause)
 /*
  * proc.c - procfs support for Protocol family CAN core module
  *
diff --git a/net/can/raw.c b/net/can/raw.c
index bbbe3dd0abe9..ff720272f7b7 100644
--- a/net/can/raw.c
+++ b/net/can/raw.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-3-Clause)
 /*
  * raw.c - Raw sockets for protocol family CAN
  *