7 files changed, 7 insertions, 0 deletions

diff --git a/include/linux/can/core.h b/include/linux/can/core.h
index c9a17bb1221c..6099bc18bd0c 100644
--- a/include/linux/can/core.h
+++ b/include/linux/can/core.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 /*
  * linux/can/core.h
  *
diff --git a/include/linux/can/dev.h b/include/linux/can/dev.h
index 141b05aade81..61f1cf2d9f44 100644
--- a/include/linux/can/dev.h
+++ b/include/linux/can/dev.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 /*
  * linux/can/dev.h
  *
diff --git a/include/linux/can/platform/cc770.h b/include/linux/can/platform/cc770.h
index 78b2d44f04cf..9587d6882906 100644
--- a/include/linux/can/platform/cc770.h
+++ b/include/linux/can/platform/cc770.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #ifndef _CAN_PLATFORM_CC770_H
 #define _CAN_PLATFORM_CC770_H
 
diff --git a/include/linux/can/platform/mcp251x.h b/include/linux/can/platform/mcp251x.h
index d44fcae274ff..9e5ac27fb6c1 100644
--- a/include/linux/can/platform/mcp251x.h
+++ b/include/linux/can/platform/mcp251x.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #ifndef _CAN_PLATFORM_MCP251X_H
 #define _CAN_PLATFORM_MCP251X_H
 
diff --git a/include/linux/can/platform/rcar_can.h b/include/linux/can/platform/rcar_can.h
index 0f4a2f3df504..a43dcd0cf79e 100644
--- a/include/linux/can/platform/rcar_can.h
+++ b/include/linux/can/platform/rcar_can.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #ifndef _CAN_PLATFORM_RCAR_CAN_H_
 #define _CAN_PLATFORM_RCAR_CAN_H_
 
diff --git a/include/linux/can/platform/sja1000.h b/include/linux/can/platform/sja1000.h
index 93570b61ec6c..5755ae5a4712 100644
--- a/include/linux/can/platform/sja1000.h
+++ b/include/linux/can/platform/sja1000.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #ifndef _CAN_PLATFORM_SJA1000_H
 #define _CAN_PLATFORM_SJA1000_H
 
diff --git a/include/linux/can/skb.h b/include/linux/can/skb.h
index 51bb6532785c..b3379a97245c 100644
--- a/include/linux/can/skb.h
+++ b/include/linux/can/skb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 /*
  * linux/can/skb.h
  *