1 files changed, 2 insertions, 2 deletions

diff --git a/include/linux/can/core.h b/include/linux/can/core.h
index 6f70a6d3a16e..5ce6b5d62ecc 100644
--- a/include/linux/can/core.h
+++ b/include/linux/can/core.h
@@ -44,8 +44,8 @@ struct can_proto {
 
 /* function prototypes for the CAN networklayer core (af_can.c) */
 
-extern int  can_proto_register(struct can_proto *cp);
-extern void can_proto_unregister(struct can_proto *cp);
+extern int  can_proto_register(const struct can_proto *cp);
+extern void can_proto_unregister(const struct can_proto *cp);
 
 extern int  can_rx_register(struct net_device *dev, canid_t can_id,
                             canid_t mask,