diff --git a/drivers/net/can/dev.c b/drivers/net/can/dev.c
index d0f8c7e..9bf1116 100644
--- a/drivers/net/can/dev.c
+++ b/drivers/net/can/dev.c
@@ -208,7 +208,7 @@
 	return 0;
 }
 
-int can_get_bittiming(struct net_device *dev, struct can_bittiming *bt)
+static int can_get_bittiming(struct net_device *dev, struct can_bittiming *bt)
 {
 	struct can_priv *priv = netdev_priv(dev);
 	int err;