diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h
index d675df0..9cfd20b 100644
--- a/include/linux/netdevice.h
+++ b/include/linux/netdevice.h
@@ -1225,7 +1225,7 @@
 extern int		dev_ethtool(struct net *net, struct ifreq *);
 extern unsigned		dev_get_flags(const struct net_device *);
 extern int		dev_change_flags(struct net_device *, unsigned);
-extern int		dev_change_name(struct net_device *, char *);
+extern int		dev_change_name(struct net_device *, const char *);
 extern int		dev_set_alias(struct net_device *, const char *, size_t);
 extern int		dev_change_net_namespace(struct net_device *,
 						 struct net *, const char *);
@@ -1670,7 +1670,7 @@
 extern int netdev_class_create_file(struct class_attribute *class_attr);
 extern void netdev_class_remove_file(struct class_attribute *class_attr);
 
-extern char *netdev_drivername(struct net_device *dev, char *buffer, int len);
+extern char *netdev_drivername(const struct net_device *dev, char *buffer, int len);
 
 extern void linkwatch_run_queue(void);