diff --git a/include/linux/of.h b/include/linux/of.h
index 3bad8d106e0ea01b2ae7524e216c83b4e654ced3..e6f0988c1c68a18dbc96c804d5d1c01c0aa6d9fb 100644
--- a/include/linux/of.h
+++ b/include/linux/of.h
@@ -349,7 +349,7 @@ int of_device_is_stdout_path(struct device_node *dn);
 
 #else /* CONFIG_OF */
 
-static inline const char* of_node_full_name(struct device_node *np)
+static inline const char* of_node_full_name(const struct device_node *np)
 {
 	return "<no-node>";
 }