diff --git a/include/net/dst.h b/include/net/dst.h
index b2634e44661358510ac22ad36f488b5b7403d603..51610468c63db1783ab2d9aa2e5b0a5caa6f3367 100644
--- a/include/net/dst.h
+++ b/include/net/dst.h
@@ -209,12 +209,6 @@ static inline unsigned long dst_metric_rtt(const struct dst_entry *dst, int metr
 	return msecs_to_jiffies(dst_metric(dst, metric));
 }
 
-static inline void set_dst_metric_rtt(struct dst_entry *dst, int metric,
-				      unsigned long rtt)
-{
-	dst_metric_set(dst, metric, jiffies_to_msecs(rtt));
-}
-
 static inline u32
 dst_allfrag(const struct dst_entry *dst)
 {