diff --git a/net/ipv4/route.c b/net/ipv4/route.c
index dd57f48..b1e5d3a 100644
--- a/net/ipv4/route.c
+++ b/net/ipv4/route.c
@@ -1861,8 +1861,10 @@
 {
 	if (!(rt->fl.flags & FLOWI_FLAG_PRECOW_METRICS)) {
 	no_cow:
-		rt->fi = fi;
-		atomic_inc(&fi->fib_clntref);
+		if (fi->fib_metrics != (u32 *) dst_default_metrics) {
+			rt->fi = fi;
+			atomic_inc(&fi->fib_clntref);
+		}
 		dst_init_metrics(&rt->dst, fi->fib_metrics, true);
 	} else {
 		struct inet_peer *peer;