- struct inet_peer *peer;
- int create = 0;
-
- /* If a peer entry exists for this destination, we must hook
- * it up in order to get at cached metrics.
- */
- if (fl4 && (fl4->flowi4_flags & FLOWI_FLAG_PRECOW_METRICS))
- create = 1;
-
- rt->peer = peer = inet_getpeer_v4(rt->rt_dst, create);
- if (peer) {
- rt->rt_peer_genid = rt_peer_genid();
- if (inet_metrics_new(peer))
- memcpy(peer->metrics, fi->fib_metrics,
- sizeof(u32) * RTAX_MAX);
- dst_init_metrics(&rt->dst, peer->metrics, false);
-
- check_peer_pmtu(&rt->dst, peer);
-
- if (peer->redirect_learned.a4 &&
- peer->redirect_learned.a4 != rt->rt_gateway) {
- rt->rt_gateway = peer->redirect_learned.a4;
- rt->rt_flags |= RTCF_REDIRECTED;
- }
- } else {
- 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);