diff options
Diffstat (limited to 'sys/net/if_ethersubr.c')
| -rw-r--r-- | sys/net/if_ethersubr.c | 19 |
1 files changed, 15 insertions, 4 deletions
diff --git a/sys/net/if_ethersubr.c b/sys/net/if_ethersubr.c index df52f83..38bf7d4 100644 --- a/sys/net/if_ethersubr.c +++ b/sys/net/if_ethersubr.c @@ -163,17 +163,22 @@ static int ether_ipfw; */ int ether_output(struct ifnet *ifp, struct mbuf *m, - struct sockaddr *dst, struct rtentry *rt0) + struct sockaddr *dst, struct route *ro) { short type; - int error, hdrcmplt = 0; + int error = 0, hdrcmplt = 0; u_char esrc[ETHER_ADDR_LEN], edst[ETHER_ADDR_LEN]; struct llentry *lle = NULL; + struct rtentry *rt0 = NULL; struct ether_header *eh; struct pf_mtag *t; int loop_copy = 1; int hlen; /* link layer header length */ + if (ro != NULL) { + lle = ro->ro_lle; + rt0 = ro->ro_rt; + } #ifdef MAC error = mac_ifnet_check_transmit(ifp, m); if (error) @@ -191,7 +196,10 @@ ether_output(struct ifnet *ifp, struct mbuf *m, switch (dst->sa_family) { #ifdef INET case AF_INET: - error = arpresolve(ifp, rt0, m, dst, edst, &lle); + if (lle != NULL && (lle->la_flags & LLE_VALID)) + memcpy(edst, &lle->ll_addr.mac16, sizeof(edst)); + else + error = arpresolve(ifp, rt0, m, dst, edst, &lle); if (error) return (error == EWOULDBLOCK ? 0 : error); type = htons(ETHERTYPE_IP); @@ -226,7 +234,10 @@ ether_output(struct ifnet *ifp, struct mbuf *m, #endif #ifdef INET6 case AF_INET6: - error = nd6_storelladdr(ifp, m, dst, (u_char *)edst, &lle); + if (lle != NULL && (lle->la_flags & LLE_VALID)) + memcpy(edst, &lle->ll_addr.mac16, sizeof(edst)); + else + error = nd6_storelladdr(ifp, m, dst, (u_char *)edst, &lle); if (error) return error; type = htons(ETHERTYPE_IPV6); |
