diff options
Diffstat (limited to 'freebsd/sys/netinet6/nd6_nbr.c')
| -rw-r--r-- | freebsd/sys/netinet6/nd6_nbr.c | 39 |
1 files changed, 13 insertions, 26 deletions
diff --git a/freebsd/sys/netinet6/nd6_nbr.c b/freebsd/sys/netinet6/nd6_nbr.c index 09011b7e..ce26d54f 100644 --- a/freebsd/sys/netinet6/nd6_nbr.c +++ b/freebsd/sys/netinet6/nd6_nbr.c @@ -234,41 +234,28 @@ nd6_ns_input(struct mbuf *m, int off, int icmp6len) /* (2) check. */ if (ifa == NULL) { - struct rtentry *rt; - struct sockaddr_in6 tsin6; - int need_proxy; -#ifdef RADIX_MPATH struct route_in6 ro; -#endif + int need_proxy; - bzero(&tsin6, sizeof tsin6); - tsin6.sin6_len = sizeof(struct sockaddr_in6); - tsin6.sin6_family = AF_INET6; - tsin6.sin6_addr = taddr6; + bzero(&ro, sizeof(ro)); + ro.ro_dst.sin6_len = sizeof(struct sockaddr_in6); + ro.ro_dst.sin6_family = AF_INET6; + ro.ro_dst.sin6_addr = taddr6; /* Always use the default FIB. */ #ifdef RADIX_MPATH - bzero(&ro, sizeof(ro)); - ro.ro_dst = tsin6; rtalloc_mpath_fib((struct route *)&ro, RTF_ANNOUNCE, RT_DEFAULT_FIB); - rt = ro.ro_rt; #else - rt = in6_rtalloc1((struct sockaddr *)&tsin6, 0, 0, - RT_DEFAULT_FIB); + in6_rtalloc(&ro, RT_DEFAULT_FIB); #endif - need_proxy = (rt && (rt->rt_flags & RTF_ANNOUNCE) != 0 && - rt->rt_gateway->sa_family == AF_LINK); - if (rt != NULL) { - /* - * Make a copy while we can be sure that rt_gateway - * is still stable before unlocking to avoid lock - * order problems. proxydl will only be used if - * proxy will be set in the next block. - */ + need_proxy = (ro.ro_rt && + (ro.ro_rt->rt_flags & RTF_ANNOUNCE) != 0 && + ro.ro_rt->rt_gateway->sa_family == AF_LINK); + if (ro.ro_rt != NULL) { if (need_proxy) - proxydl = *SDL(rt->rt_gateway); - RTFREE_LOCKED(rt); + proxydl = *SDL(ro.ro_rt->rt_gateway); + RTFREE(ro.ro_rt); } if (need_proxy) { /* @@ -711,8 +698,8 @@ nd6_na_input(struct mbuf *m, int off, int icmp6len) */ if (ifa && (((struct in6_ifaddr *)ifa)->ia6_flags & IN6_IFF_TENTATIVE)) { - ifa_free(ifa); nd6_dad_na_input(ifa); + ifa_free(ifa); goto freeit; } |