diff options
| author | glebius <glebius@FreeBSD.org> | 2005-11-17 12:56:40 +0000 |
|---|---|---|
| committer | glebius <glebius@FreeBSD.org> | 2005-11-17 12:56:40 +0000 |
| commit | be367893cde807eabde21d3c27468e630a24c071 (patch) | |
| tree | e916c47065562aedf56eb7d90e7eb4532ec56065 /sys/netinet | |
| parent | 1e3942d92fbfc6325be930d198f024249f617bcb (diff) | |
| download | FreeBSD-src-be367893cde807eabde21d3c27468e630a24c071.zip FreeBSD-src-be367893cde807eabde21d3c27468e630a24c071.tar.gz | |
MFOpenBSD 1.62:
Prevent backup CARP hosts from replying to arp requests, fixes strangeness
with some layer-3 switches. From Bill Marquette.
Tested by: Kazuaki Oda <kaakun highway.ne.jp>
Diffstat (limited to 'sys/netinet')
| -rw-r--r-- | sys/netinet/ip_carp.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/sys/netinet/ip_carp.c b/sys/netinet/ip_carp.c index 23fd4fc..048dad5 100644 --- a/sys/netinet/ip_carp.c +++ b/sys/netinet/ip_carp.c @@ -1162,7 +1162,8 @@ carp_iamatch(void *v, struct in_ifaddr *ia, TAILQ_FOREACH(vh, &cif->vhif_vrs, sc_list) { if ((SC2IFP(vh)->if_flags & IFF_UP) && (SC2IFP(vh)->if_drv_flags & IFF_DRV_RUNNING) && - ia->ia_ifp == SC2IFP(vh)) { + ia->ia_ifp == SC2IFP(vh) && + vh->sc_state == MASTER) { *enaddr = IF_LLADDR(vh->sc_ifp); CARP_UNLOCK(cif); return (1); @@ -1187,7 +1188,8 @@ carp_iamatch6(void *v, struct in6_addr *taddr) if (IN6_ARE_ADDR_EQUAL(taddr, &ifatoia6(ifa)->ia_addr.sin6_addr) && (SC2IFP(vh)->if_flags & IFF_UP) && - (SC2IFP(vh)->if_drv_flags & IFF_DRV_RUNNING)) { + (SC2IFP(vh)->if_drv_flags & IFF_DRV_RUNNING) && + vh->sc_state == MASTER) { CARP_UNLOCK(cif); return (ifa); } |
