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| author | ume <ume@FreeBSD.org> | 2003-10-20 15:27:48 +0000 |
|---|---|---|
| committer | ume <ume@FreeBSD.org> | 2003-10-20 15:27:48 +0000 |
| commit | 1bfb4986099befab26dc0c1e40e47e89f92f62fb (patch) | |
| tree | 9f0a5ced322cdbe6ab2dbce0993f3b61ac529326 /sys/netinet6/in6.c | |
| parent | 1ebf2012445124bd775073056a9019ead10872fa (diff) | |
| download | FreeBSD-src-1bfb4986099befab26dc0c1e40e47e89f92f62fb.zip FreeBSD-src-1bfb4986099befab26dc0c1e40e47e89f92f62fb.tar.gz | |
correct linkmtu handling.
Obtained from: KAME
Diffstat (limited to 'sys/netinet6/in6.c')
| -rw-r--r-- | sys/netinet6/in6.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/sys/netinet6/in6.c b/sys/netinet6/in6.c index d1c5f8c..83b5913 100644 --- a/sys/netinet6/in6.c +++ b/sys/netinet6/in6.c @@ -2288,9 +2288,12 @@ in6_setmaxmtu() IFNET_RLOCK(); for (ifp = TAILQ_FIRST(&ifnet); ifp; ifp = TAILQ_NEXT(ifp, if_list)) { + /* this function can be called during ifnet initialization */ + if (!ifp->if_afdata[AF_INET6]) + continue; if ((ifp->if_flags & IFF_LOOPBACK) == 0 && - ND_IFINFO(ifp)->linkmtu > maxmtu) - maxmtu = ND_IFINFO(ifp)->linkmtu; + IN6_LINKMTU(ifp) > maxmtu) + maxmtu = IN6_LINKMTU(ifp); } IFNET_RUNLOCK(); if (maxmtu) /* update only when maxmtu is positive */ |
