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adjust mbuf length right in route_output().

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Obtained from:	KAME
MFC after:	1 week
This commit is contained in:
Hajimu UMEMOTO 2001-07-04 11:29:55 +00:00
parent 554bf4aa86
commit 033110569e
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=79198
1 changed files with 7 additions and 1 deletions
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8
sys/net/rtsock.c
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@ -483,13 +483,19 @@ route_output(m, so)
}
if (rtm) {
m_copyback(m, 0, rtm->rtm_msglen, (caddr_t)rtm);
if (m->m_pkthdr.len < rtm->rtm_msglen) {
m_freem(m);
m = NULL;
} else if (m->m_pkthdr.len > rtm->rtm_msglen)
m_adj(m, rtm->rtm_msglen - m->m_pkthdr.len);
Free(rtm);
}
if (rp)
rp->rcb_proto.sp_family = 0; /* Avoid us */
if (dst)
route_proto.sp_protocol = dst->sa_family;
raw_input(m, &route_proto, &route_src, &route_dst);
if (m)
raw_input(m, &route_proto, &route_src, &route_dst);
if (rp)
rp->rcb_proto.sp_family = PF_ROUTE;
}