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Do not activate automatic LL addr configuration when 0/1->1 transition of

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ND6_IFF_IFDISABLED flag.
This commit is contained in:
hrs 2011-06-06 04:12:57 +00:00
parent 9c9abb4736
commit 0ae2d5f6c6
1 changed files with 3 additions and 1 deletions
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4
sys/netinet6/nd6.c
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@ -1327,6 +1327,7 @@ nd6_ioctl(u_long cmd, caddr_t data, struct ifnet *ifp)
* accept_rtadv or auto_linklocal.
*/
if ((ND_IFINFO(ifp)->flags & ND6_IFF_IFDISABLED) &&
!(ND.flags & ND6_IFF_IFDISABLED) &&
(ND.flags & (ND6_IFF_ACCEPT_RTADV |
ND6_IFF_AUTO_LINKLOCAL)))
ND.flags &= ~ND6_IFF_IFDISABLED;
@ -1388,7 +1389,8 @@ nd6_ioctl(u_long cmd, caddr_t data, struct ifnet *ifp)
/* If no link-local address on ifp, configure */
ND_IFINFO(ifp)->flags |= ND6_IFF_AUTO_LINKLOCAL;
in6_ifattach(ifp, NULL);
} else if (ND_IFINFO(ifp)->flags & ND6_IFF_AUTO_LINKLOCAL) {
} else if ((ND_IFINFO(ifp)->flags & ND6_IFF_AUTO_LINKLOCAL) &&
!(ND.flags & ND6_IFF_IFDISABLED)) {
/*
* When the IF already has
* ND6_IFF_AUTO_LINKLOCAL and no link-local