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Adapt r197130 to IPv6 stack:

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Fix an obvious logic error in the IPv4 multicast leave processing,
  where the filter mode vector was not updated correctly after the leave.

MFC after:	1 day
This commit is contained in:
Bruce M Simpson 2009-11-19 12:18:30 +00:00
parent 7ab5a5cd1a
commit 57a9feeaad
1 changed files with 3 additions and 1 deletions
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4
sys/netinet6/in6_mcast.c
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@ -2272,8 +2272,10 @@ in6p_leave_group(struct inpcb *inp, struct sockopt *sopt)
if (is_final) {
/* Remove the gap in the membership array. */
for (++idx; idx < imo->im6o_num_memberships; ++idx)
for (++idx; idx < imo->im6o_num_memberships; ++idx) {
imo->im6o_membership[idx-1] = imo->im6o_membership[idx];
imo->im6o_mfilters[idx-1] = imo->im6o_mfilters[idx];
}
imo->im6o_num_memberships--;
}