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Fix ordering problem in multicast setup.

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This commit is contained in:
Simon Kelley
2012-02-24 19:44:05 +00:00
parent c5ad4e7998
commit a4a5205fd7
1 changed files with 9 additions and 8 deletions
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17
src/dhcp6.c
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@@ -101,13 +101,6 @@ static int join_multicast(struct in6_addr *local, int prefix,
if (if_index == listenp->fd_or_iface)
return 1;
mreq.ipv6mr_interface = if_index;
inet_pton(AF_INET6, ALL_ROUTERS, &mreq.ipv6mr_multiaddr);
if (daemon->icmp6fd != -1 &&
setsockopt(daemon->icmp6fd, IPPROTO_IPV6, IPV6_JOIN_GROUP, &mreq, sizeof(mreq)) == -1)
return 0;
if (!indextoname(fd, if_index, ifrn_name))
return 0;
@@ -126,7 +119,9 @@ static int join_multicast(struct in6_addr *local, int prefix,
if (!context)
return 1;
mreq.ipv6mr_interface = if_index;
inet_pton(AF_INET6, ALL_RELAY_AGENTS_AND_SERVERS, &mreq.ipv6mr_multiaddr);
if (setsockopt(fd, IPPROTO_IPV6, IPV6_JOIN_GROUP, &mreq, sizeof(mreq)) == -1)
@@ -137,6 +132,12 @@ static int join_multicast(struct in6_addr *local, int prefix,
if (setsockopt(fd, IPPROTO_IPV6, IPV6_JOIN_GROUP, &mreq, sizeof(mreq)) == -1)
return 0;
inet_pton(AF_INET6, ALL_ROUTERS, &mreq.ipv6mr_multiaddr);
if (daemon->icmp6fd != -1 &&
setsockopt(daemon->icmp6fd, IPPROTO_IPV6, IPV6_JOIN_GROUP, &mreq, sizeof(mreq)) == -1)
return 0;
listenp = whine_malloc(sizeof(struct listen_param));
listenp->fd_or_iface = if_index;
listenp->next = param->next;