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In ip6_input(), accept solicited node packets that match the receiving

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netif addresses, when multicast is disabled.

Change-Id: I3f59258ee605a820f0a525b696b1dede0d53948f
This commit is contained in:
Ivan Delamer
2012-05-04 18:11:47 -06:00
parent bfa28f4c30
commit 6e81f722ad
2 changed files with 16 additions and 3 deletions
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15
src/core/ipv6/ip6.c
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@@ -405,15 +405,24 @@ ip6_input(struct pbuf *p, struct netif *inp)
ip6_addr_isallnodes_linklocal(ip6_current_dest_addr())) {
netif = inp;
}
#if LWIP_IPV6_MLD
#if 0
else if (mld6_lookfor_group(inp, ip6_current_dest_addr())) {
netif = inp;
}
#else /* LWIP_IPV6_MLD */
else if (ip6_addr_issolicitednode(ip6_current_dest_addr())) {
/* Accept all solicited node packets when MLD is not enabled
/* Filter solicited node packets when MLD is not enabled
* (for Neighbor discovery). */
netif = inp;
netif = NULL;
for (i = 0; i < LWIP_IPV6_NUM_ADDRESSES; i++) {
if (ip6_addr_isvalid(netif_ip6_addr_state(inp, i)) &&
ip6_addr_cmp_solicitednode(ip6_current_dest_addr(), netif_ip6_addr(inp, i))) {
netif = inp;
LWIP_DEBUGF(IP6_DEBUG, ("ip6_input: solicited node packet accepted on interface %c%c\n",
netif->name[0], netif->name[1]));
break;
}
}
}
#endif /* LWIP_IPV6_MLD */
else {