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Merge pull request #4468 from donaldsharp/isis_v6_addr_count

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isisd: The RFC states that v6 addresses are limited to 16 in a hello …
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David Lamparter 2019-06-06 15:18:20 +02:00 committed by GitHub
commit 55c5b65a99
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1 changed files with 5 additions and 0 deletions
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isisd/isis_tlvs.c
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@ -3271,13 +3271,18 @@ void isis_tlvs_add_ipv6_addresses(struct isis_tlvs *tlvs,
{ {
struct listnode *node; struct listnode *node;
struct prefix_ipv6 *ip_addr; struct prefix_ipv6 *ip_addr;
unsigned int addr_count = 0;
for (ALL_LIST_ELEMENTS_RO(addresses, node, ip_addr)) { for (ALL_LIST_ELEMENTS_RO(addresses, node, ip_addr)) {
if (addr_count >= 15)
break;
struct isis_ipv6_address *a = struct isis_ipv6_address *a =
XCALLOC(MTYPE_ISIS_TLV, sizeof(*a)); XCALLOC(MTYPE_ISIS_TLV, sizeof(*a));
a->addr = ip_addr->prefix; a->addr = ip_addr->prefix;
append_item(&tlvs->ipv6_address, (struct isis_item *)a); append_item(&tlvs->ipv6_address, (struct isis_item *)a);
addr_count++;
} }
} }