diff options
| -rw-r--r-- | isisd/isis_spf.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/isisd/isis_spf.c b/isisd/isis_spf.c index 198104a9..eff7c476 100644 --- a/isisd/isis_spf.c +++ b/isisd/isis_spf.c @@ -813,6 +813,8 @@ lspfragloop: for (ALL_LIST_ELEMENTS_RO (lsp->tlv_data.te_ipv4_reachs, node, te_ipv4_reach)) { + assert ((te_ipv4_reach->control & 0x3F) <= IPV4_MAX_BITLEN); + dist = cost + ntohl (te_ipv4_reach->te_metric); vtype = VTYPE_IPREACH_TE; prefix.u.prefix4 = newprefix2inaddr (&te_ipv4_reach->prefix_start, @@ -829,6 +831,8 @@ lspfragloop: prefix.family = AF_INET6; for (ALL_LIST_ELEMENTS_RO (lsp->tlv_data.ipv6_reachs, node, ip6reach)) { + assert (ip6reach->prefix_len <= IPV6_MAX_BITLEN); + dist = cost + ip6reach->metric; vtype = (ip6reach->control_info & CTRL_INFO_DISTRIBUTION) ? VTYPE_IP6REACH_EXTERNAL : VTYPE_IP6REACH_INTERNAL; |