From: Christian Franke <chris@opensourcerouting.org>
Date: Sun, 30 Jul 2017 17:03:57 +0000 (+0200)
Subject: isisd: Limit number of addresses in IPv4 addr TLV to 63
X-Git-Tag: frr-4.0-dev~465^2~2
X-Git-Url: https://git.puffer.fish/?a=commitdiff_plain;h=bb5c77d708faa7a87430be27190910bf924caaef;p=mirror%2Ffrr.git

isisd: Limit number of addresses in IPv4 addr TLV to 63

Signed-off-by: Christian Franke <chris@opensourcerouting.org>
---

diff --git a/isisd/isis_tlvs.c b/isisd/isis_tlvs.c
index 967eed6a2c..8efbcd2811 100644
--- a/isisd/isis_tlvs.c
+++ b/isisd/isis_tlvs.c
@@ -2681,9 +2681,14 @@ void isis_tlvs_add_ipv4_addresses(struct isis_tlvs *tlvs,
 {
 	struct listnode *node;
 	struct prefix_ipv4 *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)) {
 		isis_tlvs_add_ipv4_address(tlvs, &ip_addr->prefix);
+		addr_count++;
+		if (addr_count >= 63)
+			break;
+	}
 }
 
 void isis_tlvs_add_ipv6_addresses(struct isis_tlvs *tlvs,