Merge pull request #2944 from thbtcllt/master

[mirror_frr.git] / eigrpd / eigrp_query.c

diff --git a/eigrpd/eigrp_query.c b/eigrpd/eigrp_query.c
index 00234bb35c6fb3954628d435ea0515d74c88ddc8..dd4231fa0053f2700e2e6f0acb06f6282d0ba8d4 100644 (file)
--- a/eigrpd/eigrp_query.c
+++ b/eigrpd/eigrp_query.c
@@ -167,6 +167,7 @@ void eigrp_send_query(struct eigrp_interface *ei)
        struct eigrp_prefix_entry *pe;
        bool has_tlv = false;
        bool new_packet = true;
+       uint16_t eigrp_mtu = EIGRP_PACKET_MTU(ei->ifp->mtu);
 
        for (ALL_LIST_ELEMENTS(ei->eigrp->topology_changes_internalIPV4, node,
                               nnode, pe)) {
@@ -174,7 +175,7 @@ void eigrp_send_query(struct eigrp_interface *ei)
                        continue;
 
                if (new_packet) {
-                       ep = eigrp_packet_new(ei->ifp->mtu, NULL);
+                       ep = eigrp_packet_new(eigrp_mtu, NULL);
 
                        /* Prepare EIGRP INIT UPDATE header */
                        eigrp_packet_header_init(EIGRP_OPC_QUERY, ei->eigrp,
@@ -197,7 +198,7 @@ void eigrp_send_query(struct eigrp_interface *ei)
                                listnode_add(pe->rij, nbr);
                }
 
-               if (length + EIGRP_TLV_MAX_IPV4_BYTE > (uint16_t)ei->ifp->mtu) {
+               if (length + EIGRP_TLV_MAX_IPV4_BYTE > eigrp_mtu) {
                        if ((ei->params.auth_type == EIGRP_AUTH_TYPE_MD5)
                            && ei->params.auth_keychain != NULL) {
                                eigrp_make_md5_digest(ei, ep->s,