Module: kamailio Branch: master Commit: f33abd5e2d5978ba9e6e8a48066b0daff70c0b3b URL: https://github.com/kamailio/kamailio/commit/f33abd5e2d5978ba9e6e8a48066b0da… Author: Daniel-Constantin Mierla <miconda(a)gmail.com> Committer: Daniel-Constantin Mierla <miconda(a)gmail.com> Date: 2021-04-08T12:05:07+02:00 nat_traversal: check parameter for send_keepalive() --- Modified: src/modules/nat_traversal/nat_traversal.c --- Diff: https://github.com/kamailio/kamailio/commit/f33abd5e2d5978ba9e6e8a48066b0da… Patch: https://github.com/kamailio/kamailio/commit/f33abd5e2d5978ba9e6e8a48066b0da… --- diff --git a/src/modules/nat_traversal/nat_traversal.c b/src/modules/nat_traversal/nat_traversal.c index 27dbf2736d..4cfe8d4018 100644 --- a/src/modules/nat_traversal/nat_traversal.c +++ b/src/modules/nat_traversal/nat_traversal.c @@ -1554,6 +1554,11 @@ static void send_keepalive(NAT_Contact *contact) unsigned short lport; char lproto; + if(contact==NULL || contact->socket==NULL) { + LM_ERR("invalid parameters\n"); + return; + } + if(keepalive_params.from == NULL) { if(contact->socket != last_socket) { memcpy(from_ip, contact->socket->address_str.s,