@ -650,11 +650,7 @@ static int net__socket_listen_tcp(struct mosquitto__listener *listener)
#endif
#ifdef IPV6_V6ONLY
ss_opt = 1;
if(setsockopt(sock, IPPROTO_IPV6, IPV6_V6ONLY, &ss_opt, sizeof(ss_opt)) < 0){
log__printf(NULL, MOSQ_LOG_WARNING,
"Warning when setting listener IPv6 mode: %s.\n",
strerror(errno));
}
(void)setsockopt(sock, IPPROTO_IPV6, IPV6_V6ONLY, &ss_opt, sizeof(ss_opt));
if(net__socket_nonblock(&sock)){