&& (errno == EADDRINUSE)) {
/* see above: handle possible problem when interface comes back
* up */
- char buf[1][INET_ADDRSTRLEN];
zlog_info(
- "setsockopt_ipv4_multicast attempting to drop and re-add (fd %d, mcast %s, ifindex %u)",
- sock, inet_ntop(AF_INET, &mreq.imr_multiaddr, buf[0],
- sizeof(buf[0])),
- ifindex);
+ "setsockopt_ipv4_multicast attempting to drop and re-add (fd %d, mcast %pI4, ifindex %u)",
+ sock, &mreq.imr_multiaddr, ifindex);
setsockopt(sock, IPPROTO_IP, IP_DROP_MEMBERSHIP, (void *)&mreq,
sizeof(mreq));
ret = setsockopt(sock, IPPROTO_IP, IP_ADD_MEMBERSHIP,