}
#if defined(SO_BINDTODEVICE)
- if (vhost->bind_iface) {
+ if (vhost->bind_iface && vhost->iface) {
lwsl_info("binding listen skt to %s using SO_BINDTODEVICE\n", vhost->iface);
if (setsockopt(fd, SOL_SOCKET, SO_BINDTODEVICE, vhost->iface,
strlen(vhost->iface)) < 0) {