r = sd_rtnl_message_new_link(rtnl, &req, RTM_GETLINK, LOOPBACK_IFINDEX);
if (r < 0)
- return r;
+ return false;
r = sd_rtnl_call(rtnl, req, 0, &reply);
if (r < 0)
- return r;
+ return false;
r = sd_rtnl_message_link_get_flags(reply, &flags);
if (r < 0)
- return r;
+ return false;
return flags & IFF_UP;
}