- r = sd_rtnl_message_route_set_scope(req, route->scope);
- if (r < 0) {
- log_error("Could not set scope: %s", strerror(-r));
- return r;
+ if (!in_addr_is_null(route->family, &route->prefsrc_addr)) {
+ if (route->family == AF_INET)
+ r = sd_rtnl_message_append_in_addr(req, RTA_PREFSRC, &route->prefsrc_addr.in);
+ else if (route->family == AF_INET6)
+ r = sd_rtnl_message_append_in6_addr(req, RTA_PREFSRC, &route->prefsrc_addr.in6);
+ if (r < 0)
+ return log_error_errno(r, "Could not append RTA_PREFSRC attribute: %m");