+ /* prefixlen */
+ if (e) {
+ unsigned i;
+
+ r = safe_atou(e + 1, &i);
+ if (r < 0) {
+ log_syntax(unit, LOG_ERR, filename, line, EINVAL,
+ "Route destination prefix length is invalid, "
+ "ignoring assignment: %s", e + 1);
+ return 0;
+ }
+
+ n->dst_prefixlen = (unsigned char) i;
+ } else {
+ switch (n->dst_family) {
+ case AF_INET:
+ n->dst_prefixlen = 32;
+ break;
+ case AF_INET6:
+ n->dst_prefixlen = 128;
+ break;
+ }
+ }
+