network: refuse IPv4 multipath route for IPv6 route

2021-02-17 22:08:15 +09:00
parent 35d39c94a9
commit 40785f53ba
1 changed files with 11 additions and 0 deletions
@@ -2573,6 +2573,17 @@ static int route_section_verify(Route *route, Network *network) {
                route->gateway_onlink = true;
        }

+        if (route->family == AF_INET6) {
+                MultipathRoute *m;
+
+                ORDERED_SET_FOREACH(m, route->multipath_routes)
+                        if (m->gateway.family == AF_INET)
+                                return log_warning_errno(SYNTHETIC_ERRNO(EINVAL),
+                                                         "%s: IPv4 multipath route is specified for IPv6 route. "
+                                                         "Ignoring [Route] section from line %u.",
+                                                         route->section->filename, route->section->line);
+        }
+
        return 0;
 }