In virNetworkDHCPHostDefParseXML an error is reported when partialOkay == true, and none of ip, mac, name were supplied. Add the missing goto and error out in this case. --- src/conf/network_conf.c | 1 + 1 file changed, 1 insertion(+) Pushed as trivial. diff --git a/src/conf/network_conf.c b/src/conf/network_conf.c index 52fcf3d..0f4fc1e 100644 --- a/src/conf/network_conf.c +++ b/src/conf/network_conf.c @@ -746,6 +746,7 @@ virNetworkDHCPHostDefParseXML(const char *networkName, "must be specified for static host definition " "in network '%s' "), networkName); + goto cleanup; } } else { /* normal usage - you need at least name (IPv6) or one of MAC -- 2.0.5