slirp: Give error message if hostfwd_add/remove for unrecognized vlan/stack

[lisovros/qemu_apohw.git] / net / slirp.c

diff --git a/net/slirp.c b/net/slirp.c
index 8fddc0384167dfe2b1392843de034feec95681a6..647039ec3987a1a1a8e768db85b5b1937beb5eda 100644 (file)
--- a/net/slirp.c
+++ b/net/slirp.c
@@ -282,6 +282,7 @@ static SlirpState *slirp_lookup(Monitor *mon, const char *vlan,
         NetClientState *nc;
         nc = net_hub_find_client_by_name(strtol(vlan, NULL, 0), stack);
         if (!nc) {
+            monitor_printf(mon, "unrecognized (vlan-id, stackname) pair\n");
             return NULL;
         }
         if (strcmp(nc->model, "user")) {