net: Mark 'vlan' parameter as deprecated

[mirror_qemu.git] / net / net.c

diff --git a/net/net.c b/net/net.c
index 939fe3193a6bc61f7cfa47886518a7bfbb1e91ac..fb7af3a432b5beea0e3e35219f546223cabf2269 100644 (file)
--- a/net/net.c
+++ b/net/net.c
@@ -970,6 +970,7 @@ static int net_client_init1(const void *object, bool is_netdev, Error **errp)
     const Netdev *netdev;
     const char *name;
     NetClientState *peer = NULL;
+    static bool vlan_warned;
 
     if (is_netdev) {
         netdev = object;
@@ -1050,6 +1051,11 @@ static int net_client_init1(const void *object, bool is_netdev, Error **errp)
             !opts->u.nic.data->has_netdev) {
             peer = net_hub_add_port(net->has_vlan ? net->vlan : 0, NULL);
         }
+
+        if (net->has_vlan && !vlan_warned) {
+            error_report("'vlan' is deprecated. Please use 'netdev' instead.");
+            vlan_warned = true;
+        }
     }
 
     if (net_client_init_fun[netdev->type](netdev, name, peer, errp) < 0) {