Fix Manager.RegisterDevice return type
diff --git a/core/vpn/manager.go b/core/vpn/manager.go
index b5e380b..13f1d09 100644
--- a/core/vpn/manager.go
+++ b/core/vpn/manager.go
@@ -13,7 +13,7 @@
// Returns VPN network configuration on success and error otherwise.
// By default new devices have access to other machines owned by the same user
// and a PCloud entrypoint.
- RegisterDevice(d types.DeviceInfo) (*types.NetworkMap, error)
+ RegisterDevice(d types.DeviceInfo) error
// Completely removes device with given public key from the network.
RemoveDevice(pubKey types.PublicKey) error
// Creates new group with given name and returns it's id.