diff --git a/src/core/devices/nm-device-6lowpan.c b/src/core/devices/nm-device-6lowpan.c
index 3dabcb9bdc..61b1e4eee8 100644
--- a/src/core/devices/nm-device-6lowpan.c
+++ b/src/core/devices/nm-device-6lowpan.c
@@ -137,14 +137,6 @@ link_changed(NMDevice *device, const NMPlatformLink *pllink)
     nm_device_parent_set_ifindex(device, parent);
 }
 
-static gboolean
-is_available(NMDevice *device, NMDeviceCheckDevAvailableFlags flags)
-{
-    if (!nm_device_parent_get_device(device))
-        return FALSE;
-    return NM_DEVICE_CLASS(nm_device_6lowpan_parent_class)->is_available(device, flags);
-}
-
 static gboolean
 complete_connection(NMDevice            *device,
                     NMConnection        *connection,
@@ -237,7 +229,6 @@ nm_device_6lowpan_class_init(NMDevice6LowpanClass *klass)
     device_class->get_generic_capabilities               = get_generic_capabilities;
     device_class->get_configured_mtu                     = nm_device_get_configured_mtu_for_wired;
     device_class->link_changed                           = link_changed;
-    device_class->is_available                           = is_available;
     device_class->parent_changed_notify                  = parent_changed_notify;
     device_class->update_connection                      = update_connection;
 }
diff --git a/src/core/devices/nm-device-ipvlan.c b/src/core/devices/nm-device-ipvlan.c
index 00a1b57937..abeb82f794 100644
--- a/src/core/devices/nm-device-ipvlan.c
+++ b/src/core/devices/nm-device-ipvlan.c
@@ -221,16 +221,6 @@ get_generic_capabilities(NMDevice *device)
 
 /*****************************************************************************/
 
-static gboolean
-is_available(NMDevice *device, NMDeviceCheckDevAvailableFlags flags)
-{
-    if (!nm_device_parent_get_device(device))
-        return FALSE;
-    return NM_DEVICE_CLASS(nm_device_ipvlan_parent_class)->is_available(device, flags);
-}
-
-/*****************************************************************************/
-
 static gboolean
 check_connection_compatible(NMDevice     *device,
                             NMConnection *connection,
@@ -376,7 +366,6 @@ nm_device_ipvlan_class_init(NMDeviceIpvlanClass *klass)
     device_class->check_connection_compatible = check_connection_compatible;
     device_class->create_and_realize          = create_and_realize;
     device_class->get_generic_capabilities    = get_generic_capabilities;
-    device_class->is_available                = is_available;
     device_class->link_changed                = link_changed;
     device_class->update_connection           = update_connection;
 
diff --git a/src/core/devices/nm-device-macsec.c b/src/core/devices/nm-device-macsec.c
index 89a0672097..2ff1eeb30a 100644
--- a/src/core/devices/nm-device-macsec.c
+++ b/src/core/devices/nm-device-macsec.c
@@ -683,14 +683,6 @@ get_generic_capabilities(NMDevice *dev)
 
 /******************************************************************/
 
-static gboolean
-is_available(NMDevice *device, NMDeviceCheckDevAvailableFlags flags)
-{
-    if (!nm_device_parent_get_device(device))
-        return FALSE;
-    return NM_DEVICE_CLASS(nm_device_macsec_parent_class)->is_available(device, flags);
-}
-
 static gboolean
 create_and_realize(NMDevice              *device,
                    NMConnection          *connection,
@@ -903,7 +895,6 @@ nm_device_macsec_class_init(NMDeviceMacsecClass *klass)
     device_class->deactivate               = deactivate;
     device_class->get_generic_capabilities = get_generic_capabilities;
     device_class->link_changed             = link_changed;
-    device_class->is_available             = is_available;
     device_class->parent_changed_notify    = parent_changed_notify;
     device_class->state_changed            = device_state_changed;
     device_class->get_configured_mtu       = nm_device_get_configured_mtu_wired_parent;
diff --git a/src/core/devices/nm-device-macvlan.c b/src/core/devices/nm-device-macvlan.c
index 9501e8f15c..c5bcc91ad1 100644
--- a/src/core/devices/nm-device-macvlan.c
+++ b/src/core/devices/nm-device-macvlan.c
@@ -270,16 +270,6 @@ get_generic_capabilities(NMDevice *device)
 
 /*****************************************************************************/
 
-static gboolean
-is_available(NMDevice *device, NMDeviceCheckDevAvailableFlags flags)
-{
-    if (!nm_device_parent_get_device(device))
-        return FALSE;
-    return NM_DEVICE_CLASS(nm_device_macvlan_parent_class)->is_available(device, flags);
-}
-
-/*****************************************************************************/
-
 static gboolean
 check_connection_compatible(NMDevice     *device,
                             NMConnection *connection,
@@ -508,7 +498,6 @@ nm_device_macvlan_class_init(NMDeviceMacvlanClass *klass)
     device_class->create_and_realize                     = create_and_realize;
     device_class->get_generic_capabilities               = get_generic_capabilities;
     device_class->get_configured_mtu    = nm_device_get_configured_mtu_wired_parent;
-    device_class->is_available          = is_available;
     device_class->link_changed          = link_changed;
     device_class->parent_changed_notify = parent_changed_notify;
     device_class->update_connection     = update_connection;
diff --git a/src/core/devices/nm-device-vlan.c b/src/core/devices/nm-device-vlan.c
index 59a429ca7f..9d03e33704 100644
--- a/src/core/devices/nm-device-vlan.c
+++ b/src/core/devices/nm-device-vlan.c
@@ -292,16 +292,6 @@ get_generic_capabilities(NMDevice *device)
 
 /*****************************************************************************/
 
-static gboolean
-is_available(NMDevice *device, NMDeviceCheckDevAvailableFlags flags)
-{
-    if (!nm_device_parent_get_device(device))
-        return FALSE;
-    return NM_DEVICE_CLASS(nm_device_vlan_parent_class)->is_available(device, flags);
-}
-
-/*****************************************************************************/
-
 static gboolean
 check_connection_compatible(NMDevice     *device,
                             NMConnection *connection,
@@ -561,7 +551,6 @@ nm_device_vlan_class_init(NMDeviceVlanClass *klass)
     device_class->act_stage1_prepare_set_hwaddr_ethernet = TRUE;
     device_class->act_stage1_prepare                     = act_stage1_prepare;
     device_class->get_configured_mtu    = nm_device_get_configured_mtu_wired_parent;
-    device_class->is_available          = is_available;
     device_class->parent_changed_notify = parent_changed_notify;
 
     device_class->check_connection_compatible = check_connection_compatible;