diff --git a/src/hyperv/hyperv_device_monitor.c b/src/hyperv/hyperv_device_monitor.c
index 5332eb2b75..23411cd206 100644
--- a/src/hyperv/hyperv_device_monitor.c
+++ b/src/hyperv/hyperv_device_monitor.c
@@ -44,18 +44,14 @@ hypervNodeDeviceOpen(virConnectPtr conn,
         return VIR_DRV_OPEN_DECLINED;
     }
 
-    conn->nodeDevicePrivateData = conn->privateData;
-
     return VIR_DRV_OPEN_SUCCESS;
 }
 
 
 
 static int
-hypervNodeDeviceClose(virConnectPtr conn)
+hypervNodeDeviceClose(virConnectPtr conn ATTRIBUTE_UNUSED)
 {
-    conn->nodeDevicePrivateData = NULL;
-
     return 0;
 }
 
diff --git a/src/hyperv/hyperv_interface_driver.c b/src/hyperv/hyperv_interface_driver.c
index b93cf30ef4..9b9e4e605e 100644
--- a/src/hyperv/hyperv_interface_driver.c
+++ b/src/hyperv/hyperv_interface_driver.c
@@ -44,18 +44,14 @@ hypervInterfaceOpen(virConnectPtr conn,
         return VIR_DRV_OPEN_DECLINED;
     }
 
-    conn->interfacePrivateData = conn->privateData;
-
     return VIR_DRV_OPEN_SUCCESS;
 }
 
 
 
 static int
-hypervInterfaceClose(virConnectPtr conn)
+hypervInterfaceClose(virConnectPtr conn ATTRIBUTE_UNUSED)
 {
-    conn->interfacePrivateData = NULL;
-
     return 0;
 }
 
diff --git a/src/hyperv/hyperv_network_driver.c b/src/hyperv/hyperv_network_driver.c
index 6f54f44976..ab2daad65b 100644
--- a/src/hyperv/hyperv_network_driver.c
+++ b/src/hyperv/hyperv_network_driver.c
@@ -44,18 +44,14 @@ hypervNetworkOpen(virConnectPtr conn,
         return VIR_DRV_OPEN_DECLINED;
     }
 
-    conn->networkPrivateData = conn->privateData;
-
     return VIR_DRV_OPEN_SUCCESS;
 }
 
 
 
 static int
-hypervNetworkClose(virConnectPtr conn)
+hypervNetworkClose(virConnectPtr conn ATTRIBUTE_UNUSED)
 {
-    conn->networkPrivateData = NULL;
-
     return 0;
 }
 
diff --git a/src/hyperv/hyperv_nwfilter_driver.c b/src/hyperv/hyperv_nwfilter_driver.c
index a82db9259b..6165bf7f89 100644
--- a/src/hyperv/hyperv_nwfilter_driver.c
+++ b/src/hyperv/hyperv_nwfilter_driver.c
@@ -44,18 +44,14 @@ hypervNWFilterOpen(virConnectPtr conn,
         return VIR_DRV_OPEN_DECLINED;
     }
 
-    conn->nwfilterPrivateData = conn->privateData;
-
     return VIR_DRV_OPEN_SUCCESS;
 }
 
 
 
 static int
-hypervNWFilterClose(virConnectPtr conn)
+hypervNWFilterClose(virConnectPtr conn ATTRIBUTE_UNUSED)
 {
-    conn->nwfilterPrivateData = NULL;
-
     return 0;
 }
 
diff --git a/src/hyperv/hyperv_secret_driver.c b/src/hyperv/hyperv_secret_driver.c
index 81764842a4..65587f03bc 100644
--- a/src/hyperv/hyperv_secret_driver.c
+++ b/src/hyperv/hyperv_secret_driver.c
@@ -44,18 +44,14 @@ hypervSecretOpen(virConnectPtr conn,
         return VIR_DRV_OPEN_DECLINED;
     }
 
-    conn->secretPrivateData = conn->privateData;
-
     return VIR_DRV_OPEN_SUCCESS;
 }
 
 
 
 static int
-hypervSecretClose(virConnectPtr conn)
+hypervSecretClose(virConnectPtr conn ATTRIBUTE_UNUSED)
 {
-    conn->secretPrivateData = NULL;
-
     return 0;
 }
 
diff --git a/src/hyperv/hyperv_storage_driver.c b/src/hyperv/hyperv_storage_driver.c
index af3cca4d53..e3d4170a82 100644
--- a/src/hyperv/hyperv_storage_driver.c
+++ b/src/hyperv/hyperv_storage_driver.c
@@ -44,18 +44,14 @@ hypervStorageOpen(virConnectPtr conn,
         return VIR_DRV_OPEN_DECLINED;
     }
 
-    conn->storagePrivateData = conn->privateData;
-
     return VIR_DRV_OPEN_SUCCESS;
 }
 
 
 
 static int
-hypervStorageClose(virConnectPtr conn)
+hypervStorageClose(virConnectPtr conn ATTRIBUTE_UNUSED)
 {
-    conn->storagePrivateData = NULL;
-
     return 0;
 }