usb: usb-net QOMify

Signed-off-by: Gonglei <arei.gonglei@huawei.com>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>

diff --git a/hw/usb/dev-network.c b/hw/usb/dev-network.c
index 9be3a64006f4bdb2ba1db0f4ab6139067dcb6c52..743c231d6bc95c0497bb1a4ab84bf6a2970a591c 100644 (file)
--- a/hw/usb/dev-network.c
+++ b/hw/usb/dev-network.c
@@ -648,6 +648,9 @@ typedef struct USBNetState {
     QTAILQ_HEAD(rndis_resp_head, rndis_response) rndis_resp;
 } USBNetState;
 
+#define TYPE_USB_NET "usb-net"
+#define USB_NET(obj) OBJECT_CHECK(USBNetState, (obj), TYPE_USB_NET)
+
 static int is_rndis(USBNetState *s)
 {
     return s->dev.config->bConfigurationValue == DEV_RNDIS_CONFIG_VALUE;
@@ -1347,7 +1350,7 @@ static NetClientInfo net_usbnet_info = {
 
 static void usb_net_realize(USBDevice *dev, Error **errrp)
 {
-    USBNetState *s = DO_UPCAST(USBNetState, dev, dev);
+    USBNetState *s = USB_NET(dev);
 
     usb_desc_create_serial(dev);
     usb_desc_init(dev);
@@ -1380,7 +1383,7 @@ static void usb_net_realize(USBDevice *dev, Error **errrp)
 static void usb_net_instance_init(Object *obj)
 {
     USBDevice *dev = USB_DEVICE(obj);
-    USBNetState *s = DO_UPCAST(USBNetState, dev, dev);
+    USBNetState *s = USB_NET(dev);
 
     device_add_bootindex_property(obj, &s->conf.bootindex,
                                   "bootindex", "/ethernet-phy@0",
@@ -1441,7 +1444,7 @@ static void usb_net_class_initfn(ObjectClass *klass, void *data)
 }
 
 static const TypeInfo net_info = {
-    .name          = "usb-net",
+    .name          = TYPE_USB_NET,
     .parent        = TYPE_USB_DEVICE,
     .instance_size = sizeof(USBNetState),
     .class_init    = usb_net_class_initfn,
@@ -1451,7 +1454,7 @@ static const TypeInfo net_info = {
 static void usb_net_register_types(void)
 {
     type_register_static(&net_info);
-    usb_legacy_register("usb-net", "net", usb_net_init);
+    usb_legacy_register(TYPE_USB_NET, "net", usb_net_init);
 }
 
 type_init(usb_net_register_types)