net: xgmac: convert SysBus init method to a realize method

Cc: Peter Maydell <peter.maydell@linaro.org>
Cc: qemu-arm@nongnu.org
Cc: Rob Herring <robh@kernel.org>
Signed-off-by: Cédric Le Goater <clg@kaod.org>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Message-Id: <20181001063803.22330-12-clg@kaod.org>
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>

hw/net/xgmac.c

@@ -374,9 +374,9 @@ static NetClientInfo net_xgmac_enet_info = {
     .receive = eth_rx,
 };
 
-static int xgmac_enet_init(SysBusDevice *sbd)
+static void xgmac_enet_realize(DeviceState *dev, Error **errp)
 {
-    DeviceState *dev = DEVICE(sbd);
+    SysBusDevice *sbd = SYS_BUS_DEVICE(dev);
     XgmacState *s = XGMAC(dev);
 
     memory_region_init_io(&s->iomem, OBJECT(s), &enet_mem_ops, s,
@@ -397,8 +397,6 @@ static int xgmac_enet_init(SysBusDevice *sbd)
                                  (s->conf.macaddr.a[2] << 16) |
                                  (s->conf.macaddr.a[1] << 8) |
                                   s->conf.macaddr.a[0];
-
-    return 0;
 }
 
 static Property xgmac_properties[] = {
@@ -408,10 +406,9 @@ static Property xgmac_properties[] = {
 
 static void xgmac_enet_class_init(ObjectClass *klass, void *data)
 {
-    SysBusDeviceClass *sbc = SYS_BUS_DEVICE_CLASS(klass);
     DeviceClass *dc = DEVICE_CLASS(klass);
 
-    sbc->init = xgmac_enet_init;
+    dc->realize = xgmac_enet_realize;
     dc->vmsd = &vmstate_xgmac;
     dc->props = xgmac_properties;
 }