usb: create USBPortOps, move attach there.

Create USBPortOps struct, move the attach function to that struct.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>

1 files changed, 5 insertions, 1 deletions

diff --git a/hw/usb-hub.c b/hw/usb-hub.c
index 3c7c3eee43..b3d72987f3 100644
--- a/hw/usb-hub.c
+++ b/hw/usb-hub.c
@@ -506,6 +506,10 @@ static void usb_hub_handle_destroy(USBDevice *dev)
     }
 }
 
+static USBPortOps usb_hub_port_ops = {
+    .attach = usb_hub_attach,
+};
+
 static int usb_hub_initfn(USBDevice *dev)
 {
     USBHubState *s = DO_UPCAST(USBHubState, dev, dev);
@@ -516,7 +520,7 @@ static int usb_hub_initfn(USBDevice *dev)
     for (i = 0; i < NUM_PORTS; i++) {
         port = &s->ports[i];
         usb_register_port(usb_bus_from_device(dev),
-                          &port->port, s, i, &s->dev, usb_hub_attach);
+                          &port->port, s, i, &s->dev, &usb_hub_port_ops);
         port->wPortStatus = PORT_STAT_POWER;
         port->wPortChange = 0;
     }