1 files changed, 6 insertions, 7 deletions

diff --git a/hw/usb.c b/hw/usb.c
index 4a39cbcc7d..27a983ca5c 100644
--- a/hw/usb.c
+++ b/hw/usb.c
@@ -40,19 +40,18 @@ void usb_attach(USBPort *port, USBDevice *dev)
     } else {
         /* detach */
         dev = port->dev;
+        assert(dev);
         port->ops->detach(port);
-        if (dev) {
-            usb_send_msg(dev, USB_MSG_DETACH);
-            dev->port = NULL;
-            port->dev = NULL;
-        }
+        usb_send_msg(dev, USB_MSG_DETACH);
+        dev->port = NULL;
+        port->dev = NULL;
     }
 }
 
 void usb_wakeup(USBDevice *dev)
 {
     if (dev->remote_wakeup && dev->port && dev->port->ops->wakeup) {
-        dev->port->ops->wakeup(dev);
+        dev->port->ops->wakeup(dev->port);
     }
 }
 
@@ -335,7 +334,7 @@ void usb_packet_complete(USBDevice *dev, USBPacket *p)
 {
     /* Note: p->owner != dev is possible in case dev is a hub */
     assert(p->owner != NULL);
-    dev->port->ops->complete(dev, p);
+    dev->port->ops->complete(dev->port, p);
     p->owner = NULL;
 }