From: Gerd Hoffmann <kraxel@redhat.com>
Date: Thu, 1 Mar 2012 14:14:12 +0000 (+0100)
Subject: xhci: fix port status
X-Git-Tag: v1.1-rc0~262^2
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=cf21a4aef712075d313da4ea924a3376574c16e5;p=thirdparty%2Fqemu.git

xhci: fix port status

Don't signal port status change if the usb device isn't in attached
state.  Happens with usb-host devices with the pass-through device
being plugged out at the host.

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

diff --git a/hw/usb-xhci.c b/hw/usb-xhci.c
index 83054896a62..e8f1b6e3a5c 100644
--- a/hw/usb-xhci.c
+++ b/hw/usb-xhci.c
@@ -2279,7 +2279,7 @@ static void xhci_update_port(XHCIState *xhci, XHCIPort *port, int is_detach)
     int nr = port->port.index + 1;
 
     port->portsc = PORTSC_PP;
-    if (port->port.dev && !is_detach) {
+    if (port->port.dev && port->port.dev->attached && !is_detach) {
         port->portsc |= PORTSC_CCS;
         switch (port->port.dev->speed) {
         case USB_SPEED_LOW: