From 9dbfbb89b204e098f283aca310e4d6f6651d88f4 Mon Sep 17 00:00:00 2001
From: Gerd Hoffmann <kraxel@redhat.com>
Date: Wed, 28 Aug 2013 11:47:09 +0200
Subject: [PATCH] xhci: reset port when disabling slot

Cc: qemu-stable@nongnu.org
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
(cherry picked from commit 5c67dd7b4884979a2613a4702ac1ab68b0e6a16e)

Signed-off-by: Michael Roth <mdroth@linux.vnet.ibm.com>
---
 hw/usb/hcd-xhci.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/hw/usb/hcd-xhci.c b/hw/usb/hcd-xhci.c
index 3c0ba8e..a6f55a1 100644
--- a/hw/usb/hcd-xhci.c
+++ b/hw/usb/hcd-xhci.c
@@ -2076,6 +2076,7 @@ static TRBCCode xhci_disable_slot(XHCIState *xhci, unsigned int slotid)
 
     xhci->slots[slotid-1].enabled = 0;
     xhci->slots[slotid-1].addressed = 0;
+    xhci->slots[slotid-1].uport = NULL;
     return CC_SUCCESS;
 }