From: Keir Fraser <kfraser@endor.localdomain>
Date: Wed, 20 Aug 2008 08:09:28 +0000 (+0100)
Subject: Fix unmapping issue on hot-removing pass-thru device
X-Git-Tag: xen-3.3.0
X-Git-Url: http://xenbits.xensource.com/gitweb?a=commitdiff_plain;h=9fb12c7d45b5ffec154fa666c9ea9814f7c409a4;p=qemu-xen-3.3-testing.git

Fix unmapping issue on hot-removing pass-thru device

Signed-off-by: Yuji Shimada <shimada-yxb@necst.nec.co.jp>
---

diff --git a/hw/pass-through.c b/hw/pass-through.c
index b1e18e08..51d0a129 100644
--- a/hw/pass-through.c
+++ b/hw/pass-through.c
@@ -1421,7 +1421,7 @@ static void pt_unregister_regions(struct pt_dev *assigned_device)
     for ( i = 0; i < PCI_NUM_REGIONS; i++ )
     {
         e_size = assigned_device->bases[i].e_size;
-        if ( e_size == 0 )
+        if ( (e_size == 0) || (assigned_device->bases[i].e_physbase == -1) )
             continue;
 
         type = d->io_regions[i].type;