From 305808187d080faff094fa59955040bd8a82ec3e Mon Sep 17 00:00:00 2001
From: Cole Robinson <crobinso@redhat.com>
Date: Mon, 11 Jul 2011 17:01:37 -0400
Subject: [PATCH] details: If changing disk bus, remove <address>

Need to let libvirt regenerate so things don't get funny
---
 src/virtManager/domain.py | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/virtManager/domain.py b/src/virtManager/domain.py
index bee8337e1..f33354327 100644
--- a/src/virtManager/domain.py
+++ b/src/virtManager/domain.py
@@ -539,6 +539,11 @@ class vmmDomain(vmmLibvirtObject):
         return self._redefine_device(change, devobj)
     def define_disk_bus(self, devobj, newval):
         def change(editdev):
+            if editdev.bus != newval:
+                # Old <address> probably isn't applicable for new bus value
+                editdev.address.clear()
+                # XXX: Need to change target value as well?
+
             editdev.bus = newval
         return self._redefine_device(change, devobj)