Ensure all PCI addresses are within range to avoid libvirt validation errors

Author: berrange

tests/xmlparse-xml/change-hostdevs-in.xml

@@ -34,7 +34,7 @@
     </hostdev>
     <hostdev mode="subsystem" type="pci" managed="yes">
       <source>
-        <address domain="0x0" bus="0x11" slot="0x22" function="0x33"/>
+        <address domain="0x0" bus="0x1" slot="0x2" function="0x3"/>
       </source>
     </hostdev>
   </devices>

tests/xmlparse-xml/change-hostdevs-out.xml

@@ -35,7 +35,7 @@
     </hostdev>
     <hostdev mode="capabilities" type="pci" managed="yes">
       <source>
-        <address domain="0x2" bus="0x99" slot="0x88" function="0x77"/>
+        <address domain="0x4" bus="0x5" slot="0x6" function="0x7"/>
       </source>
     </hostdev>
   </devices>

tests/xmlparse.py

@@ -550,10 +550,10 @@ def testAlterHostdevs(self):
         check("type", "pci")
         check("managed", True, True)
         check("mode", "subsystem", "capabilities")
-        check("domain", "0x0", "0x2")
-        check("bus", "0x11", "0x99")
-        check("slot", "0x22", "0x88")
-        check("function", "0x33", "0x77")
+        check("domain", "0x0", "0x4")
+        check("bus", "0x1", "0x5")
+        check("slot", "0x2", "0x6")
+        check("function", "0x3", "0x7")
 
         self._alter_compare(guest.get_config_xml(), outfile)