File virtinst-keep-iso-for-xenpv.patch of Package virt-manager.18136

References: bsc#1180897
Removing the cdrom iso file from the device prevents booting
with a qemu error.

--- virt-manager/virtinst/install/installer.py.orig	2021-01-25 12:22:43.284220879 -0700
+++ virt-manager/virtinst/install/installer.py	2021-01-25 13:49:00.195386309 -0700
@@ -117,8 +117,9 @@ class Installer(object):
             return
         for disk in guest.devices.disk:
             if disk.is_cdrom() and disk.path == self._cdrom_path():
-                disk.path = None
-                disk.sync_path_props()
+                if not guest.os.is_xenpv():
+                    disk.path = None
+                    disk.sync_path_props()
                 break
 
     def _add_unattended_install_cdrom_device(self, guest, location):