Ján Tomko d3e5c3605a virsh: fix snapshot list --parent
The root snapshot does not have a parent.
Use NULLSTR_EMPTY to pass an empty string instead of putting
too few columns in the table.

https://bugzilla.redhat.com/show_bug.cgi?id=1662849

Signed-off-by: Ján Tomko <jtomko@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
2019-02-14 16:37:24 +01:00
..
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