[libvirt] [PATCH] conf: fix formatting of udp chardev attributes

[Erik Skultety]

On Tue, Sep 26, 2017 at 01:40:30PM +0200, Ján Tomko wrote:
> It is possible (although possibly not very useful) to leave out
> the service attribute when using <source mode='bind'/>
>
> Fix the formatter bug introduced by commit 4a0da34 and format
> the host when its present (checked for non-NULL inside
> virBufferEscapeString) instead of basing it on the presence
> of the service attribute.
>
> https://bugzilla.redhat.com/show_bug.cgi?id=1455825

ACK

Erik