On 05/18/2011 11:08 AM, Daniel P. Berrange wrote: > Some bogus apps are generating a VNC/SPICE/RFB listen attribute > with no content. This then causes a failure with the graphics > migration cookie parsing. Blank out the 'listenAddr' parameter > after parsing domain XML if it is the empty string, so the host > default takes over > > * src/qemu/qemu_migration.c: Blank out listenAddr parameter > if empty > --- > src/conf/domain_conf.c | 13 +++++++++++++ > 1 files changed, 13 insertions(+), 0 deletions(-)
ACK to the principle of this patch.
>
> diff --git a/src/conf/domain_conf.c b/src/conf/domain_conf.c
> index 03f4dc9..15fe9f0 100644
> --- a/src/conf/domain_conf.c
> +++ b/src/conf/domain_conf.c
> @@ -3906,6 +3906,10 @@ virDomainGraphicsDefParseXML(xmlNodePtr node, int
> flags) {
> def->data.vnc.socket = virXMLPropString(node, "socket");
> def->data.vnc.keymap = virXMLPropString(node, "keymap");
>
> + if (def->data.vnc.listenAddr &&
> + STREQ(def->data.vnc.listenAddr, ""))
STREQ() is pretty heavyweight to check for an empty string; it would be
simpler to do:
if (def->data.vnc.listenAddr && !*def->data.vnc.listenAddr)
VIR_FREE(def->data.vnc.listenAddr);
That's a micro-optimization, though, so up to you which version you push.
--
Eric Blake [email protected] +1-801-349-2682
Libvirt virtualization library http://libvirt.org
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