[libvirt] [PATCH] qemu: Avoid use after free in qemuCaps parsing

[Jiri Denemark]

On Fri, Jun 03, 2011 at 15:41:53 +0100, Daniel P. Berrange wrote:
> On Fri, Jun 03, 2011 at 04:34:30PM +0200, Jiri Denemark wrote:
> > ---
> >  src/qemu/qemu_domain.c |    3 ++-
> >  1 files changed, 2 insertions(+), 1 deletions(-)
> > 
> > diff --git a/src/qemu/qemu_domain.c b/src/qemu/qemu_domain.c
> > index 46414cd..332c09e 100644
> > --- a/src/qemu/qemu_domain.c
> > +++ b/src/qemu/qemu_domain.c
> > @@ -264,12 +264,13 @@ static int qemuDomainObjPrivateXMLParse(xmlXPathContextPtr ctxt, void *data)
> >              char *str = virXMLPropString(nodes[i], "name");
> >              if (str) {
> >                  int flag = qemuCapsTypeFromString(str);
> > -                VIR_FREE(str);
> >                  if (flag < 0) {
> >                      qemuReportError(VIR_ERR_INTERNAL_ERROR,
> >                                      _("Unknown qemu capabilities flag %s"), str);
> > +                    VIR_FREE(str);
> >                      goto error;
> >                  }
> > +                VIR_FREE(str);
> >                  qemuCapsSet(qemuCaps, flag);
> >              }
> >          }
> 
> ACK

Pushed, thanks.

Jirka