[libvirt] PATCH] Stop double free

Daniel Veillard veillard at redhat.com
Tue Sep 29 11:54:11 UTC 2009


On Mon, Sep 28, 2009 at 04:30:06PM -0600, Jim Fehlig wrote:
> Chris Lalancette wrote:
> > While your patch would fix the problem, I'm not sure it's a good long-term
> > solution.  Other differences might come up in the future, and trying to worry
> > about vshDeinit being re-entrant is probably not worth the effort.  (Indeed, it
> > looks like there were earlier attempts to avoid this, but things have changed
> > since then, breaking the workaround).  I think we should make it so that
> > vshDeinit() does not try to re-enter itself.  At the moment I don't have a
> > patch, but I would look at either splitting vshError() into vshPrintError() and
> > vshError(), or just doing a couple of fprintf()'s directly in vshDeinit() and
> > not calling vshError() at all (with a comment explaining why).
> >   
> 
> I'm seeing this problem in 0.7.1 as well when explicitly providing a
> connection URI, e.g. 'virsh -c ...'.  I cooked up a patch based on your
> latter suggestion but changed it to the attached after chatting with
> danpb on IRC.  This approach removes the doexit parameter and
> vshDeinit() call from vshError() altogether, requiring callers of
> vshError() to exit if they so desire.

  Looks fine, better simplify this, applied,

   thanks !

Daniel

-- 
Daniel Veillard      | libxml Gnome XML XSLT toolkit  http://xmlsoft.org/
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http://veillard.com/ | virtualization library  http://libvirt.org/




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