tevent_abort_nesting crash in idmap_ad

[Andrew Bartlett]

On Fri, 2016-06-24 at 10:46 -0700, Jeremy Allison wrote:
> 
> As this is a completely blocking operation
> anyway, this isn't going to make the code
> performace worse, it's going to make the
> internals more complex, but even with this
> added complexity it's simpler than having
> a nested event loop :-) :-).

I've not looked over the details, but this is the correct solution in
general.

There isn't a need to share the event context with anything else
outside the AD DC, and even then it is a much more limited set of cases
where this matters.

Andrew Bartlett

-- 
Andrew Bartlett                       http://samba.org/~abartlet/
Authentication Developer, Samba Team  http://samba.org
Samba Developer, Catalyst IT          http://catalyst.net.nz/services/samba