fix off-by-one in dup2

Eric Blake
Sat Nov 23 13:19:00 GMT 2013

On 10/15/2013 08:06 AM, Christopher Faylor wrote:
> On Wed, Sep 25, 2013 at 05:26:25PM -0600, Eric Blake wrote:
>> Solves the segfault here:
>> but does not address the fact that we are still screwy with regards to
>> rlimit.
> Corinna reminded me about this.
> Sorry for the delay in responding.  I was investigating if setdtablesize
> should set an errno on error but it is difficult to say if it should
> since it seems not to be a POSIX or Linux.  So, I guess we can just say
> that it should set EINVAL.  Would you mind making that minor change and
> checking this in?

Yikes, I still haven't done this (and was reminded by today's
announcement to test snapshots).  I'll try to get to it pronto.

Eric Blake   eblake redhat com    +1-919-301-3266
Libvirt virtualization library

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