[ctdb-common] Small improvements to sock_io's memory handling

[Swen Schillig]

On Tue, 2018-01-30 at 21:45 +1100, Martin Schwenke via samba-technical
wrote:
> > > Reviewed-by: Amitay Isaacs <amitay at gmail.com>
> > > 
> > > Can I get another team member review?  
> > 
> > Reviewed-by: Martin Schwenke <martin at meltin.net>
> > 
> > Will push after I check a detail with Swen...
> 
> ... and pushed.

Thanks guys!

Cheers Swen