[ldns-users] Unreleased memory on error conditions

[Petr Mensik]

Hi!

We at Red Hat did scan ldns with Coverity. It found no serious issues,
but on a few occasions memory is not properly released in some corner
cases. Is anyone willing to review my changes?

I have created a bug for it:
https://nlnetlabs.nl/bugs-script/show_bug.cgi?id=4214

-- 
Petr Menšík
Software Engineer
Red Hat, http://www.redhat.com/
email: pemensik at redhat.com  PGP: 65C6C973