[PATCH] Some coverity fixes

[Volker Lendecke]

On Thu, May 07, 2015 at 05:39:00PM +0200, Stefan (metze) Metzmacher wrote:
> I'd just push fixes to our copy, we already have some extra patches.
> Before a possible rebase on heimdal master we need to check our extra
> patches anyway, so a few more won't hurt...

Is this consensus now?

The more worrying problem however is that there is nobody around to
be able to judge whether the patch I posted creates a security problem
or not.

Volker

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