[PATCH] fix a few warnings

[Michael Adam]

pushed to autobuild.

On 2014-06-21 at 11:04 +0200, Volker Lendecke wrote:
> Hi!
> 
> Review would be appreciated.
> 
> Thanks,
> 
> Volker
> 
> -- 
> SerNet GmbH, Bahnhofsallee 1b, 37081 Göttingen
> phone: +49-551-370000-0, fax: +49-551-370000-9
> AG Göttingen, HRB 2816, GF: Dr. Johannes Loxen
> http://www.sernet.de, mailto:kontakt at sernet.de

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