Coverity scan fixes for v2.7.x

[Adam Lackorzynski]

Hi Ondřej,

On Mon Aug 13, 2018 at 14:39:41 +0200, Ondřej Lysoněk wrote:
> I'm sending a backport of the recently posted fixes for issues found
> by Coverity Scan (sorry for the delay). This is intended for the v2.7.x
> branch. The patches are the same as for the master branch, except that
> it includes one more fix, which was already present in master.

thanks, all commited.


Adam