[Swan-dev] [PATCH libreswan v2] netlink: Silence negative shift coverity false warning

[Antony Antony]

On Sun, Sep 24, 2017 at 05:05:42PM +0000, Aviv Heller wrote:
> > coverity-detected anomalies are sometimes subtle.  So I looked at this
> > code and found a couple of bugs.  I also did some tidying.  But no
> > testing!
> > 
> > Aviv, Antony: please have a look at commit
> > f7aaa80198851ef71da4be8dc54e816f7064e29a
> 
> Hi Hugh, Antony,
> 
> Hugh, thanks for bringing this up, there are indeed a few bugs in the code.
> 
> > Note: % 31 is almost never correct.  I think that in this code, + 31 is 
> > also wrong.

Hugh why did you think + 31 was wrong? Are there any documention about this?

-antony