[strongSwan] Issue found in strongswan-5.0.1rc1

[Tobias Brunner]

Hi Robert,

> Looks like the error is being introduced in the 5.0.1rc1 code on the
> client part. Or, is 5.0.1rc1 correcting 5.0.0?

The error in releases before 5.0.1 was fixed with [1] (two commits after
the 5.0.0 release).  Earlier releases incorrectly used /0 for 0.0.0.0
despite what was actually configured as mask in ipsec.conf.

Regards,
Tobias

[1] http://git.strongswan.org/?p=strongswan.git;a=commitdiff;h=997fdd1f0