net/9p: Initialize opts->privport as it should be.
net/9p: Initialize opts->privport as it should be.

We're currently using an uninitialized value if option privport is not set,
thus (almost) always using a privileged port.

Signed-off-by: Dominique Martinet <9c69231df81d8a56bd8fc6741579751b95573585@cea.fr>
Signed-off-by: Eric Van Hensbergen <f6aaec02cb2023b586fda1596c965a5752b892b4@gmail.com>

KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs