git: ipfw.8: Reset do_pipe and do_table.

[Sepherosa Ziehau]

commit f3e09d526b2d2dc15abf67ab40801115c2a8b66d
Author: Sepherosa Ziehau <sephe at dragonflybsd.org>
Date:   Sat Jan 6 11:48:12 2018 +0800

    ipfw.8: Reset do_pipe and do_table.
    
    Since ipfw_main could be called in a loop, if the rules are loaded
    from file.

Summary of changes:
 sbin/ipfw/ipfw2.c | 6 ++++++
 1 file changed, 6 insertions(+)

http://gitweb.dragonflybsd.org/dragonfly.git/commitdiff/f3e09d526b2d2dc15abf67ab40801115c2a8b66d


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