Update openssh-server to remove firewall rules at stop time

I did several "start openssh-server; stop openssh-server", and checked
that ip{6}tables rules were correctly installed/deleted instead of being
appended and endup with lot of useless rules at the end of INPUT tables

for i in `seq 1 100`
do
  start openssh-server
  stop openssh-server
done
iptables -L INPUT | grep ssh # only one rule
ip6tables -L INPUT | grep ssh # only one rule

BUG=none
TEST=manual

Change-Id: I3fb4138add86bf28953610251a2f3738bae8e754
Reviewed-on: https://gerrit.chromium.org/gerrit/17862
Reviewed-by: Paul Stewart <pstew@chromium.org>
Reviewed-by: Aaron Plattner <aplattner@nvidia.com>
Reviewed-by: Scott James Remnant <keybuk@chromium.org>
Tested-by: Eric Dumazet <edumazet@chromium.org>
Commit-Ready: Eric Dumazet <edumazet@chromium.org>
1 file changed