[Pgpool-committers] pgpool - pgpool-II: Fix in case of health_check period is 0.

[User T-ishii]

Log Message:
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Fix in case of health_check period is 0.

Modified Files:
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    pgpool-II:
        pool_worker_child.c (r1.4 -> r1.5)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pgpool/pgpool-II/pool_worker_child.c?r1=1.4&r2=1.5)