[Pgpool-committers] pgpool - pgpool: Fix more double free bug.

[User T-ishii]

Log Message:
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Fix more double free bug.

Modified Files:
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    pgpool:
        child.c (r1.10 -> r1.11)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pgpool/pgpool/child.c.diff?r1=1.10&r2=1.11)