[pgpool-committers: 1374] pgpool: Fix memory leak when do_query() fails in timestamp rewriting.

[Tatsuo Ishii]

Fix memory leak when do_query() fails in timestamp rewriting.

For this purpose free_select_result() is changed to accept NULL
argument.  Per Coverity report "1111454, 1111455 Resource leak".

Branch
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V3_3_STABLE

Details
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http://git.postgresql.org/gitweb?p=pgpool2.git;a=commitdiff;h=6fc088e9e259592a2564863fd668b1bb53bd97cd

Modified Files
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pool_process_query.c |    3 +++
pool_timestamp.c     |    2 ++
2 files changed, 5 insertions(+)