[pgpool-committers: 1327] pgpool: Fix memory leak when do_query() fails.

[Tatsuo Ishii]

Fix memory leak when do_query() fails.

Per Coverity report "1111444 Resource leak".

Branch
------
V3_1_STABLE

Details
-------
http://git.postgresql.org/gitweb?p=pgpool2.git;a=commitdiff;h=6232e5688e01141c9d10343778df691dbb2c2373

Modified Files
--------------
pool_worker_child.c |    4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)