[pgpool-committers: 2137] pgpool: fixing small coverity issues: 751966 Argument cannot be negativ

[Muhammad Usama]

fixing small coverity issues: 751966 Argument cannot be negative,
1111399 Explicit null dereferenced and 1111488 Uninitialized scalar variable

Branch
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V3_3_STABLE

Details
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http://git.postgresql.org/gitweb?p=pgpool2.git;a=commitdiff;h=2e67baf062a131f382b642da81c49997489141ea

Modified Files
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main.c               |   16 +++++++++++-----
pool_process_query.c |   14 +++++++++++---
pool_proto_modules.c |    2 +-
3 files changed, 23 insertions(+), 9 deletions(-)