[pgpool-committers: 2781] pgpool: Fixing coverity issues.

[Muhammad Usama]

Fixing coverity issues.

The commit fixes the following coverity scan issue
1332221, 1332216, 1332219, 1230544, 1261608, 1261609

Branch
------
master

Details
-------
http://git.postgresql.org/gitweb?p=pgpool2.git;a=commitdiff;h=65ff78b0253ac06875472c1013c0301780916895

Modified Files
--------------
src/config/pool_config.c        |    7 ++++++-
src/config/pool_config.l        |    7 ++++++-
src/include/utils/json.h        |    1 +
src/include/utils/json_writer.h |    2 ++
src/utils/json.c                |   13 +++++++++++++
src/utils/json_writer.c         |   30 ++++++++++++++++++++++++++++++
src/utils/regex_array.c         |    2 ++
src/watchdog/watchdog.c         |   33 ++++++++++++++++++++++-----------
src/watchdog/wd_json_data.c     |    4 ++--
src/watchdog/wd_utils.c         |    8 ++++----
10 files changed, 88 insertions(+), 19 deletions(-)