[pgpool-committers: 725] pgpool: Fix wd_is_upper_ok() to check malloc result.

[Tatsuo Ishii]

Fix wd_is_upper_ok() to check malloc result.
Fix wrong status checking after wait(2) in exec_ping.
Do not use fprintf(stderr...) to report errors, rather than pool_error().
Add more error checks and error reportings.

Branch
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master

Details
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http://git.postgresql.org/gitweb?p=pgpool2.git;a=commitdiff;h=860cb3e521ae5221473f0c0b151deb3b09964207

Modified Files
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watchdog/wd_ping.c |   37 +++++++++++++++++++++++++++++++++++--
1 files changed, 35 insertions(+), 2 deletions(-)