[pgpool-committers: 1120] pgpool: Fix to verify the backend node number in pcp_recovery_node

[Yugo Nagata]

Fix to verify the backend node number in pcp_recovery_node

When an invalid number is used, null value is passed as an arguments
of recovery script, and this causes a malfunction. In especially,
rsync may delete unrelated files in basebackup scripts.

Branch
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V3_0_STABLE

Details
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http://git.postgresql.org/gitweb?p=pgpool2.git;a=commitdiff;h=627d4123809e549bcd2f00443f0cf4af806d497e

Modified Files
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pcp_child.c |   16 ++++++++++++++++
recovery.c  |    7 +++++++
2 files changed, 23 insertions(+)