[pgpool-committers: 1471] pgpool: Fix possible segfault in CopyDataRaws().

[Tatsuo Ishii]

Fix possible segfault in CopyDataRaws().

Coverity pointed out that if pool_get_id() returns an error,
VALID_BACKEND will access out of array.  Per Coverity report 1111413
"Memory - illegal accesses".

Branch
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V3_2_STABLE

Details
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http://git.postgresql.org/gitweb?p=pgpool2.git;a=commitdiff;h=418a58e56fe2c326ac978d2814f9da5aba510118

Modified Files
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pool_proto_modules.c |    3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)