[pgpool-committers: 6675] pgpool: Fix for segmentation fault in PCP processor: Bug 598

[Muhammad Usama]

Fix for segmentation fault in PCP processor: Bug 598

The crash was caused by an unconditionally pfree on buf without verifyingif it
was actually allocated or not. And freeing the but was not actually required at
the first places since the associated MemoryContext always gets resets anyway
after each loop iteration.

reference: https://www.pgpool.net/mantisbt/view.php?id=598

Branch
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V4_0_STABLE

Details
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https://git.postgresql.org/gitweb?p=pgpool2.git;a=commitdiff;h=8701409c4bce29e64a7decdad09d3578aa5c8df5

Modified Files
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src/pcp_con/pcp_worker.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)