[pgpool-committers: 1943] pgpool: Fix freeing NULL.

[Muhammad Usama]

Fix freeing NULL.

free_systemdb_info() should check if the argument is NULL or not.
Per Coverity 1111384.

Branches
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EXCEPTION_MGR
master

Details
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http://git.postgresql.org/gitweb?p=pgpool2.git;a=commitdiff;h=f82fcbe2e9301314b31e788ca79538ceae9a9e5d
Author: Tatsuo Ishii <ishii at postgresql.org>

Modified Files
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src/libs/pcp/pcp.c |    3 +++
1 file changed, 3 insertions(+)