[pgpool-committers: 1678] pgpool: Fix freeing NULL.

[Tatsuo Ishii]

Fix freeing NULL.

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

Branch
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V3_0_STABLE

Details
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http://git.postgresql.org/gitweb?p=pgpool2.git;a=commitdiff;h=4d40091835804773c3e2c4b09ccb4d4dfd46d927

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