postgresql plugin: Added another missing call to PQclear().

Signed-off-by: Sebastian Harl <sh@tokkee.org>
Signed-off-by: Florian Forster <octo@huhu.verplant.org>

diff --git a/src/postgresql.c b/src/postgresql.c
index 90e9f5d..faad16c 100644 (file)
--- a/src/postgresql.c
+++ b/src/postgresql.c
@@ -428,6 +428,7 @@ static int c_psql_exec_query (c_psql_database_t *db, int idx)
                log_err ("SQL query returned wrong number of fields "
                                "(expected: %i, got: %i)", query->cols_num, cols);
                log_info ("SQL query was: %s", query->query);
+               PQclear (res);
                return -1;
        }