!1176 bug fix for heap-use-after-free in check_statement_stat_level

Merge pull request !1176 from lijianfeng/master
2021-08-05 15:06:28 +00:00
parent ae89a18330 74560bf817
commit 0bd491d261
1 changed files with 1 additions and 1 deletions
--- a/src/gausskernel/cbb/instruments/statement/instr_statement.cpp
+++ b/src/gausskernel/cbb/instruments/statement/instr_statement.cpp
@ -129,8 +129,8 @@ bool check_statement_stat_level(char** newval, void** extra, GucSource source)
    List *l = split_levels_into_list(*newval);

    if (list_length(l) != STATEMENT_SQL_KIND) {
-        list_free_deep(l);
        GUC_check_errdetail("attr num:%d is error,track_stmt_stat_level attr is 2", l->length);
+        list_free_deep(l);
        return false;
    }