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ASAN error in is_stat_table()

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don't memcmp beyond the first argument's end

Also:
  use my_strcasecmp(table_alias_charset), like elsewhere, not memcmp
This commit is contained in:
Sergei Golubchik 2018-04-17 00:44:34 +02:00
parent 9989c26bc9
commit f214d36512
1 changed files with 2 additions and 2 deletions
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4
sql/sql_statistics.cc
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@ -3990,11 +3990,11 @@ bool is_stat_table(const char *db, const char *table)
{
DBUG_ASSERT(db && table);
if (!memcmp(db, stat_tables_db_name.str, stat_tables_db_name.length))
if (!my_strcasecmp(table_alias_charset, db, stat_tables_db_name.str))
{
for (uint i= 0; i < STATISTICS_TABLES; i ++)
{
if (!memcmp(table, stat_table_name[i].str, stat_table_name[i].length))
if (!my_strcasecmp(table_alias_charset, table, stat_table_name[i].str))
return true;
}
}