diff options
Diffstat (limited to 'sql/sql_table.cc')
| -rw-r--r-- | sql/sql_table.cc | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/sql/sql_table.cc b/sql/sql_table.cc index 4ed47ed5566..014d82f0e91 100644 --- a/sql/sql_table.cc +++ b/sql/sql_table.cc @@ -435,7 +435,21 @@ uint tablename_to_filename(const char *from, char *to, uint to_length) DBUG_PRINT("enter", ("from '%s'", from)); if ((length= check_n_cut_mysql50_prefix(from, to, to_length))) + { + /* + Check if the name supplied is a valid mysql 5.0 name and + make the name a zero length string if it's not. + Note that just returning zero length is not enough : + a lot of places don't check the return value and expect + a zero terminated string. + */ + if (check_table_name(to, length, TRUE)) + { + to[0]= 0; + length= 0; + } DBUG_RETURN(length); + } length= strconvert(system_charset_info, from, &my_charset_filename, to, to_length, &errors); if (check_if_legal_tablename(to) && |