Allocate the table name buffer from the mem heap of a foreign key object rather than pointing to the name buffer in the table object; even though this apparently caused no bugs in RENAME, DROP, ALTER TABLE, or elsewhere, this convention was very prone to memory allocation bugs


innobase/dict/dict0dict.c:
  Allocate the table name buffer from the mem heap of a foreign key object rather than pointing to the name buffer in the table object; even though this apparently caused no bugs in RENAME, DROP, ALTER TABLE, or elsewhere, this convention was very prone to memory allocation bugs