item_func.cc	MATCH ... AGAINST (NULL) bug fixed
fulltext.test	MATCH ... AGAINST (NULL) bug fixed
fulltext.result	MATCH ... AGAINST (NULL) bug fixed


mysql-test/r/fulltext.result:
  MATCH ... AGAINST (NULL) bug fixed
mysql-test/t/fulltext.test:
  MATCH ... AGAINST (NULL) bug fixed
sql/item_func.cc:
  MATCH ... AGAINST (NULL) bug fixed
sql/sql_select.cc:
  MATCH ... AGAINST (NULL) bug fixed