tree 1fd0d589a3588cf8fb204b47d811272e9793d454
parent e58eb583969ff662c8c337e9b3b50ab5ef37e27e
author Tejun Heo <htejun@gmail.com> 1151148619 +0900
committer Jeff Garzik <jeff@garzik.org> 1151369967 -0400

[PATCH] libata: update ata_do_simple_cmd()

* the function has always returned AC_ERR_* masks not -errno but its
  return type was int.  Make return type unsigned int.

* don't print error message automatically.  it's the caller's
  responsibility.

* add header comment

Signed-off-by: Tejun Heo <htejun@gmail.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>