cdrom: cleanup hardcoded error-code
authorAkinobu Mita <akinobu.mita@gmail.com>
Wed, 26 Mar 2008 11:09:00 +0000 (12:09 +0100)
committerJens Axboe <jens.axboe@oracle.com>
Mon, 21 Apr 2008 07:50:07 +0000 (09:50 +0200)
commit3c3f4e012ab3471e8bd19220ed897ae9700e5fdd
tree4c0660ebae592cd0d3ee5e90edc72b086ab6267e
parent17672cf0a7cec57dea4c2a6705bd73114d5e9265
cdrom: cleanup hardcoded error-code

This patch eliminates hardcoded return value of register_cdrom().

It also changes the return value to -EINVAL.
It is more appropriate than -2 (-ENOENT) because it is only
happen invalid usage of register_cdrom() by broken cdrom driver.

Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com>
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
drivers/cdrom/cdrom.c