tree f462e0fa6d32b79e0145cbde5850711c2c5851cc
parent eace4cb04c0edc9388e987bf9bbdef461f6daca4
author Tejun Heo <tj@kernel.org> 1240092042 +0900
committer Tejun Heo <tj@kernel.org> 1240092042 +0900

ide-atapi: don't abuse rq->buffer

Impact: rq->buffer usage cleanup

ide-atapi uses rq->buffer as private opaque value for internal special
requests.  rq->special isn't used for these cases (the only case where
rq->special is used is for ide-tape rw requests).  Use rq->special
instead.

Signed-off-by: Tejun Heo <tj@kernel.org>
Cc: Jens Axboe <axboe@kernel.dk>