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>

1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/ide/ide-floppy.c b/drivers/ide/ide-floppy.c
index 3b22e066287e..94600331a271 100644
--- a/drivers/ide/ide-floppy.c
+++ b/drivers/ide/ide-floppy.c
@@ -264,7 +264,7 @@ static ide_startstop_t ide_floppy_do_request(ide_drive_t *drive,
                 pc = &floppy->queued_pc;
                 idefloppy_create_rw_cmd(drive, pc, rq, (unsigned long)block);
         } else if (blk_special_request(rq)) {
-                pc = (struct ide_atapi_pc *) rq->buffer;
+                pc = (struct ide_atapi_pc *)rq->special;
         } else if (blk_pc_request(rq)) {
                 pc = &floppy->queued_pc;
                 idefloppy_blockpc_cmd(floppy, pc, rq);