ide-atapi: use local sense buffer

Access the sense buffer through the bio in ->pc_callback method thus
alleviating the need for the pc->buf pointer.

There should be no functional change resulting from this patch.

Signed-off-by: Borislav Petkov <petkovbb@gmail.com>

1 files changed, 3 insertions, 1 deletions

diff --git a/drivers/ide/ide-atapi.c b/drivers/ide/ide-atapi.c
index b12be1f17f14..66ea1e7774fd 100644
--- a/drivers/ide/ide-atapi.c
+++ b/drivers/ide/ide-atapi.c
@@ -253,7 +253,9 @@ void ide_retry_pc(ide_drive_t *drive)
         /* init pc from sense_rq */
         ide_init_pc(pc);
         memcpy(pc->c, sense_rq->cmd, 12);
-        pc->buf = bio_data(sense_rq->bio);      /* pointer to mapped address */
+
+        /* pointer to mapped address */
+        pc->buf = bio_data(sense_rq->bio);
         pc->req_xfer = blk_rq_bytes(sense_rq);
 
         if (drive->media == ide_tape)