[PATCH v4 15/52] aha1542: Use scsi_cmd_to_rq() instead of scsi_cmnd.request
From: Bart Van Assche <bvanassche@acm.org>
Date: 2021-08-05 19:19:14
Subsystem:
scsi subsystem, the rest · Maintainers:
"James E.J. Bottomley", "Martin K. Petersen", Linus Torvalds
Prepare for removal of the request pointer by using scsi_cmd_to_rq() instead. This patch does not change any functionality. Signed-off-by: Bart Van Assche <bvanassche@acm.org> --- drivers/scsi/aha1542.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/drivers/scsi/aha1542.c b/drivers/scsi/aha1542.c
index 1210e61afb18..584a59522038 100644
--- a/drivers/scsi/aha1542.c
+++ b/drivers/scsi/aha1542.c@@ -262,11 +262,12 @@ static void aha1542_free_cmd(struct scsi_cmnd *cmd) struct aha1542_cmd *acmd = scsi_cmd_priv(cmd); if (cmd->sc_data_direction == DMA_FROM_DEVICE) { + struct request *rq = scsi_cmd_to_rq(cmd); void *buf = acmd->data_buffer; struct req_iterator iter; struct bio_vec bv; - rq_for_each_segment(bv, cmd->request, iter) { + rq_for_each_segment(bv, rq, iter) { memcpy_to_page(bv.bv_page, bv.bv_offset, buf, bv.bv_len); buf += bv.bv_len;
@@ -447,11 +448,12 @@ static int aha1542_queuecommand(struct Scsi_Host *sh, struct scsi_cmnd *cmd) #endif if (cmd->sc_data_direction == DMA_TO_DEVICE) { + struct request *rq = scsi_cmd_to_rq(cmd); void *buf = acmd->data_buffer; struct req_iterator iter; struct bio_vec bv; - rq_for_each_segment(bv, cmd->request, iter) { + rq_for_each_segment(bv, rq, iter) { memcpy_from_page(buf, bv.bv_page, bv.bv_offset, bv.bv_len); buf += bv.bv_len;