In preparation for consolidating all I/O request state, get rid of the
cdb_len field from struct hv_storvsc_request and instead use the
equivalent  state in struct vmscsi_request - cdb_length field.

Signed-off-by: K. Y. Srinivasan <[email protected]>
Signed-off-by: Haiyang Zhang <[email protected]>
Signed-off-by: Abhishek Kane <[email protected]>
Signed-off-by: Hank Janssen <[email protected]>
---
 drivers/staging/hv/blkvsc_drv.c  |    2 +-
 drivers/staging/hv/storvsc.c     |    9 ++++-----
 drivers/staging/hv/storvsc_api.h |    1 -
 drivers/staging/hv/storvsc_drv.c |    2 +-
 4 files changed, 6 insertions(+), 8 deletions(-)

diff --git a/drivers/staging/hv/blkvsc_drv.c b/drivers/staging/hv/blkvsc_drv.c
index f440734..3db622d 100644
--- a/drivers/staging/hv/blkvsc_drv.c
+++ b/drivers/staging/hv/blkvsc_drv.c
@@ -946,7 +946,7 @@ static int blkvsc_submit_request(struct blkvsc_request 
*blkvsc_req,
        vm_srb->target_id = blkdev->target;
        vm_srb->lun = 0;         /* this is not really used at all */
 
-       storvsc_req->cdb_len = blkvsc_req->cmd_len;
+       vm_srb->cdb_length = blkvsc_req->cmd_len;
        storvsc_req->cdb = blkvsc_req->cmnd;
 
        storvsc_req->sense_buffer = blkvsc_req->sense_buffer;
diff --git a/drivers/staging/hv/storvsc.c b/drivers/staging/hv/storvsc.c
index c7d0620..dcfc5c5 100644
--- a/drivers/staging/hv/storvsc.c
+++ b/drivers/staging/hv/storvsc.c
@@ -531,9 +531,8 @@ int stor_vsc_on_io_request(struct hv_device *device,
                   "Extension %p", device, stor_device, request,
                   request_extension);
 
-       DPRINT_DBG(STORVSC, "req %p len %d cdblen %d",
-                  request, request->data_buffer.len,
-                  request->cdb_len);
+       DPRINT_DBG(STORVSC, "req %p len %d",
+                  request, request->data_buffer.len);
 
        if (!stor_device) {
                DPRINT_ERR(STORVSC, "unable to get stor device..."
@@ -554,8 +553,8 @@ int stor_vsc_on_io_request(struct hv_device *device,
        vstor_packet->vm_srb.sense_info_length = SENSE_BUFFER_SIZE;
 
        /* Copy over the scsi command descriptor block */
-       vstor_packet->vm_srb.cdb_length = request->cdb_len;
-       memcpy(&vstor_packet->vm_srb.cdb, request->cdb, request->cdb_len);
+       memcpy(&vstor_packet->vm_srb.cdb, request->cdb,
+                vstor_packet->vm_srb.cdb_length);
 
        vstor_packet->vm_srb.data_transfer_length = request->data_buffer.len;
 
diff --git a/drivers/staging/hv/storvsc_api.h b/drivers/staging/hv/storvsc_api.h
index 940cf98..fd3af2b 100644
--- a/drivers/staging/hv/storvsc_api.h
+++ b/drivers/staging/hv/storvsc_api.h
@@ -67,7 +67,6 @@ struct storvsc_request_extension {
 
 struct hv_storvsc_request {
        u8 *cdb;
-       u32 cdb_len;
        u32 status;
        u32 bytes_xfer;
 
diff --git a/drivers/staging/hv/storvsc_drv.c b/drivers/staging/hv/storvsc_drv.c
index 1340b13..5571fd7 100644
--- a/drivers/staging/hv/storvsc_drv.c
+++ b/drivers/staging/hv/storvsc_drv.c
@@ -780,7 +780,7 @@ static int storvsc_queuecommand_lck(struct scsi_cmnd *scmnd,
        vm_srb->lun = scmnd->device->lun;
 
        /* ASSERT(scmnd->cmd_len <= 16); */
-       request->cdb_len = scmnd->cmd_len;
+       vm_srb->cdb_length = scmnd->cmd_len;
        request->cdb = scmnd->cmnd;
 
        request->sense_buffer = scmnd->sense_buffer;
-- 
1.7.4.1

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