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scsi: core: Use rq_dma_dir in scsi_setup_cmnd()

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Link: https://lore.kernel.org/r/20201005084130.143273-6-hch@lst.de
Reviewed-by: Hannes Reinecke <hare@suse.de>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
Christoph Hellwig 2020-10-05 10:41:25 +02:00 committed by Martin K. Petersen
parent 2ceda20f0a
commit 40b93836a1
1 changed files with 1 additions and 6 deletions
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7
drivers/scsi/scsi_lib.c
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@ -1215,12 +1215,7 @@ static blk_status_t scsi_setup_cmnd(struct scsi_device *sdev,
struct scsi_cmnd *cmd = blk_mq_rq_to_pdu(req);
blk_status_t ret;
if (!blk_rq_bytes(req))
cmd->sc_data_direction = DMA_NONE;
else if (rq_data_dir(req) == WRITE)
cmd->sc_data_direction = DMA_TO_DEVICE;
else
cmd->sc_data_direction = DMA_FROM_DEVICE;
cmd->sc_data_direction = rq_dma_dir(req);
if (blk_rq_is_scsi(req))
ret = scsi_setup_scsi_cmnd(sdev, req);