libata: make atapi_request_sense() use sg

atapi_request_sense() is now the only left user of ata_sg_init_one().
Convert it to use sg interface.

Signed-off-by: Tejun Heo <htejun@gmail.com>
Cc: Rusty Russel <rusty@rustcorp.com.au>
Signed-off-by: Jeff Garzik <jeff@garzik.org>

diff --git a/drivers/ata/libata-scsi.c b/drivers/ata/libata-scsi.c
index f802dbce41aea02f186ad3828518bc173cc8e156..021cdc4cc2605299b958db90d932edece64aa148 100644 (file)
--- a/drivers/ata/libata-scsi.c
+++ b/drivers/ata/libata-scsi.c
@@ -2341,7 +2341,9 @@ static void atapi_request_sense(struct ata_queued_cmd *qc)
 
        ata_qc_reinit(qc);
 
-       ata_sg_init_one(qc, cmd->sense_buffer, sizeof(cmd->sense_buffer));
+       /* setup sg table and init transfer direction */
+       sg_init_one(&qc->sgent, cmd->sense_buffer, sizeof(cmd->sense_buffer));
+       ata_sg_init(qc, &qc->sgent, 1);
        qc->dma_dir = DMA_FROM_DEVICE;
 
        memset(&qc->cdb, 0, qc->dev->cdb_len);