sd: don't use scsi_setup_blk_pc_cmnd for flush requests

	return ret;

}

static int scsi_setup_flush_cmnd(struct scsi_device *sdp, struct request *rq)

static int sd_setup_flush_cmnd(struct scsi_cmnd *cmd)

{

	rq->timeout *= SD_FLUSH_TIMEOUT_MULTIPLIER;

	rq->retries = SD_MAX_RETRIES;

	rq->cmd[0] = SYNCHRONIZE_CACHE;

	rq->cmd_len = 10;

	struct request *rq = cmd->request;

	/* flush requests don't perform I/O, zero the S/G table */

	memset(&cmd->sdb, 0, sizeof(cmd->sdb));

	return scsi_setup_blk_pc_cmnd(sdp, rq);

	cmd->cmnd[0] = SYNCHRONIZE_CACHE;

	cmd->cmd_len = 10;

	cmd->transfersize = 0;

	cmd->allowed = SD_MAX_RETRIES;

	rq->timeout *= SD_FLUSH_TIMEOUT_MULTIPLIER;

	return BLKPREP_OK;

}

static void sd_uninit_command(struct scsi_cmnd *SCpnt)

		ret = sd_setup_write_same_cmnd(sdp, rq);

		goto out;

	} else if (rq->cmd_flags & REQ_FLUSH) {

		ret = scsi_setup_flush_cmnd(sdp, rq);

		ret = sd_setup_flush_cmnd(SCpnt);

		goto out;

	}

	ret = scsi_init_io(SCpnt, GFP_ATOMIC);