diff --git a/drivers/scsi/device_handler/scsi_dh_emc.c b/drivers/scsi/device_handler/scsi_dh_emc.c
index 61966750bd60a8dd124e3ba36d40a31b27df531e..63032ec3db92a684863555cd4275e7d94e2de47b 100644
--- a/drivers/scsi/device_handler/scsi_dh_emc.c
+++ b/drivers/scsi/device_handler/scsi_dh_emc.c
@@ -272,7 +272,7 @@ static struct request *get_req(struct scsi_device *sdev, int cmd,
 	int len = 0;
 
 	rq = blk_get_request(sdev->request_queue,
-			(cmd == MODE_SELECT) ? WRITE : READ, GFP_NOIO);
+			(cmd != INQUIRY) ? WRITE : READ, GFP_NOIO);
 	if (!rq) {
 		sdev_printk(KERN_INFO, sdev, "get_req: blk_get_request failed");
 		return NULL;
@@ -286,14 +286,17 @@ static struct request *get_req(struct scsi_device *sdev, int cmd,
 		len = sizeof(short_trespass);
 		rq->cmd_flags |= REQ_RW;
 		rq->cmd[1] = 0x10;
+		rq->cmd[4] = len;
 		break;
 	case MODE_SELECT_10:
 		len = sizeof(long_trespass);
 		rq->cmd_flags |= REQ_RW;
 		rq->cmd[1] = 0x10;
+		rq->cmd[8] = len;
 		break;
 	case INQUIRY:
 		len = CLARIION_BUFFER_SIZE;
+		rq->cmd[4] = len;
 		memset(buffer, 0, len);
 		break;
 	default:
@@ -301,7 +304,6 @@ static struct request *get_req(struct scsi_device *sdev, int cmd,
 		break;
 	}
 
-	rq->cmd[4] = len;
 	rq->cmd_type = REQ_TYPE_BLOCK_PC;
 	rq->cmd_flags |= REQ_FAILFAST_DEV | REQ_FAILFAST_TRANSPORT |
 			 REQ_FAILFAST_DRIVER;