[SCSI] mpt2sas: Send default descriptor for RAID pass through in mpt2ctl

RAID_SCSI_IO_PASSTHROUGH: Driver needs to be sending the default
descriptor for RAID Passthru, currently its sending SCSI_IO descriptor.
Signed-off-by: Kashyap Desai <kashyap.desai@lsi.com>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>

drivers/scsi/mpt2sas/mpt2sas_ctl.c

@@ -744,8 +744,11 @@ _ctl_do_mpt_command(struct MPT2SAS_ADAPTER *ioc,
 		    mpt2sas_base_get_sense_buffer_dma(ioc, smid);
 		priv_sense = mpt2sas_base_get_sense_buffer(ioc, smid);
 		memset(priv_sense, 0, SCSI_SENSE_BUFFERSIZE);
-		mpt2sas_base_put_smid_scsi_io(ioc, smid,
-		    le16_to_cpu(mpi_request->FunctionDependent1));
+		if (mpi_request->Function == MPI2_FUNCTION_SCSI_IO_REQUEST)
+			mpt2sas_base_put_smid_scsi_io(ioc, smid,
+			    le16_to_cpu(mpi_request->FunctionDependent1));
+		else
+			mpt2sas_base_put_smid_default(ioc, smid);
 		break;
 	}
 	case MPI2_FUNCTION_SCSI_TASK_MGMT: