5982 	IOCTL_Command_struct iocommand;  in pqi_passthru_ioctl()  local
5993 	if (copy_from_user(&iocommand, arg, sizeof(iocommand)))  in pqi_passthru_ioctl()
5995 	if (iocommand.buf_size < 1 &&  in pqi_passthru_ioctl()
5996 		iocommand.Request.Type.Direction != XFER_NONE)  in pqi_passthru_ioctl()
5998 	if (iocommand.Request.CDBLen > sizeof(request.cdb))  in pqi_passthru_ioctl()
6000 	if (iocommand.Request.Type.Type != TYPE_CMD)  in pqi_passthru_ioctl()
6003 	switch (iocommand.Request.Type.Direction) {  in pqi_passthru_ioctl()
6013 	if (iocommand.buf_size > 0) {  in pqi_passthru_ioctl()
6014 		kernel_buffer = kmalloc(iocommand.buf_size, GFP_KERNEL);  in pqi_passthru_ioctl()
6017 		if (iocommand.Request.Type.Direction & XFER_WRITE) {  in pqi_passthru_ioctl()
6018 			if (copy_from_user(kernel_buffer, iocommand.buf,  in pqi_passthru_ioctl()
6019 				iocommand.buf_size)) {  in pqi_passthru_ioctl()
6024 			memset(kernel_buffer, 0, iocommand.buf_size);  in pqi_passthru_ioctl()
6033 	memcpy(request.lun_number, iocommand.LUN_info.LunAddrBytes,  in pqi_passthru_ioctl()
6035 	memcpy(request.cdb, iocommand.Request.CDB, iocommand.Request.CDBLen);  in pqi_passthru_ioctl()
6038 	switch (iocommand.Request.Type.Direction) {  in pqi_passthru_ioctl()
6055 	if (iocommand.buf_size > 0) {  in pqi_passthru_ioctl()
6056 		put_unaligned_le32(iocommand.buf_size, &request.buffer_length);  in pqi_passthru_ioctl()
6060 			iocommand.buf_size, DMA_BIDIRECTIONAL);  in pqi_passthru_ioctl()
6072 	if (iocommand.buf_size > 0)  in pqi_passthru_ioctl()
6076 	memset(&iocommand.error_info, 0, sizeof(iocommand.error_info));  in pqi_passthru_ioctl()
6080 		iocommand.error_info.ScsiStatus = ciss_error_info.scsi_status;  in pqi_passthru_ioctl()
6081 		iocommand.error_info.CommandStatus =  in pqi_passthru_ioctl()
6086 				sizeof(iocommand.error_info.SenseInfo))  in pqi_passthru_ioctl()
6088 					sizeof(iocommand.error_info.SenseInfo);  in pqi_passthru_ioctl()
6089 			memcpy(iocommand.error_info.SenseInfo,  in pqi_passthru_ioctl()
6091 			iocommand.error_info.SenseLen = sense_data_length;  in pqi_passthru_ioctl()
6095 	if (copy_to_user(arg, &iocommand, sizeof(iocommand))) {  in pqi_passthru_ioctl()
6100 	if (rc == 0 && iocommand.buf_size > 0 &&  in pqi_passthru_ioctl()
6101 		(iocommand.Request.Type.Direction & XFER_READ)) {  in pqi_passthru_ioctl()
6102 		if (copy_to_user(iocommand.buf, kernel_buffer,  in pqi_passthru_ioctl()
6103 			iocommand.buf_size)) {  in pqi_passthru_ioctl()