[ubuntu-in] Disable USB port for Mass Storage

[निशांत / Nishant]

Yep,

> This has got me interested as well. As Arun asked, do other usb devices work
> after this. Devices like usb keyboards, modems, printers, etc.?

Other devices shall work.

Mouse and keyboard use usbhid, USB cameras and printers shall use
uhci_hcd or ehci_hcd, modems shall use usb_serial.

Benefits of using modular kernel instead of monolithic :)

-Nishant