[SRU MAVERICK] Bug# 722747 fix regression for hotkey FN+F8 touchpad disable key

[Manoj Iyer]

Please consider the following SRU to Maverick that fixes bug#722747

SRU JUSTIFICATION
=================

EFFECT
=======
Recent patches to thinkpad_acpi.c that was intended to add 
support for model-specific keymaps, and support KEY_CAMERA 
introduced a regression where it broke FN+F8 (touchpad disable key).

FIX
===
upstream commit to use the correct size for keymap entries 
fixed this regression.

TESTING
========
This upstream patch was tested by me on T410 and also on T510 
by Steve Magoun and reported to fix this regression.


The following changes since commit bcc4da6d18af6d0a66800dc4864ba9f0b63f8e9e:

  thinkpad-acpi: avoid keymap pitfall (2011-02-22 11:30:23 -0600)

are available in the git repository at:
  git://kernel.ubuntu.com/manjo/ubuntu-maverick.git lp722747