A patch referencing this bug report has been merged in Linux v3.7-rc1:
commit 5e056ef4ddeb6129f6bb170f2c26b8f370bbcda7 Author: Jason Gerecke <email address hidden> Date: Mon Sep 24 09:21:31 2012 -0700
Input: wacom - mark Intuos5 pad as in-prox when touching buttons
A patch referencing this bug report has been merged in Linux v3.7-rc1:
commit 5e056ef4ddeb612 9f6bb170f2c26b8 f370bbcda7
Author: Jason Gerecke <email address hidden>
Date: Mon Sep 24 09:21:31 2012 -0700
Input: wacom - mark Intuos5 pad as in-prox when touching buttons