Comment 48 for bug 1218004

So it looks like this is the commit that introduced the regression:

commit a4a23f6d68ad2c86ee8df6a6f89c9d315c0a761c
Author: Thomas Meyer <email address hidden>
Date: Sat Jun 1 11:40:31 2013 +0200

    HID: hyperv: convert alloc+memcpy to memdup

I'll build a test kernel with this commit reverted and post it shortly.