Re: [PATCH 1/1] integer overflow issue in 'appletouch' driver
From: Serge Belyshev
Date: Sat Aug 07 2010 - 10:25:27 EST
Since 2.6.34 the touchpad on my feb 2005 powerbook (mod. A1106) has
stopped working. I've identified the following guilty patch:
> ... Testing on one of such PowerBooks I have
> noticed that touchpad always generates positive values, but some of
> them are greater that 127, and thus, when cast to 'signed char' being
> interpreted as a negative.
My device is 05ac:020e "fountain", actually generates *signed* values,
thus the patch completely breaks it.
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