Re: [patch] power: battery: pointer math issue in gab_probe()

From: Dan Carpenter
Date: Sun Sep 30 2012 - 03:07:09 EST


On Sun, Sep 30, 2012 at 09:38:45AM +0530, anish kumar wrote:
> On Sat, 2012-09-29 at 10:13 +0300, Dan Carpenter wrote:
> > psy->properties is an enum (32 bit type) so adding sizeof() puts us
> > four times further along than we intended. It should be cast to a char
> > pointer before doing the math.
> You really read this driver to find out this one.
> Good one.

Nah. It's a static checker thing with Smatch
(http://smatch.sf.net). When you add pointer + sizeof(), the
pointer should always be char.

regards,
dan carpenter

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