linux-kernel - RE: [char-misc-next 1/8] mei: debugfs: validate dev is not null

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Date:	Wed, 30 Oct 2013 21:14:44 +0000
From:	"Winkler, Tomas" <tomas.winkler@...el.com>
To:	Greg KH <gregkh@...uxfoundation.org>
CC:	"arnd@...db.de" <arnd@...db.de>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: RE: [char-misc-next 1/8] mei: debugfs: validate dev is not null



> On Wed, Oct 30, 2013 at 07:16:07AM +0000, Winkler, Tomas wrote:
> > >
> > > On Mon, Oct 21, 2013 at 10:05:36PM +0300, Tomas Winkler wrote:
> > > > make static analyzer happy
> > >
> > > That's a stupid analyzer.
> > >
> > > Sorry, this case can never be true, so don't check for it.  Fix your
> > > analyzer.
> > >
> > > > and validate dev argument before dereferencing
> > >
> > > Again, no need to do so, it's always set properly.
> > >
> > > sorry, I can't take this.
> >
> > Fair enough, I didn't like that patch myself now I have other confirmation that
> this is stupid.
> 
> This is about the 10th time I have gotten patches that are somehow being
> _forced_ by Intel developers to submit, and require me to say they are
> stupid and wrong and push back on.
> 
> Someone needs to go stop that Intel code analyzer and push back on them
> directly, don't rely on me being the one to do this, it only makes me
> grumpy and mad when you all make me do your job on this :(
>
These tools and BKMs have a lot of false alarms, but sometimes they hit the nail.
It was just my personal bad call, to send this patch out.
But I really don't know about others, Intel is a big company. 

Thanks
Tomas


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