linux-kernel - Re: [linux-safety] [PATCH] usb: host: ehci-sched: add comment about find

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Message-ID: <20201013052317.GB330398@kroah.com>
Date:   Tue, 13 Oct 2020 07:23:17 +0200
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     Lukas Bulwahn <lukas.bulwahn@...il.com>
Cc:     Alan Stern <stern@...land.harvard.edu>,
        Sudip Mukherjee <sudipm.mukherjee@...il.com>,
        linux-kernel@...r.kernel.org, linux-safety@...ts.elisa.tech,
        linux-usb@...r.kernel.org
Subject: Re: [linux-safety] [PATCH] usb: host: ehci-sched: add comment about
 find_tt() not returning error

On Mon, Oct 12, 2020 at 08:25:30PM +0200, Lukas Bulwahn wrote:
> 
> 
> On Mon, 12 Oct 2020, Greg Kroah-Hartman wrote:
> 
> > On Mon, Oct 12, 2020 at 05:10:21PM +0200, Lukas Bulwahn wrote:
> > > And for the static analysis finding, we need to find a way to ignore this 
> > > finding without simply ignoring all findings or new findings that just 
> > > look very similar to the original finding, but which are valid.
> > 
> > Then I suggest you fix the tool that "flagged" this, surely this is not
> > the only thing it detected with a test like this, right?
> > 
> > What tool reported this?
> >
> 
> Sudip and I are following on clang analyzer findings.
> 
> On linux-next, there is new build target 'make clang-analyzer' that 
> outputs a bunch of warnings, just as you would expect from such static 
> analysis tools.

Why not fix the things that it finds that are actually issues?  If there
are no actual issues found, then perhaps you should use a better tool?  :)

thanks,

greg k-h