From: "André Draszik" <andre.draszik@linaro.org>
To: Krzysztof Kozlowski <krzk@kernel.org>,
Liam Girdwood <lgirdwood@gmail.com>,
Mark Brown <broonie@kernel.org>
Cc: linux-kernel@vger.kernel.org, linux-samsung-soc@vger.kernel.org,
Dan Carpenter <dan.carpenter@linaro.org>
Subject: Re: [PATCH 1/2] regulator: s2mps11: drop redundant sanity checks in s2mpg10_of_parse_cb()
Date: Tue, 10 Feb 2026 09:37:59 +0000 [thread overview]
Message-ID: <0ee40d36397bfd4c04aea6ead07e42848203e9d6.camel@linaro.org> (raw)
In-Reply-To: <1e8ee0ae-a74d-418a-80b1-4d2379614548@kernel.org>
Hi Krzysztof,
On Tue, 2026-02-10 at 08:28 +0100, Krzysztof Kozlowski wrote:
> On 10/02/2026 06:59, André Draszik wrote:
> > Hi Krzysztof,
> >
> > On Mon, 2026-02-09 at 17:09 +0100, Krzysztof Kozlowski wrote:
> > > On 09/02/2026 16:07, André Draszik wrote:
> > > > The sanity checks being removed in this commit are useless as earlier
> > > > code checks for out-of-bounds conditions already. They also are
> > > > incorrect (as they're off-by-one).
> > > >
> > > > Simply remove this incorrect code.
> > > >
> > > > No functional change.
> > >
> > > If they are incorrect then how it could be "no functional change"? To me
> > > original code looks buggy and this is a fix. Fix must have functional
> > > change...
> >
> > Earlier code already checks for all conditions, including all error cases.
> > So the code being removed here has no effect, as any potential error it
> > could catch will already have been caught by earlier code. Removing it
> > therefore doesn't change behaviour or functionality.
> >
> > I can reword to 'incomplete test' instead of 'incorrect code' if you think
> > that's more clear?
>
> Perhaps you should mention which "one" in off-by-one that it has no impact.
OK.
> I also wonder why you left the second - ext_control_s2mpg11 - untouched.
Could you point me to it please? I'm not sure I see what you mean.
Cheers,
Andre'
next prev parent reply other threads:[~2026-02-10 9:37 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-02-09 15:07 [PATCH 0/2] regulator: s2mps11: two small bug fixes (s2mpg1x) André Draszik
2026-02-09 15:07 ` [PATCH 1/2] regulator: s2mps11: drop redundant sanity checks in s2mpg10_of_parse_cb() André Draszik
2026-02-09 16:09 ` Krzysztof Kozlowski
2026-02-10 5:59 ` André Draszik
2026-02-10 7:28 ` Krzysztof Kozlowski
2026-02-10 9:37 ` André Draszik [this message]
2026-02-10 10:51 ` Krzysztof Kozlowski
2026-02-10 11:35 ` André Draszik
2026-02-10 11:39 ` Krzysztof Kozlowski
2026-02-09 15:07 ` [PATCH 2/2] regulator: s2mps11: fix pctrlsel macro usage " André Draszik
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