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From: Krzysztof Kozlowski <krzk@kernel.org>
To: "André Draszik" <andre.draszik@linaro.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 08:28:11 +0100	[thread overview]
Message-ID: <1e8ee0ae-a74d-418a-80b1-4d2379614548@kernel.org> (raw)
In-Reply-To: <4f1b1d857c0ee17436cd61e97219f508bd89f917.camel@linaro.org>

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.

I also wonder why you left the second - ext_control_s2mpg11 - untouched.

Best regards,
Krzysztof

  reply	other threads:[~2026-02-10  7:28 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 [this message]
2026-02-10  9:37         ` André Draszik
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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