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From: Ivy Lopez <skunkolee@gmail.com>
To: linux@roeck-us.net
Cc: lee@kernel.org, linux-hwmon@vger.kernel.org,
	linux-kernel@vger.kernel.org, linux-pm@vger.kernel.org,
	mfd@lists.linux.dev, patches@opensource.cirrus.com,
	sre@kernel.org
Subject: Re: [PATCH] mfd: wm8350: propagate ADC read timeout instead of returning 0
Date: Wed,  5 Aug 2026 19:19:50 -0600	[thread overview]
Message-ID: <20260806011950.27428-1-skunkolee@gmail.com> (raw)
In-Reply-To: <04a58bd8-df9e-4c66-ae19-8473d6ab9c41@roeck-us.net>

On 8/5/26, Guenter Roeck wrote:
> I am not sure if this warrants fixing in a 17+ year old driver,
> unless it is observed to be a real problem. It appears to me that the
> error handling was likely not implemented on purpose.
>
> On top of that, as is seen a lot lately, this fixes a rare issue
> that is likely never going to be seen in the real world while not
> addressing the many real problems in the driver (as reported by Sashiko).

That's fair, sure. The automated review also caught a real regression
in this patch itself: reusing `ret` for the voltage value in the
power_supply get_property callbacks means a successful read returns
a nonzero value instead of 0, which breaks the normal
if (power_supply_get_property(...)) error-checking convention for
callers which is on my end.. I'll drop this patch rather than resubmit a v2 for an issue
you've said isn't worth fixing here.

Thanks,
ivy

      reply	other threads:[~2026-08-06  1:20 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-08-05  1:42 [PATCH] mfd: wm8350: propagate ADC read timeout instead of returning 0 Ivy Lopez
2026-08-05  3:00 ` Guenter Roeck
2026-08-06  1:19   ` Ivy Lopez [this message]

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