linux-kernel - Re: [PATCH 0/5] clocksource: Convert to platform remove callback returning void

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Message-ID: <0a42d419-7ec2-6d09-9b19-15aa25888625@linaro.org>
Date:   Thu, 6 Apr 2023 15:54:11 +0200
From:   Daniel Lezcano <daniel.lezcano@...aro.org>
To:     Uwe Kleine-König <u.kleine-koenig@...gutronix.de>,
        Thomas Gleixner <tglx@...utronix.de>,
        Maxime Coquelin <mcoquelin.stm32@...il.com>,
        Alexandre Torgue <alexandre.torgue@...s.st.com>,
        Thierry Reding <thierry.reding@...il.com>,
        Jonathan Hunter <jonathanh@...dia.com>
Cc:     linux-kernel@...r.kernel.org,
        linux-stm32@...md-mailman.stormreply.com,
        linux-arm-kernel@...ts.infradead.org, linux-tegra@...r.kernel.org,
        kernel@...gutronix.de
Subject: Re: [PATCH 0/5] clocksource: Convert to platform remove callback
 returning void

On 13/03/2023 08:54, Uwe Kleine-König wrote:
> Hello,
> 
> this patch series adapts the platform drivers below drivers/clk
> to use the .remove_new() callback. Compared to the traditional .remove()
> callback .remove_new() returns no value. This is a good thing because
> the driver core doesn't (and cannot) cope for errors during remove. The
> only effect of a non-zero return value in .remove() is that the driver
> core emits a warning. The device is removed anyhow and an early return
> from .remove() usually yields a resource leak.
> 
> Most clocksource drivers are not supposed to be removed. Two drivers are
> adapted here to actually prevent removal. One driver is fixed not to
> return an error code in .remove() and then the two remaining drivers
> with a remove callback are trivially converted to .remove_new().
> 

Applied and fixed up patch #2


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