linux-kernel - Re: [PATCH v6 3/7] power: act8945a_charger: Add status change update support

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Message-ID: <20160819155032.3efkx7cizhh5viv4@earth>
Date:   Fri, 19 Aug 2016 17:50:32 +0200
From:   Sebastian Reichel <sre@...nel.org>
To:     Wenyou Yang <wenyou.yang@...el.com>
Cc:     Dmitry Eremin-Solenikov <dbaryshkov@...il.com>,
        David Woodhouse <dwmw2@...radead.org>,
        Rob Herring <robh+dt@...nel.org>,
        Pawel Moll <pawel.moll@....com>,
        Mark Brown <broonie@...nel.org>,
        Ian Campbell <ijc+devicetree@...lion.org.uk>,
        Kumar Gala <galak@...eaurora.org>,
        linux-kernel@...r.kernel.org, devicetree@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        Nicolas Ferre <nicolas.ferre@...el.com>,
        linux-pm@...r.kernel.org
Subject: Re: [PATCH v6 3/7] power: act8945a_charger: Add status change update
 support

Hi,

On Fri, Aug 19, 2016 at 09:13:31AM +0800, Wenyou Yang wrote:
>  - Fix the 'dev' argument of devm_request_irq() to pdev->dev.parent.

This is not a fix.

> +	ret = devm_request_irq(pdev->dev.parent, irq, act8945a_status_changed,
> +			       IRQF_TRIGGER_FALLING, "act8945a_interrupt",
> +			       charger);
> +	if (ret) {
> +		dev_err(&pdev->dev, "failed to request nIRQ pin IRQ\n");
> +		return ret;
> +	}

This will result in the irq not being free'd during device remove,
but when the parent device is removed.

-- Sebastian

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