linux-kernel - Re: [PATCH v2 2/7] clocksource: Add Tegra186 timers support

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Date:   Fri, 3 Apr 2020 19:33:24 +0300
From:   Dmitry Osipenko <digetx@...il.com>
To:     Thierry Reding <thierry.reding@...il.com>,
        Daniel Lezcano <daniel.lezcano@...aro.org>,
        Thomas Gleixner <tglx@...utronix.de>
Cc:     Rob Herring <robh+dt@...nel.org>,
        Jon Hunter <jonathanh@...dia.com>, devicetree@...r.kernel.org,
        linux-tegra@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 2/7] clocksource: Add Tegra186 timers support

01.04.2020 01:19, Thierry Reding пишет:
...
> +static int tegra186_timer_probe(struct platform_device *pdev)
> +{
> +	struct device *dev = &pdev->dev;
> +	struct tegra186_timer *tegra;
> +	int err;
> +
> +	tegra = devm_kzalloc(dev, sizeof(*tegra), GFP_KERNEL);
> +	if (!tegra)
> +		return -ENOMEM;
> +
> +	tegra->soc = of_device_get_match_data(dev);
> +	dev_set_drvdata(dev, tegra);
> +	tegra->dev = dev;
> +
> +	tegra->regs = devm_platform_ioremap_resource(pdev, 0);
> +	if (IS_ERR(tegra->regs))
> +		return PTR_ERR(tegra->regs);
> +
> +	err = platform_get_irq(pdev, 0);
> +	if (err < 0) {
> +		dev_err(dev, "failed to get interrupt #0: %d\n", err);
> +		return err;
> +	}
> +
> +	tegra->irq = err;
> +
> +	err = devm_request_irq(dev, tegra->irq, tegra186_timer_irq,
> +			       IRQF_ONESHOT | IRQF_TRIGGER_HIGH,
> +			       "tegra186-timer", tegra);

Looks like there is no need to store tegra->irq in the struct
tegra186_timer.