linux-kernel - Re: [PATCH v2 6/6] usb: host: tegra: Tegra30 support

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Message-ID: <52014E0F.10404@cogentembedded.com>
Date:	Tue, 06 Aug 2013 23:27:11 +0400
From:	Sergei Shtylyov <sergei.shtylyov@...entembedded.com>
To:	Tuomas Tynkkynen <ttynkkynen@...dia.com>
CC:	"balbi@...com" <balbi@...com>,
	"linux-tegra@...r.kernel.org" <linux-tegra@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"linux-usb@...r.kernel.org" <linux-usb@...r.kernel.org>,
	"swarren@...dotorg.org" <swarren@...dotorg.org>,
	"gregkh@...uxfoundation.org" <gregkh@...uxfoundation.org>,
	"stern@...land.harvard.edu" <stern@...land.harvard.edu>
Subject: Re: [PATCH v2 6/6] usb: host: tegra: Tegra30 support

Hello.

On 08/06/2013 11:16 PM, Tuomas Tynkkynen wrote:

> [...]

>>> +	match = of_match_device(tegra_ehci_of_match, &pdev->dev);
>>> +	if (!match) {
>>> +		dev_err(&pdev->dev, "Error: No device match found\n");
>>> +		return -ENODEV;
>>> +	}
>>> +	soc_config = (struct tegra_ehci_soc_config *)match->data;

>>      Aren't casts from 'const void *' automatic?

>> WBR, Sergei

> Indeed they are, but those explicit casts seem to be used in many places in the kernel.

    I suspect people just don't know C well enough. They are also being 
gradually removed.

WBR, Sergei

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