linux-kernel - Re: [PATCH 12/33] Input: Convert to devm_ioremap

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Message-ID: <20130121104946.GA27252@avionic-0098.adnet.avionic-design.de>
Date:	Mon, 21 Jan 2013 11:49:46 +0100
From:	Thierry Reding <thierry.reding@...onic-design.de>
To:	Viresh Kumar <viresh.kumar@...aro.org>
Cc:	linux-kernel@...r.kernel.org,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Dmitry Torokhov <dmitry.torokhov@...il.com>,
	Arnd Bergmann <arnd@...db.de>,
	Wolfram Sang <w.sang@...gutronix.de>,
	linux-input@...r.kernel.org
Subject: Re: [PATCH 12/33] Input: Convert to devm_ioremap_resource()

On Mon, Jan 21, 2013 at 04:15:35PM +0530, Viresh Kumar wrote:
> On Mon, Jan 21, 2013 at 3:39 PM, Thierry Reding
> <thierry.reding@...onic-design.de> wrote:
> > diff --git a/drivers/input/keyboard/spear-keyboard.c b/drivers/input/keyboard/spear-keyboard.c
> > @@ -228,11 +228,9 @@ static int spear_kbd_probe(struct platform_device *pdev)
> >                 kbd->suspended_rate = pdata->suspended_rate;
> >         }
> >
> > -       kbd->io_base = devm_request_and_ioremap(&pdev->dev, res);
> > -       if (!kbd->io_base) {
> > -               dev_err(&pdev->dev, "request-ioremap failed for kbd_region\n");
> 
> I would like to keep this error message as is.

Can you specify why? devm_request_and_ioremap() and the new
devm_ioremap_resource() both already output an error message if they
can't request or ioremap the memory region, so all this does is output a
duplicate error message.

Thierry

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