linux-kernel - Re: [PATCH v2 5/9] ARM: at91: add soc detection infrastructure

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Message-ID: <20150305155234.GU3989@piout.net>
Date:	Thu, 5 Mar 2015 16:52:34 +0100
From:	Alexandre Belloni <alexandre.belloni@...e-electrons.com>
To:	Alexander Stein <alexander.stein@...tec-electronic.com>
Cc:	Nicolas Ferre <nicolas.ferre@...el.com>,
	Jean-Christophe Plagniol-Villard <plagnioj@...osoft.com>,
	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
	Boris Brezillon <boris.brezillon@...e-electrons.com>
Subject: Re: [PATCH v2 5/9] ARM: at91: add soc detection infrastructure

On 05/03/2015 at 16:29:26 +0100, Alexander Stein wrote :
> > +	if (!regs) {
> > +		pr_warn("Could not map DBGU iomem range");
> > +		iounmap(regs);
> 
> I guess if regs == NULL there is no need to iounmap them, no?
> 

Indeed :)

-- 
Alexandre Belloni, Free Electrons
Embedded Linux, Kernel and Android engineering
http://free-electrons.com
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