linux-kernel - RE: [v13, 5/8] soc: fsl: add GUTS driver for QorIQ platforms

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Message-ID: <DB6PR0401MB2536E2CE7B604554F52AF3AFF8AD0@DB6PR0401MB2536.eurprd04.prod.outlook.com>
Date:   Fri, 28 Oct 2016 06:00:03 +0000
From:   "Y.B. Lu" <yangbo.lu@....com>
To:     Scott Wood <oss@...error.net>,
        "linux-mmc@...r.kernel.org" <linux-mmc@...r.kernel.org>,
        "ulf.hansson@...aro.org" <ulf.hansson@...aro.org>,
        Arnd Bergmann <arnd@...db.de>
CC:     "linuxppc-dev@...ts.ozlabs.org" <linuxppc-dev@...ts.ozlabs.org>,
        "devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
        "linux-arm-kernel@...ts.infradead.org" 
        <linux-arm-kernel@...ts.infradead.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "linux-clk@...r.kernel.org" <linux-clk@...r.kernel.org>,
        "linux-i2c@...r.kernel.org" <linux-i2c@...r.kernel.org>,
        "iommu@...ts.linux-foundation.org" <iommu@...ts.linux-foundation.org>,
        "netdev@...r.kernel.org" <netdev@...r.kernel.org>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Mark Rutland <mark.rutland@....com>,
        Rob Herring <robh+dt@...nel.org>,
        Russell King <linux@....linux.org.uk>,
        Jochen Friedrich <jochen@...am.de>,
        Joerg Roedel <joro@...tes.org>,
        Claudiu Manoil <claudiu.manoil@...escale.com>,
        Bhupesh Sharma <bhupesh.sharma@...escale.com>,
        Qiang Zhao <qiang.zhao@....com>,
        Kumar Gala <galak@...eaurora.org>,
        Santosh Shilimkar <ssantosh@...nel.org>,
        Leo Li <leoyang.li@....com>, "X.B. Xie" <xiaobo.xie@....com>,
        "M.H. Lian" <minghuan.lian@....com>
Subject: RE: [v13, 5/8] soc: fsl: add GUTS driver for QorIQ platforms



> -----Original Message-----
> From: linux-mmc-owner@...r.kernel.org [mailto:linux-mmc-
> owner@...r.kernel.org] On Behalf Of Scott Wood
> Sent: Friday, October 28, 2016 12:46 PM
> To: Y.B. Lu; linux-mmc@...r.kernel.org; ulf.hansson@...aro.org; Arnd
> Bergmann
> Cc: linuxppc-dev@...ts.ozlabs.org; devicetree@...r.kernel.org; linux-arm-
> kernel@...ts.infradead.org; linux-kernel@...r.kernel.org; linux-
> clk@...r.kernel.org; linux-i2c@...r.kernel.org; iommu@...ts.linux-
> foundation.org; netdev@...r.kernel.org; Greg Kroah-Hartman; Mark Rutland;
> Rob Herring; Russell King; Jochen Friedrich; Joerg Roedel; Claudiu Manoil;
> Bhupesh Sharma; Qiang Zhao; Kumar Gala; Santosh Shilimkar; Leo Li; X.B.
> Xie; M.H. Lian
> Subject: Re: [v13, 5/8] soc: fsl: add GUTS driver for QorIQ platforms
> 
> On Fri, 2016-10-28 at 11:32 +0800, Yangbo Lu wrote:
> > +	guts->regs = of_iomap(np, 0);
> > +	if (!guts->regs)
> > +		return -ENOMEM;
> > +
> > +	/* Register soc device */
> > +	machine = of_flat_dt_get_machine_name();
> > +	if (machine)
> > +		soc_dev_attr.machine = devm_kstrdup(dev, machine,
> > GFP_KERNEL);
> > +
> > +	svr = fsl_guts_get_svr();
> > +	soc_die = fsl_soc_die_match(svr, fsl_soc_die);
> > +	if (soc_die) {
> > +		soc_dev_attr.family = devm_kasprintf(dev, GFP_KERNEL,
> > +						     "QorIQ %s", soc_die-
> > >die);
> > +	} else {
> > +		soc_dev_attr.family = devm_kasprintf(dev, GFP_KERNEL,
> > "QorIQ");
> > +	}
> > +	soc_dev_attr.soc_id = devm_kasprintf(dev, GFP_KERNEL,
> > +					     "svr:0x%08x", svr);
> > +	soc_dev_attr.revision = devm_kasprintf(dev, GFP_KERNEL, "%d.%d",
> > +					       SVR_MAJ(svr), SVR_MIN(svr));
> > +
> > +	soc_dev = soc_device_register(&soc_dev_attr);
> > +	if (IS_ERR(soc_dev))
> > +		return PTR_ERR(soc_dev);
> 
> ioremap leaks on this error path.  Use devm_ioremap_resource().
> 

[Lu Yangbo-B47093] Ok. I have fixed it in v14. Thanks :)

> -Scott
> 
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