linux-kernel - Re: [PATCH -next] EDAC: aspeed: Remove set but not used variable 'np'

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Date:   Wed, 29 May 2019 03:10:54 +0000
From:   "Stefan Schaeckeler (sschaeck)" <sschaeck@...co.com>
To:     Andrew Jeffery <andrew@...id.au>,
        YueHaibing <yuehaibing@...wei.com>,
        Borislav Petkov <bp@...en8.de>,
        Mauro Carvalho Chehab <mchehab@...nel.org>,
        "james.morse@....com" <james.morse@....com>,
        Joel Stanley <joel@....id.au>
CC:     "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "linux-aspeed@...ts.ozlabs.org" <linux-aspeed@...ts.ozlabs.org>,
        "linux-edac@...r.kernel.org" <linux-edac@...r.kernel.org>,
        "linux-arm-kernel@...ts.infradead.org" 
        <linux-arm-kernel@...ts.infradead.org>
Subject: Re: [PATCH -next] EDAC: aspeed: Remove set but not used variable 'np'

On  Tuesday, May 28, 2019 at 6:27 PM, Andrew Jeffery wrote:
> On Sun, 26 May 2019, at 00:12, YueHaibing wrote:
> > Fixes gcc '-Wunused-but-set-variable' warning:
> >
> > drivers/edac/aspeed_edac.c: In function aspeed_probe:
> > drivers/edac/aspeed_edac.c:284:22: warning: variable np set but not
> > used [-Wunused-but-set-variable]
> >
> > It is never used and can be removed.
> >
> > Signed-off-by: YueHaibing <yuehaibing@...wei.com>
>
> Reviewed-by: Andrew Jeffery <andrew@...id.au>

Reviewed-by: Stefan Schaeckeler <sschaeck@...co.com>

> > ---
> >  drivers/edac/aspeed_edac.c | 4 ----
> >  1 file changed, 4 deletions(-)
> >
> > diff --git a/drivers/edac/aspeed_edac.c b/drivers/edac/aspeed_edac.c
> > index 11833c0a5d07..5634437bb39d 100644
> > --- a/drivers/edac/aspeed_edac.c
> > +++ b/drivers/edac/aspeed_edac.c
> > @@ -281,15 +281,11 @@ static int aspeed_probe(struct platform_device *pdev)
> >  	struct device *dev = &pdev->dev;
> >  	struct edac_mc_layer layers[2];
> >  	struct mem_ctl_info *mci;
> > -	struct device_node *np;
> >  	struct resource *res;
> >  	void __iomem *regs;
> >  	u32 reg04;
> > 	int rc;
> >
> > -	/* setup regmap */
> > -	np = dev->of_node;
> > -
> >  	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
> >  	if (!res)
> >  		return -ENOENT;
> > --
> > 2.17.1