linux-kernel - Re: [PATCH 1/1] mfd: remove unnecessary check

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Date:	Wed, 1 Jul 2015 08:40:53 +0100
From:	Lee Jones <lee.jones@...aro.org>
To:	Maninder Singh <maninder1.s@...sung.com>
Cc:	sameo@...ux.intel.com, linux-kernel@...r.kernel.org,
	pankaj.m@...sung.com
Subject: Re: [PATCH 1/1] mfd: remove unnecessary check

On Wed, 01 Jul 2015, Lee Jones wrote:
> On Tue, 30 Jun 2015, Maninder Singh wrote:
> 
> >  o Making pdata NULL check to (!pdata) as coding statndard
> > 	and all other checks in file.
> >  o Removing redundant check of pdata, because we already
> > 	check for pdata, and also derefernced before this check
> > 
> > Signed-off-by: Maninder Singh <maninder1.s@...sung.com>
> > Reviewed-by: Vaneet Narang <v.narang@...sung.com>
> > ---
> >  drivers/mfd/t7l66xb.c |    4 ++--
> >  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> Applied, with a properly formatted subject line.

Should have probably been more forthcomming with some advice.

Next time, please use `git log --oneline -- <subsystem>` to see what
the accepted format is.

> > diff --git a/drivers/mfd/t7l66xb.c b/drivers/mfd/t7l66xb.c
> > index c09fb5d..854b05f 100644
> > --- a/drivers/mfd/t7l66xb.c
> > +++ b/drivers/mfd/t7l66xb.c
> > @@ -318,7 +318,7 @@ static int t7l66xb_probe(struct platform_device *dev)
> >  	struct resource *iomem, *rscr;
> >  	int ret;
> >  
> > -	if (pdata == NULL)
> > +	if (!pdata)
> >  		return -EINVAL;
> >  
> >  	iomem = platform_get_resource(dev, IORESOURCE_MEM, 0);
> > @@ -371,7 +371,7 @@ static int t7l66xb_probe(struct platform_device *dev)
> >  
> >  	clk_prepare_enable(t7l66xb->clk48m);
> >  
> > -	if (pdata && pdata->enable)
> > +	if (pdata->enable)
> >  		pdata->enable(dev);
> >  
> >  	/* Mask all interrupts */
> 

-- 
Lee Jones
Linaro STMicroelectronics Landing Team Lead
Linaro.org │ Open source software for ARM SoCs
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