linux-kernel - RE: [PATCH] watchdog: davinci_wdt: update to devm

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Date:	Fri, 8 Feb 2013 04:21:10 +0000
From:	"Kumar, Anil" <anilkumar.v@...com>
To:	"Nori, Sekhar" <nsekhar@...com>
CC:	"linux-watchdog@...r.kernel.org" <linux-watchdog@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"davinci-linux-open-source@...ux.davincidsp.com" 
	<davinci-linux-open-source@...ux.davincidsp.com>,
	"wim@...ana.be" <wim@...ana.be>
Subject: RE: [PATCH] watchdog: davinci_wdt: update to devm_* API

On Fri, Feb 08, 2013 at 09:49:27, Nori, Sekhar wrote:
> On 2/8/2013 8:05 AM, Kumar, Anil wrote:
> > On Thu, Feb 07, 2013 at 23:20:48, Nori, Sekhar wrote:
> >> On 2/7/2013 9:02 AM, Kumar, Anil wrote:
> 
> >>> Update the code to use devm_* API so that driver
> >>> core will manage resources.
> 
> >>> Signed-off-by: Kumar, Anil <anilkumar.v@...com>
> 
> >>> diff --git a/drivers/watchdog/davinci_wdt.c b/drivers/watchdog/davinci_wdt.c
> 
> >>> @@ -201,10 +200,10 @@ static struct miscdevice davinci_wdt_miscdev = {
> >>>  
> >>>  static int davinci_wdt_probe(struct platform_device *pdev)
> >>>  {
> >>> -	int ret = 0, size;
> >>> -	struct device *dev = &pdev->dev;
> >>
> >> Its not clear why you had to drop use of this variable?
> > 
> > Actually, I have not found any particular need to take pointer
> > into dev and then use in the code. Rather we can directly use. 
> 
> No, it is good enough as-is. It will help rid your patch of unnecessary
> changes and its not really convenient to to keep reading &pdev->dev all
> the time.
> 

Ok

Thanks,
Anil