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Date:	Fri, 19 Sep 2014 09:46:03 -0700
From:	Darren Hart <dvhart@...radead.org>
To:	Frans Klaver <fransklaver@...il.com>
Cc:	Joe Perches <joe@...ches.com>,
	Corentin Chary <corentin.chary@...il.com>,
	Rafael Wysocki <rafael.j.wysocki@...el.com>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	acpi4asus-user@...ts.sourceforge.net,
	platform-driver-x86@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/9] eeepc-laptop: clean up coding style

On Thu, Sep 18, 2014 at 07:01:25AM +0200, Frans Klaver wrote:
> On 18 September 2014 00:06:52 CEST, Joe Perches <joe@...ches.com> wrote:
> >On Wed, 2014-09-17 at 23:47 +0200, Frans Klaver wrote:
> >> Correct indentation and brace usage to comply with
> >> Documentation/CodingStyle.
> >> 
> >> Signed-off-by: Frans Klaver <fransklaver@...il.com>
> >> ---
> >>  drivers/platform/x86/eeepc-laptop.c | 8 +++++---
> >>  1 file changed, 5 insertions(+), 3 deletions(-)
> >> 
> >> diff --git a/drivers/platform/x86/eeepc-laptop.c
> >b/drivers/platform/x86/eeepc-laptop.c
> >> index 3095d38..653999e 100644
> >> --- a/drivers/platform/x86/eeepc-laptop.c
> >> +++ b/drivers/platform/x86/eeepc-laptop.c
> >> @@ -544,7 +544,7 @@ static int eeepc_led_init(struct eeepc_laptop
> >*eeepc)
> >>  	eeepc->tpd_led.name = "eeepc::touchpad";
> >>  	eeepc->tpd_led.brightness_set = tpd_led_set;
> >>  	if (get_acpi(eeepc, CM_ASL_TPD) >= 0) /* if method is available */
> >> -	  eeepc->tpd_led.brightness_get = tpd_led_get;
> >> +		eeepc->tpd_led.brightness_get = tpd_led_get;
> >>  	eeepc->tpd_led.max_brightness = 1;
> >>  
> >>  	rv = led_classdev_register(&eeepc->platform_device->dev,
> >> @@ -692,8 +692,9 @@ static int eeepc_register_rfkill_notifier(struct
> >eeepc_laptop *eeepc,
> >>  		 * changed during setup.
> >>  		 */
> >>  		eeepc_rfkill_hotplug(eeepc, handle);
> >> -	} else
> >> +	} else {
> >>  		return -ENODEV;
> >> +	}
> >>  
> >>  	return 0;
> >>  }
> >
> >This sort of code:
> >
> >	if (foo) {
> >		[ do_something ]
> >	} else
> >		return -ERRVAL;
> >
> >is generally better rewritten as:
> >
> >	if (!foo)
> >		return -ERRVAL;
> >
> >	[ do_something ]
> >
> >This gives immediacy to the error handler and
> >as well reduces unnecessary indentation.
> 
> I fully agree. 
> 
> Darren, do you still take this in one patch? 

I'll take the cleanup patch as is. I'm happy to take a separate patch to improve
the code flow.

-- 
Darren Hart
Intel Open Source Technology Center
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