linux-kernel - Re: [PATCH 03/19] mfd: tps80031: Fix 'missing break or fall-through comment' warning

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Date:	Tue, 22 Jul 2014 13:08:14 +0100
From:	Lee Jones <lee.jones@...aro.org>
To:	Arnd Bergmann <arnd@...db.de>
Cc:	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
	sameo@...ux.intel.com
Subject: Re: [PATCH 03/19] mfd: tps80031: Fix 'missing break or fall-through
 comment' warning

On Tue, 22 Jul 2014, Arnd Bergmann wrote:

> On Tuesday 22 July 2014 12:11:09 Lee Jones wrote:
> > --- a/drivers/mfd/tps80031.c
> > +++ b/drivers/mfd/tps80031.c
> > @@ -334,6 +334,7 @@ static bool rd_wr_reg_id1(struct device *dev, unsigned int reg)
> >         case TPS80031_PREQ1_RES_ASS_A ... TPS80031_PREQ3_RES_ASS_C:
> >         case TPS80031_SMPS_OFFSET ... TPS80031_BATDEBOUNCING:
> >         case TPS80031_CFG_INPUT_PUPD1 ... TPS80031_CFG_SMPS_PD:
> > +               /* Fall through */
> >         case TPS80031_BACKUP_REG:
> >                 return true;
> >         default:
> 
> This one seems to make the code look worse: You are only adding the comment
> to one case, not all of them, and it was perfectly understandable
> before.
> 
> Further, there are a couple of other functions following this one that
> also don't have that comment.
> 
> It seems checkpatch missed all the other cases because they contain '...'
> lists, whereas the one above does not. I think it's better left alone.

You're right.  I forgot to remove this patch from the set.

Please see: https://lkml.org/lkml/2014/7/21/223

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