linux-kernel - Re: [PATCH 09/19] mfd/twl4030: don't warn about uninitialized return code

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Date:	Fri, 25 Jan 2013 14:34:59 +0000
From:	Arnd Bergmann <arnd@...db.de>
To:	Peter Ujfalusi <peter.ujfalusi@...com>
Cc:	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
	Samuel Ortiz <sameo@...ux.intel.com>,
	Kevin Hilman <khilman@...prootsystems.com>,
	Amit Kucheria <amit.kucheria@...aro.org>,
	"Kristo, Tero" <t-kristo@...com>
Subject: Re: [PATCH 09/19] mfd/twl4030: don't warn about uninitialized return code

On Friday 25 January 2013 15:25:03 Peter Ujfalusi wrote:
> On 01/25/2013 03:14 PM, Arnd Bergmann wrote:
> > If the twl4030_write_script function gets called with
> > a zero length argument, its return value does not
> > get set. We know that all scripts have a nonzero
> > length, but returning an error in case they ever
> > do is probably appropriate.
> > 
> > Without this patch, building omap2plus_defconfig results in:
> > 
> > drivers/mfd/twl4030-power.c: In function 'load_twl4030_script':
> > drivers/mfd/twl4030-power.c:414:5: error: 'err' may be used uninitialized in this function
> 
> I've fixed up Kevin's email since he is no longer with TI and added Tero to
> the CC list since this is *something*-power on OMAP platforms 
> 
> Reviewed-by: Peter Ujfalusi <peter.ujfalusi@...com>

Thanks!

I also got the mailing list address wrong on all mails, so I'll
retransmit the whole series in a bit, just waiting for other
quick comments to come in.

	Arnd
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