linux-kernel - Re: [PATCH] mfd: sec-core: Fix uninitialized 'regmap

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Message-ID: <20140319091404.GF31687@lee--X1>
Date:	Wed, 19 Mar 2014 09:14:04 +0000
From:	Lee Jones <lee.jones@...aro.org>
To:	Krzysztof Kozlowski <k.kozlowski@...sung.com>
Cc:	Sachin Kamat <sachin.kamat@...aro.org>, broonie@...nel.org,
	devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] mfd: sec-core: Fix uninitialized 'regmap_rtc' on S2MPA01

> Initialize the 'regmap_rtc' on S2MPA01 to some sane value. Sane at least
> for S5M87X chipsets, not S2MPS/S2MPA but it won't be used because
> rtc-s5m driver does not support S2MPA01.
> 
> This fixes following error:
> drivers/mfd/sec-core.c:342:45: warning: ‘regmap_rtc’ may be used uninitialized in this function [-Wuninitialized]
> 
> Signed-off-by: Krzysztof Kozlowski <k.kozlowski@...sung.com>
> ---
>  drivers/mfd/sec-core.c |    7 +++++++
>  1 file changed, 7 insertions(+)

Please don't send patches in the middle of threads like this (v2's are
a different story as it saves on re-sending entire patch-sets), as I
very nearly missed it.

We already have drivers doing similar things so I'll apply this as a
temporary fix, but please find something a little less 'hacky' to
supersede it _soon_.

-- 
Lee Jones
Linaro STMicroelectronics Landing Team Lead
Linaro.org │ Open source software for ARM SoCs
Follow Linaro: Facebook | Twitter | Blog
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