linux-kernel - Re: [PATCH 1/6 v2] ARM: Add basic architecture support for VIA/WonderMedia 85xx SoC's

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Date:	Sun, 7 Nov 2010 17:00:05 +0000
From:	Russell King - ARM Linux <linux@....linux.org.uk>
To:	Alexey Charkov <alchark@...il.com>
Cc:	linux-arm-kernel@...ts.infradead.org,
	vt8500-wm8505-linux-kernel@...glegroups.com,
	Eric Miao <eric.y.miao@...il.com>,
	Uwe Kleine-König 
	<u.kleine-koenig@...gutronix.de>,
	Albin Tonnerre <albin.tonnerre@...e-electrons.com>,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/6 v2] ARM: Add basic architecture support for
	VIA/WonderMedia 85xx SoC's

A couple of other points - sorry, should've been in the last mail.

On Sun, Nov 07, 2010 at 07:28:52PM +0300, Alexey Charkov wrote:
> diff --git a/arch/arm/mach-vt8500/Kconfig b/arch/arm/mach-vt8500/Kconfig
> new file mode 100644
> index 0000000..e0c6268
> --- /dev/null
> +++ b/arch/arm/mach-vt8500/Kconfig
> @@ -0,0 +1,65 @@
> +if ARCH_VT8500
> +
> +config VTWM_VERSION_VT8500
> +	bool
> +	default n

n is the default anyway, so specifying this is redundant.

> +void __init bv07_init(void)
> +{
> +#ifdef CONFIG_FB_VT8500
> +	void __iomem *gpio_mux_reg = ioremap(wmt_current_regs->gpio
> +					     + 0x200, 4);

ioremap() is generally regarded as a function which can fail, and therefore
needs its return value checked.  There seems to be multiple instances of
this through this patch.
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