linux-kernel - Re: [PATCH] arm: removed compiler warning

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Date:	Fri, 21 Feb 2014 09:40:20 +0100
From:	Gregory CLEMENT <gregory.clement@...e-electrons.com>
To:	John de la Garza <john@...ev.com>
CC:	Russell King <linux@....linux.org.uk>,
	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] arm: removed compiler warning

On 17/02/2014 05:38, John de la Garza wrote:
> Removed this compiler warning for arch/arm/boot/compressed/atags_to_fdt.c.
> The warning was: 'memsize' may be used uninitialized in this function.
> 

Indeed it was an error, thanks to have fixed it.

> Signed-off-by: John de la Garza <john@...ev.com>

Acked-by: Gregory CLEMENT <gregory.clement@...e-electrons.com>

> ---
>  arch/arm/boot/compressed/atags_to_fdt.c |    3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
> 
> diff --git a/arch/arm/boot/compressed/atags_to_fdt.c b/arch/arm/boot/compressed/atags_to_fdt.c
> index d1153c8..75b64da 100644
> --- a/arch/arm/boot/compressed/atags_to_fdt.c
> +++ b/arch/arm/boot/compressed/atags_to_fdt.c
> @@ -110,7 +110,8 @@ int atags_to_fdt(void *atag_list, void *fdt, int total_space)
>  	 * address and size for each bank */
>  	uint32_t mem_reg_property[2 * 2 * NR_BANKS];
>  	int memcount = 0;
> -	int ret, memsize;
> +	int memsize = 0;
> +	int ret;
>  
>  	/* make sure we've got an aligned pointer */
>  	if ((u32)atag_list & 0x3)
> 


-- 
Gregory Clement, Free Electrons
Kernel, drivers, real-time and embedded Linux
development, consulting, training and support.
http://free-electrons.com
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