linux-kernel - Re: [PATCH 1/1] kconfig: incorrect 'len' field initialisation ?

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Message-ID: <20080519063919.GA17698@uranus.ravnborg.org>
Date:	Mon, 19 May 2008 08:39:19 +0200
From:	Sam Ravnborg <sam@...nborg.org>
To:	Christophe Jaillet <christophe.jaillet@...adoo.fr>
Cc:	linux <linux-kernel@...r.kernel.org>, zippel@...ux-m68k.org,
	linux-kbuild@...r.kernel.org
Subject: Re: [PATCH 1/1] kconfig: incorrect 'len' field initialisation ?

On Sun, May 18, 2008 at 11:10:24PM +0200, Christophe Jaillet wrote:
> From: Christophe Jaillet <christophe.jaillet@...adoo.fr>
> 
> Hi, here is a patch against /scripts/kconfig/util.c :
> 	
> 1) The field 'len' of the 'gstr' structure seems to track the size of the memory 
> already allocated for the "growable string". So the value of this field should be
> the same as the 'malloc()' just above, shouldn't it ?
> 
> 
> 
> Note: this patch is based on 'linux-2.6.25.tar.bz2'
> 
> Signed-off-by: Christophe Jaillet <christophe.jaillet@...adoo.fr>
> 
> ---
> 
> --- linux 2.6.25/scripts/kconfig/util.c	2008-04-17 04:49:44.000000000 +0200
> +++ linux 2.6.25/scripts/kconfig/util.c.cj	2008-05-18 22:56:14.000000000 +0200
> @@ -77,7 +77,7 @@ struct gstr str_new(void)
>  {
>  	struct gstr gs;
>  	gs.s = malloc(sizeof(char) * 64);
> -	gs.len = 16;
> +	gs.len = 64;
>  	strcpy(gs.s, "\0");
>  	return gs;
>  }

Thanks Christophe.
Obviously correct - I will apply to kbuild-fixes.git.

	Sam
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