linux-kernel - Re: [git Patch] mm/util.c: Remove needless code

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Date:	Mon, 5 Nov 2007 20:38:16 -0800
From:	Andrew Morton <akpm@...ux-foundation.org>
To:	WANG Cong <xiyou.wangcong@...il.com>
Cc:	LKML <linux-kernel@...r.kernel.org>,
	Christoph Lameter <clameter@....com>, linux-mm@...ck.org,
	Dong Pu <cocobear.cn@...il.com>
Subject: Re: [git Patch] mm/util.c: Remove needless code

On Tue, 6 Nov 2007 11:12:07 +0800 WANG Cong <xiyou.wangcong@...il.com> wrote:

> 
> If the code can be executed there, 'new_size' is always larger
> than 'ks'. Thus min() is needless.
> 
> Signed-off-by: WANG Cong <xiyou.wangcong@...il.com>
> Signed-off-by: Dong Pu <cocobear.cn@...il.com>
> Cc: Christoph Lameter <clameter@....com>
> 
> ---
>  mm/util.c |    2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/mm/util.c b/mm/util.c
> index 5f64026..295c7aa 100644
> --- a/mm/util.c
> +++ b/mm/util.c
> @@ -96,7 +96,7 @@ void *krealloc(const void *p, size_t new_size, gfp_t flags)
>  
>  	ret = kmalloc_track_caller(new_size, flags);
>  	if (ret) {
> -		memcpy(ret, p, min(new_size, ks));
> +		memcpy(ret, p, ks);
>  		kfree(p);
>  	}
>  	return ret;

Thanks.  This was already fixed by

http://www.mail-archive.com/mm-commits@vger.kernel.org/msg28294.html

(which is somewhere in one of my ever-growing number of for-2.6.24 queues)
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