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

From: Andrew Morton
Date: Mon Nov 05 2007 - 23:38:43 EST


On Tue, 6 Nov 2007 11:12:07 +0800 WANG Cong <xiyou.wangcong@xxxxxxxxx> 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@xxxxxxxxx>
> Signed-off-by: Dong Pu <cocobear.cn@xxxxxxxxx>
> Cc: Christoph Lameter <clameter@xxxxxxx>
>
> ---
> 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@xxxxxxxxxxxxxxx/msg28294.html

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