Re: [PATCH v1] mtd:concat:Switch to use kmemdup_array()

From: Miquel Raynal
Date: Fri Aug 23 2024 - 04:39:50 EST


Hi Yan,

yanzhen@xxxxxxxx wrote on Fri, 23 Aug 2024 16:25:35 +0800:

> When we are allocating an array,
> using kmemdup_array() is more appropriate
> and makes auditing the code easier.

Why do you cap your lines at the insane limit of 40 chars?

Also you're missing spaces in the title after the ':'

s/Switch to use/Switch to/?

>
> Signed-off-by: Yan Zhen <yanzhen@xxxxxxxx>
> ---
> drivers/mtd/mtdconcat.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/mtd/mtdconcat.c b/drivers/mtd/mtdconcat.c
> index 193428de6a4b..f56f44aa8625 100644
> --- a/drivers/mtd/mtdconcat.c
> +++ b/drivers/mtd/mtdconcat.c
> @@ -204,7 +204,7 @@ concat_writev(struct mtd_info *mtd, const struct kvec *vecs,
> }
>
> /* make a copy of vecs */
> - vecs_copy = kmemdup(vecs, sizeof(struct kvec) * count, GFP_KERNEL);
> + vecs_copy = kmemdup_array(vecs, count, sizeof(struct kvec), GFP_KERNEL);
> if (!vecs_copy)
> return -ENOMEM;
>

Thanks,
Miquèl