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Re: [PATCH 2/3] zswap: Improve a size determination in zswap_frontswap_init()

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  Re: [PATCH 2/3] zswap: Improve a size determination in zswap_frontswap_init() Dan Streetman <ddstreet@ieee.org> - 2017-05-31 01:30 +0200

#1653717 — Re: [PATCH 2/3] zswap: Improve a size determination in zswap_frontswap_init()

On Sun, May 21, 2017 at 4:26 AM, SF Markus Elfring
<elfring@users.sourceforge.net> wrote:
> From: Markus Elfring <elfring@users.sourceforge.net>
> Date: Sat, 20 May 2017 22:44:03 +0200
>
> Replace the specification of a data structure by a pointer dereference
> as the parameter for the operator "sizeof" to make the corresponding size
> determination a bit safer according to the Linux coding style convention.
>
> Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>

Acked-by: Dan Streetman <ddstreet@ieee.org>

> ---
>  mm/zswap.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/mm/zswap.c b/mm/zswap.c
> index 18d8e87119a6..a6e67633be03 100644
> --- a/mm/zswap.c
> +++ b/mm/zswap.c
> @@ -1156,5 +1156,5 @@ static void zswap_frontswap_init(unsigned type)
>  {
>         struct zswap_tree *tree;
>
> -       tree = kzalloc(sizeof(struct zswap_tree), GFP_KERNEL);
> +       tree = kzalloc(sizeof(*tree), GFP_KERNEL);
>         if (!tree) {
> --
> 2.13.0
>

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