Re: [PATCH 1/2] staging: ccree: remove unnecessary cast on kmalloc

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On Sun, Jul 9, 2017 at 8:43 AM, Gustavo A. R. Silva
<garsilva@xxxxxxxxxxxxxx> wrote:
> The assignment operator implicitly converts a void pointer to the type of the
> pointer it is assigned to.
>
> This issue was detected using Coccinelle and the following semantic patch:
>
> @@
> expression * e;
> expression arg1, arg2;
> type T;
> @@
>
> - e=(T*)
> + e=
> kmalloc(arg1, arg2);
>
> Signed-off-by: Gustavo A. R. Silva <garsilva@xxxxxxxxxxxxxx>

For both patches:

Acked-by: Gilad Ben-Yossef <gilad@xxxxxxxxxxxxx>

> ---
>  drivers/staging/ccree/ssi_buffer_mgr.c | 3 +--
>  1 file changed, 1 insertion(+), 2 deletions(-)
>
> diff --git a/drivers/staging/ccree/ssi_buffer_mgr.c b/drivers/staging/ccree/ssi_buffer_mgr.c
> index b35871e..18a8694 100644
> --- a/drivers/staging/ccree/ssi_buffer_mgr.c
> +++ b/drivers/staging/ccree/ssi_buffer_mgr.c
> @@ -1725,8 +1725,7 @@ int ssi_buffer_mgr_init(struct ssi_drvdata *drvdata)
>         struct buff_mgr_handle *buff_mgr_handle;
>         struct device *dev = &drvdata->plat_dev->dev;
>
> -       buff_mgr_handle = (struct buff_mgr_handle *)
> -               kmalloc(sizeof(struct buff_mgr_handle), GFP_KERNEL);
> +       buff_mgr_handle = kmalloc(sizeof(struct buff_mgr_handle), GFP_KERNEL);
>         if (!buff_mgr_handle)
>                 return -ENOMEM;
>
> --
> 2.5.0
>

Thanks,
Gilad



-- 
Gilad Ben-Yossef
Chief Coffee Drinker

"If you take a class in large-scale robotics, can you end up in a
situation where the homework eats your dog?"
 -- Jean-Baptiste Queru
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