Re: [PATCH] driver/hwtracing: use ERR_CAST instead of ERR_PTR

[Mathieu Poirier]

On Tue, 31 Jul 2018 at 09:40, zhong jiang <zhongji...@huawei.com> wrote:
>
> Use ERR_CAT inlined function to replace the ERR_PTR(PTR_ERR). It
> make the code more concise.
>
> Signed-off-by: zhong jiang <zhongji...@huawei.com>
> ---
>  drivers/hwtracing/coresight/coresight-tmc-etr.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/hwtracing/coresight/coresight-tmc-etr.c 
> b/drivers/hwtracing/coresight/coresight-tmc-etr.c
> index 2eda5de..1196364 100644
> --- a/drivers/hwtracing/coresight/coresight-tmc-etr.c
> +++ b/drivers/hwtracing/coresight/coresight-tmc-etr.c
> @@ -536,7 +536,7 @@ static void tmc_etr_sg_table_populate(struct etr_sg_table 
> *etr_table)
>         sg_table = tmc_alloc_sg_table(dev, node, nr_tpages, nr_dpages, pages);
>         if (IS_ERR(sg_table)) {
>                 kfree(etr_table);
> -               return ERR_PTR(PTR_ERR(sg_table));
> +               return ERR_CAST(sg_table);

Applied - thanks.
Mathieu

>         }
>
>         etr_table->sg_table = sg_table;
> --
> 1.7.12.4
>