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SubjectRe: [PATCH v2] platform/mellanox: fix the mlx-bootctl sysfs
On Fri, Dec 13, 2019 at 5:21 PM Liming Sun <lsun@mellanox.com> wrote:

> + ret = sysfs_create_group(&dev->kobj, &mlxbf_bootctl_group);
> + if (ret) {
> + dev_err(dev, "failed to create attributes, err=%d\n", ret);
> + return ret;
> + }
> +
> /* Ensure we have the UUID we expect for this service. */
> arm_smccc_smc(MLXBF_BOOTCTL_SIP_SVC_UID, 0, 0, 0, 0, 0, 0, 0, &res);
> guid_parse(mlxbf_bootctl_svc_uuid_str, &guid);
> @@ -305,8 +312,16 @@ static int mlxbf_bootctl_probe(struct platform_device *pdev)
> return 0;
> }
>
> +static int mlxbf_bootctl_remove(struct platform_device *pdev)
> +{
> + sysfs_remove_group(&pdev->dev.kobj, &mlxbf_bootctl_group);
> +
> + return 0;
> +}
> +
> static struct platform_driver mlxbf_bootctl_driver = {
> .probe = mlxbf_bootctl_probe,
> + .remove = mlxbf_bootctl_remove,
> .driver = {
> .name = "mlxbf-bootctl",
> .groups = mlxbf_bootctl_groups,

Please, use dev_groups member of the struct driver instead of above approach.

--
With Best Regards,
Andy Shevchenko

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