Re: [RFC PATCH v3 1/5] of: dynamic: Add of_changeset_update_prop_string

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Hi,

On Tue, Nov 28, 2023 at 12:45 AM Chen-Yu Tsai <wenst@xxxxxxxxxxxx> wrote:
>
> @@ -1039,3 +1039,50 @@ int of_changeset_add_prop_u32_array(struct of_changeset *ocs,
>         return ret;
>  }
>  EXPORT_SYMBOL_GPL(of_changeset_add_prop_u32_array);
> +
> +static int of_changeset_update_prop_helper(struct of_changeset *ocs,
> +                                          struct device_node *np,
> +                                          const struct property *pp)
> +{
> +       struct property *new_pp;
> +       int ret;
> +
> +       new_pp = __of_prop_dup(pp, GFP_KERNEL);
> +       if (!new_pp)
> +               return -ENOMEM;
> +
> +       ret = of_changeset_update_property(ocs, np, new_pp);
> +       if (ret) {
> +               kfree(new_pp->name);
> +               kfree(new_pp->value);
> +               kfree(new_pp);

Given that this is the 3rd copy of the freeing logic, does it make
sense to make __of_prop_free() that's documented to free what was
returned by __of_prop_dupe()?





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