On Thu, Oct 12, 2017 at 8:42 PM, alawang <alan.1.wang@xxxxxxxxxxxxxxx> wrote:
> It is possible a node was dynamically allocated but without any
> property. The properies will be got from devices and added to the
> node when devices got connected.
> When release this node, all properties of which had been moved to
> deadprops.
> In this case, the properties in the deadprops list are never
> deallocated.
This is not new, right? Do you actually hit this case? If so, how?
>
> Signed-off-by: alawang <alan.1.wang@xxxxxxxxxxxxxxx>
> ---
> drivers/of/dynamic.c | 4 ++++
> 1 file changed, 4 insertions(+)
>
> diff --git a/drivers/of/dynamic.c b/drivers/of/dynamic.c
> index 301b6db..465d43b 100644
> --- a/drivers/of/dynamic.c
> +++ b/drivers/of/dynamic.c
> @@ -335,6 +335,10 @@ void of_node_release(struct kobject *kobj)
> if (!of_node_check_flag(node, OF_DYNAMIC))
> return;
>
> + if (!prop) {
> + prop = node->deadprops;
> + node->deadprops = NULL;
> + }
> while (prop) {
> struct property *next = prop->next;
> kfree(prop->name);
> --
> 2.6.2
>
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