Re: [PATCH v2 3/3] of: property: Don't add links to absent suppliers

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On Mon, Feb 1, 2021 at 8:33 PM Saravana Kannan <saravanak@xxxxxxxxxx> wrote:
>
> If driver core marks a firmware node as not a device, don't add fwnode
> links where it's a supplier.
>
> Fixes: e590474768f1 ("driver core: Set fw_devlink=on by default")
> Signed-off-by: Saravana Kannan <saravanak@xxxxxxxxxx>
> ---
>  drivers/of/property.c | 4 +++-
>  1 file changed, 3 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/of/property.c b/drivers/of/property.c
> index 6287c6d60bb7..53d163c8d39b 100644
> --- a/drivers/of/property.c
> +++ b/drivers/of/property.c
> @@ -1103,7 +1103,9 @@ static int of_link_to_phandle(struct device_node *con_np,
>          * created for them.
>          */
>         sup_dev = get_dev_from_fwnode(&sup_np->fwnode);
> -       if (!sup_dev && of_node_check_flag(sup_np, OF_POPULATED)) {
> +       if (!sup_dev &&
> +           (of_node_check_flag(sup_np, OF_POPULATED) ||
> +            sup_np->fwnode.flags & FWNODE_FLAG_NOT_DEVICE)) {
>                 pr_debug("Not linking %pOFP to %pOFP - No struct device\n",
>                          con_np, sup_np);
>                 of_node_put(sup_np);
> --
> 2.30.0.365.g02bc693789-goog
>

Rob, Can I get an Ack or reviewed-by for this? I want to land this
patch and another one on driver-core.

Thanks,
Saravana



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