Hi Daniel,

Thank you for the patch.

On Mon, Nov 30, 2020 at 01:31:14PM +0000, Daniel Scally wrote:
> The software_node_get_next_child() function currently does not hold
> references to the child software_node that it finds or put the ref that
> is held against the old child - fix that.
> 
> Signed-off-by: Daniel Scally <djrsca...@gmail.com>

Reviewed-by: Laurent Pinchart <laurent.pinch...@ideasonboard.com>

> ---
> Changes since RFC v3:
> 
>       Put reference to previous child.
> 
>  drivers/base/swnode.c | 8 ++++++--
>  1 file changed, 6 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/base/swnode.c b/drivers/base/swnode.c
> index 010828fc785b..615a0c93e116 100644
> --- a/drivers/base/swnode.c
> +++ b/drivers/base/swnode.c
> @@ -443,14 +443,18 @@ software_node_get_next_child(const struct fwnode_handle 
> *fwnode,
>       struct swnode *c = to_swnode(child);
>  
>       if (!p || list_empty(&p->children) ||
> -         (c && list_is_last(&c->entry, &p->children)))
> +         (c && list_is_last(&c->entry, &p->children))) {
> +             fwnode_handle_put(child);
>               return NULL;
> +     }
>  
>       if (c)
>               c = list_next_entry(c, entry);
>       else
>               c = list_first_entry(&p->children, struct swnode, entry);
> -     return &c->fwnode;
> +
> +     fwnode_handle_put(child);
> +     return fwnode_handle_get(&c->fwnode);
>  }
>  
>  static struct fwnode_handle *

-- 
Regards,

Laurent Pinchart

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