Re: [RFC PATCH v3 3/9] software_node: Fix failure to hold refcount in software_node_get_next_child

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On Wed, Oct 21, 2020 at 12:25:28AM +0100, Dan Scally wrote:
> On 20/10/2020 14:31, Sakari Ailus wrote:
> > On Mon, Oct 19, 2020 at 11:58:57PM +0100, Daniel Scally wrote:

> >> +	return software_node_get(&c->fwnode);
> > I believe similarly, the function should drop the reference to the previous
> > node, and not expect the caller to do this. The OF equivalent does the
> > same.
> 
> I think I prefer it this way myself, since the alternative is having to
> explicitly call *_node_get() on a returned child if you want to keep it
> but also keep iterating. But I agree that it's important to take a
> consistent approach. I'll add that too; this will mean
> swnode_graph_find_next_port() and
> software_node_graph_get_next_endpoint() in patch 4 of this series will
> need changing slightly to square away their references.

What about ACPI case? Does it square?

-- 
With Best Regards,
Andy Shevchenko





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