[PATCH v3 05/17] usb: typec: Add device managed typec_switch_register()

Stephen Boyd swboyd at chromium.org
Tue Aug 20 17:01:07 UTC 2024


Quoting Andy Shevchenko (2024-08-20 03:16:09)
> On Mon, Aug 19, 2024 at 03:38:19PM -0700, Stephen Boyd wrote:
> > +     ptr = devres_alloc(devm_typec_switch_unregister, sizeof(*ptr), GFP_KERNEL);
> > +     if (!ptr)
> > +             return ERR_PTR(-ENOMEM);
> > +
> > +     switch_dev = typec_switch_register(parent ,desc);
> > +     if (!IS_ERR(switch_dev)) {
> > +             *ptr = switch_dev;
> > +             devres_add(parent, ptr);
> > +     } else {
> > +             devres_free(ptr);
> > +     }
>
> devm_add_action_or_reset() ?
>

No. We don't want to call the 'action' devm_typec_switch_unregister()
when it fails because that would unregister a switch that has never been
registered.


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