On Tue, Nov 21, 2023 at 10:32 PM Sakari Ailus
<sakari.ailus@xxxxxxxxxxxxxxx> wrote:
>
> On Tue, Nov 21, 2023 at 08:36:08PM +0100, Rafael J. Wysocki wrote:
> > On Fri, Nov 3, 2023 at 9:36 AM Sakari Ailus
> > <sakari.ailus@xxxxxxxxxxxxxxx> wrote:
> > >
> > > fwnode_get_property_reference_args() may not be called with args argument
> > > NULL on ACPI, OF already supports this. Add the missing NULL checks and
> > > document this.
> > >
> > > The purpose is to be able to count the references.
> > >
> > > Fixes: 977d5ad39f3e ("ACPI: Convert ACPI reference args to generic fwnode reference args")
> > > Signed-off-by: Sakari Ailus <sakari.ailus@xxxxxxxxxxxxxxx>
> > > ---
> > > drivers/acpi/property.c | 4 ++++
> > > 1 file changed, 4 insertions(+)
> > >
> > > diff --git a/drivers/acpi/property.c b/drivers/acpi/property.c
> > > index 413e4fcadcaf..93608714b652 100644
> > > --- a/drivers/acpi/property.c
> > > +++ b/drivers/acpi/property.c
> > > @@ -851,6 +851,7 @@ static int acpi_get_ref_args(struct fwnode_reference_args *args,
> > > * @index: Index of the reference to return
> > > * @num_args: Maximum number of arguments after each reference
> > > * @args: Location to store the returned reference with optional arguments
> > > + * (may be NULL)
> > > *
> > > * Find property with @name, verifify that it is a package containing at least
> > > * one object reference and if so, store the ACPI device object pointer to the
> > > @@ -907,6 +908,9 @@ int __acpi_node_get_property_reference(const struct fwnode_handle *fwnode,
> > > if (!device)
> > > return -EINVAL;
> > >
> > > + if (!args)
> > > + return 0;
> > > +
> > > args->fwnode = acpi_fwnode_handle(device);
> > > args->nargs = 0;
> > > return 0;
> > > --
> >
> > Is this series waiting for me to pick it up or am I confused?
>
> Yes, please!
OK, applied as 6.8 material, thanks!
