Re: [PATCH net-next 1/3] can: hi311x: simplify with spi_get_device_match_data()

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On 20.06.2024 14:20:53, Marc Kleine-Budde wrote:
> On 07.06.2024 12:26:13, Vincent MAILHOL wrote:
> > Hi Krzysztof,
> > 
> > On Thu. 6 Jun. 2024 à 23:24, Krzysztof Kozlowski
> > <krzysztof.kozlowski@xxxxxxxxxx> wrote:
> > > Use spi_get_device_match_data() helper to simplify a bit the driver.
> > 
> > Thanks for this clean up.
> > 
> > > Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxx>
> > > ---
> > >  drivers/net/can/spi/hi311x.c | 7 +------
> > >  1 file changed, 1 insertion(+), 6 deletions(-)
> > >
> > > diff --git a/drivers/net/can/spi/hi311x.c b/drivers/net/can/spi/hi311x.c
> > > index e1b8533a602e..5d2c80f05611 100644
> > > --- a/drivers/net/can/spi/hi311x.c
> > > +++ b/drivers/net/can/spi/hi311x.c
> > > @@ -830,7 +830,6 @@ static int hi3110_can_probe(struct spi_device *spi)
> > >         struct device *dev = &spi->dev;
> > >         struct net_device *net;
> > >         struct hi3110_priv *priv;
> > > -       const void *match;
> > >         struct clk *clk;
> > >         u32 freq;
> > >         int ret;
> > > @@ -874,11 +873,7 @@ static int hi3110_can_probe(struct spi_device *spi)
> > >                 CAN_CTRLMODE_LISTENONLY |
> > >                 CAN_CTRLMODE_BERR_REPORTING;
> > >
> > > -       match = device_get_match_data(dev);
> > > -       if (match)
> > > -               priv->model = (enum hi3110_model)(uintptr_t)match;
> > > -       else
> > > -               priv->model = spi_get_device_id(spi)->driver_data;
> > > +       priv->model = (enum hi3110_model)spi_get_device_match_data(spi);
> > 
> > Here, you are dropping the (uintptr_t) cast. Casting a pointer to an
> > enum type can trigger a zealous -Wvoid-pointer-to-enum-cast clang
> > warning, and the (uintptr_t) cast is the defacto standard to silence
> > such warnings, thus the double (enum hi3110_model)(uintptr_t) cast in
> > the initial version.
> 
> I've re-added the intermediate cast to uintptr_t while applying.

Applied to linux-can-next.

Thanks,
Marc

-- 
Pengutronix e.K.                 | Marc Kleine-Budde          |
Embedded Linux                   | https://www.pengutronix.de |
Vertretung Nürnberg              | Phone: +49-5121-206917-129 |
Amtsgericht Hildesheim, HRA 2686 | Fax:   +49-5121-206917-9   |

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