linux-kernel - Re: linux-next: build failure after merge of the spi tree

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Date:   Tue, 15 Feb 2022 08:33:48 +0100
From:   Uwe Kleine-König <u.kleine-koenig@...gutronix.de>
To:     Stephen Rothwell <sfr@...b.auug.org.au>
Cc:     Mark Brown <broonie@...nel.org>,
        David Miller <davem@...emloft.net>,
        Networking <netdev@...r.kernel.org>,
        Joseph CHAMG <josright123@...il.com>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Linux Next Mailing List <linux-next@...r.kernel.org>
Subject: Re: linux-next: build failure after merge of the spi tree

Hello,

On Tue, Feb 15, 2022 at 01:08:58PM +1100, Stephen Rothwell wrote:
> Hi all,
> 
> After merging the spi tree, today's linux-next build (x86_64 allmodconfig)
> failed like this:
> 
> drivers/net/ethernet/davicom/dm9051.c:1253:19: error: initialization of 'void (*)(struct spi_device *)' from incompatible pointer type 'int (*)(struct spi_device *)' [-Werror=incompatible-pointer-types]
>  1253 |         .remove = dm9051_drv_remove,
>       |                   ^~~~~~~~~~~~~~~~~
> drivers/net/ethernet/davicom/dm9051.c:1253:19: note: (near initialization for 'dm9051_driver.remove')
> 
> Caused by commit
> 
>   a0386bba7093 ("spi: make remove callback a void function")
> 
> interacting with commit
> 
>   2dc95a4d30ed ("net: Add dm9051 driver")
> 
> from the net-next tree.
> 
> I applied the following merge resolution and can carry it until the
> trees are merged.
> 
> From: Stephen Rothwell <sfr@...b.auug.org.au>
> Date: Tue, 15 Feb 2022 13:05:41 +1100
> Subject: [PATCH] fix up for "pi: make remove callback a void function"

s/"p/"sp/

> Signed-off-by: Stephen Rothwell <sfr@...b.auug.org.au>
> ---
>  drivers/net/ethernet/davicom/dm9051.c | 4 +---
>  1 file changed, 1 insertion(+), 3 deletions(-)
> 
> diff --git a/drivers/net/ethernet/davicom/dm9051.c b/drivers/net/ethernet/davicom/dm9051.c
> index cee3ff499fd4..d2513c97f83e 100644
> --- a/drivers/net/ethernet/davicom/dm9051.c
> +++ b/drivers/net/ethernet/davicom/dm9051.c
> @@ -1223,15 +1223,13 @@ static int dm9051_probe(struct spi_device *spi)
>  	return 0;
>  }
>  
> -static int dm9051_drv_remove(struct spi_device *spi)
> +static void dm9051_drv_remove(struct spi_device *spi)
>  {
>  	struct device *dev = &spi->dev;
>  	struct net_device *ndev = dev_get_drvdata(dev);
>  	struct board_info *db = to_dm9051_board(ndev);
>  
>  	phy_disconnect(db->phydev);
> -
> -	return 0;
>  }
>  
>  static const struct of_device_id dm9051_match_table[] = {

The patch looks right, thanks.

Best regards
Uwe

-- 
Pengutronix e.K.                           | Uwe Kleine-König            |
Industrial Linux Solutions                 | https://www.pengutronix.de/ |

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