linux-kernel - Re: [PATCH 09/10] hwmon: (lm70) Avoid undefined reference to match table

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Message-ID: <20191004230309.GF14687@roeck-us.net>
Date:   Fri, 4 Oct 2019 16:03:09 -0700
From:   Guenter Roeck <linux@...ck-us.net>
To:     Stephen Boyd <swboyd@...omium.org>
Cc:     linux-kernel@...r.kernel.org, Arnd Bergmann <arnd@...db.de>,
        Geert Uytterhoeven <geert@...ux-m68k.org>,
        Jean Delvare <jdelvare@...e.com>,
        Rob Herring <robh+dt@...nel.org>,
        Frank Rowand <frowand.list@...il.com>,
        linux-hwmon@...r.kernel.org
Subject: Re: [PATCH 09/10] hwmon: (lm70) Avoid undefined reference to match
 table

On Fri, Oct 04, 2019 at 02:43:33PM -0700, Stephen Boyd wrote:
> We're going to remove of_match_ptr() from the definition of
> of_match_device() when CONFIG_OF=n. This way we can always be certain
> that of_match_device() acts the same when CONFIG_OF is set and when it
> isn't. Add of_match_ptr() here so that this doesn't break when that
> change is made to the of_match_device() API.
> 
> Cc: Arnd Bergmann <arnd@...db.de>
> Cc: Geert Uytterhoeven <geert@...ux-m68k.org>
> Cc: Jean Delvare <jdelvare@...e.com>
> Cc: Guenter Roeck <linux@...ck-us.net>
> Cc: Rob Herring <robh+dt@...nel.org>
> Cc: Frank Rowand <frowand.list@...il.com>
> Cc: <linux-hwmon@...r.kernel.org>
> Signed-off-by: Stephen Boyd <swboyd@...omium.org>

Acked-by: Guenter Roeck <linux@...ck-us.net>

> ---
> 
> Please ack or pick for immediate merge so the last patch can be merged.
> 
>  drivers/hwmon/lm70.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/hwmon/lm70.c b/drivers/hwmon/lm70.c
> index 4122e59f0bb4..57480dada955 100644
> --- a/drivers/hwmon/lm70.c
> +++ b/drivers/hwmon/lm70.c
> @@ -155,7 +155,7 @@ static int lm70_probe(struct spi_device *spi)
>  	struct lm70 *p_lm70;
>  	int chip;
>  
> -	match = of_match_device(lm70_of_ids, &spi->dev);
> +	match = of_match_device(of_match_ptr(lm70_of_ids), &spi->dev);
>  	if (match)
>  		chip = (int)(uintptr_t)match->data;
>  	else
> -- 
> Sent by a computer through tubes
>