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SubjectRE: [PATCH 04/15] hwmon: (ina2xx) fix Wvoid-pointer-to-enum-cast warning
Date
From: Krzysztof Kozlowski
> Sent: 10 August 2023 10:32
>
> 'chip' is an enum, thus cast of pointer on 64-bit compile test with W=1
> causes:
>
> ina2xx.c:627:10: error: cast to smaller integer type 'enum ina2xx_ids' from 'const void *' [-
> Werror,-Wvoid-pointer-to-enum-cast]
>
> Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
> ---
> drivers/hwmon/ina2xx.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/hwmon/ina2xx.c b/drivers/hwmon/ina2xx.c
> index a47973e2d606..d8415d1f21fc 100644
> --- a/drivers/hwmon/ina2xx.c
> +++ b/drivers/hwmon/ina2xx.c
> @@ -624,7 +624,7 @@ static int ina2xx_probe(struct i2c_client *client)
> enum ina2xx_ids chip;
>
> if (client->dev.of_node)
> -chip = (enum ina2xx_ids)of_device_get_match_data(&client->dev);
> +chip = (uintptr_t)of_device_get_match_data(&client->dev);

The kernel type would be 'long' not uintptr_t.
But this all looks like something horrid is being done.

(And you've clearly lost all the tabs)

David

> else
> chip = i2c_match_id(ina2xx_id, client)->driver_data;
>
> --
> 2.34.1
>

-
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