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Message-ID: <0bea4002-8160-bebc-2243-c7d4044eb5ad@kernel.org>
Date: Thu, 10 Aug 2023 22:47:12 +0900
From: Chanwoo Choi <chanwoo@...nel.org>
To: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>,
Lee Jones <lee@...nel.org>,
Chanwoo Choi <cw00.choi@...sung.com>,
Shawn Guo <shawnguo@...nel.org>,
Sascha Hauer <s.hauer@...gutronix.de>,
Pengutronix Kernel Team <kernel@...gutronix.de>,
Fabio Estevam <festevam@...il.com>,
NXP Linux Team <linux-imx@....com>,
Maxime Coquelin <mcoquelin.stm32@...il.com>,
Alexandre Torgue <alexandre.torgue@...s.st.com>,
linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
linux-stm32@...md-mailman.stormreply.com,
patches@...nsource.cirrus.com
Cc: Andi Shyti <andi.shyti@...nel.org>
Subject: Re: [PATCH 2/9] mfd: max14577: Fix Wvoid-pointer-to-enum-cast warning
On 23. 8. 10. 18:58, Krzysztof Kozlowski wrote:
> 'dev_type' is an enum, thus cast of pointer on 64-bit compile test with
> W=1 causes:
>
> max14577.c:406:5: error: cast to smaller integer type 'enum maxim_device_type' from 'const void *' [-Werror,-Wvoid-pointer-to-enum-cast]
>
> Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
> ---
> drivers/mfd/max14577.c | 3 +--
> 1 file changed, 1 insertion(+), 2 deletions(-)
>
> diff --git a/drivers/mfd/max14577.c b/drivers/mfd/max14577.c
> index 25ed8846b7fb..1f4f5002595c 100644
> --- a/drivers/mfd/max14577.c
> +++ b/drivers/mfd/max14577.c
> @@ -402,8 +402,7 @@ static int max14577_i2c_probe(struct i2c_client *i2c)
>
> of_id = of_match_device(max14577_dt_match, &i2c->dev);
> if (of_id)
> - max14577->dev_type =
> - (enum maxim_device_type)of_id->data;
> + max14577->dev_type = (uintptr_t)of_id->data;
> } else {
> max14577->dev_type = id->driver_data;
> }
Reviewed-by: Chanwoo Choi <cw00.choi@...sung.com>
--
Best Regards,
Samsung Electronics
Chanwoo Choi
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