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From: Andi Shyti <andi.shyti@kernel.org>
To: Justin Stitt <justinstitt@google.com>
Cc: Ray Jui <rjui@broadcom.com>,
	Scott Branden <sbranden@broadcom.com>,
	Broadcom internal kernel review list 
	<bcm-kernel-feedback-list@broadcom.com>,
	linux-i2c@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
	linux-kernel@vger.kernel.org, llvm@lists.linux.dev,
	Nathan Chancellor <nathan@kernel.org>
Subject: Re: [PATCH 1/2] i2c: i2c-bcm-iproc: fix -Wvoid-pointer-to-enum-cast warning
Date: Thu, 10 Aug 2023 10:56:32 +0200	[thread overview]
Message-ID: <20230810085632.xzonkmse27mu4yew@intel.intel> (raw)
In-Reply-To: <20230809-cbl-1903-v1-1-df9d66a3ba3e@google.com>

Hi Justin,

> @@ -1036,7 +1036,7 @@ static int bcm_iproc_i2c_probe(struct platform_device *pdev)
>  	platform_set_drvdata(pdev, iproc_i2c);
>  	iproc_i2c->device = &pdev->dev;
>  	iproc_i2c->type =
> -		(enum bcm_iproc_i2c_type)of_device_get_match_data(&pdev->dev);
> +		(unsigned long) of_device_get_match_data(&pdev->dev);

I think this should be uintptr_t, as defined in types.h:

    typedef unsigned long uintptr_t;

(I'm a bit puzzled to see a void *data cast to a 0/1 value.)

Andi

WARNING: multiple messages have this Message-ID (diff)
From: Andi Shyti <andi.shyti@kernel.org>
To: Justin Stitt <justinstitt@google.com>
Cc: Ray Jui <rjui@broadcom.com>,
	Scott Branden <sbranden@broadcom.com>,
	Broadcom internal kernel review list
	<bcm-kernel-feedback-list@broadcom.com>,
	linux-i2c@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
	linux-kernel@vger.kernel.org, llvm@lists.linux.dev,
	Nathan Chancellor <nathan@kernel.org>
Subject: Re: [PATCH 1/2] i2c: i2c-bcm-iproc: fix -Wvoid-pointer-to-enum-cast warning
Date: Thu, 10 Aug 2023 10:56:32 +0200	[thread overview]
Message-ID: <20230810085632.xzonkmse27mu4yew@intel.intel> (raw)
In-Reply-To: <20230809-cbl-1903-v1-1-df9d66a3ba3e@google.com>

Hi Justin,

> @@ -1036,7 +1036,7 @@ static int bcm_iproc_i2c_probe(struct platform_device *pdev)
>  	platform_set_drvdata(pdev, iproc_i2c);
>  	iproc_i2c->device = &pdev->dev;
>  	iproc_i2c->type =
> -		(enum bcm_iproc_i2c_type)of_device_get_match_data(&pdev->dev);
> +		(unsigned long) of_device_get_match_data(&pdev->dev);

I think this should be uintptr_t, as defined in types.h:

    typedef unsigned long uintptr_t;

(I'm a bit puzzled to see a void *data cast to a 0/1 value.)

Andi

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http://lists.infradead.org/mailman/listinfo/linux-arm-kernel

  reply	other threads:[~2023-08-10  8:56 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-08-09 21:25 [PATCH 0/2] i2c: fix -Wvoid-pointer-to-enum-cast warnings Justin Stitt
2023-08-09 21:25 ` Justin Stitt
2023-08-09 21:25 ` [PATCH 1/2] i2c: i2c-bcm-iproc: fix -Wvoid-pointer-to-enum-cast warning Justin Stitt
2023-08-09 21:25   ` Justin Stitt
2023-08-10  8:56   ` Andi Shyti [this message]
2023-08-10  8:56     ` Andi Shyti
2023-08-10 14:44     ` Nathan Chancellor
2023-08-10 14:44       ` Nathan Chancellor
2023-08-09 21:25 ` [PATCH 2/2] i2c: i2c-rcar: " Justin Stitt
2023-08-09 21:25   ` Justin Stitt

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