From: walter harms <wharms@bfs.de>
To: Dan Carpenter <dan.carpenter@oracle.com>
Cc: MyungJoo Ham <myungjoo.ham@samsung.com>,
Jaewon Kim <jaewon02.kim@samsung.com>,
Chanwoo Choi <cw00.choi@samsung.com>,
linux-kernel@vger.kernel.org, kernel-janitors@vger.kernel.org
Subject: Re: [patch] extcon: use correct size
Date: Thu, 04 Feb 2016 12:47:41 +0000 [thread overview]
Message-ID: <56B3486D.1050201@bfs.de> (raw)
In-Reply-To: <20160204113609.GA11239@mwanda>
Am 04.02.2016 12:36, schrieb Dan Carpenter:
> The info->status[] array has 3 elements. We are using size
> MAX77843_MUIC_IRQ_NUM (16) instead of MAX77843_MUIC_STATUS_NUM (3) as
> intended.
>
> Fixes: 135d9f7d135a ('extcon: max77843: Clear IRQ bits state before request IRQ')
> Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
> ---
> This is from static analysis and *NOT TESTED*. Please review carefully.
>
> diff --git a/drivers/extcon/extcon-max77843.c b/drivers/extcon/extcon-max77843.c
> index 7bbc300..b188bd6 100644
> --- a/drivers/extcon/extcon-max77843.c
> +++ b/drivers/extcon/extcon-max77843.c
> @@ -806,7 +806,7 @@ static int max77843_muic_probe(struct platform_device *pdev)
> /* Clear IRQ bits before request IRQs */
> ret = regmap_bulk_read(max77843->regmap_muic,
> MAX77843_MUIC_REG_INT1, info->status,
> - MAX77843_MUIC_IRQ_NUM);
> + MAX77843_MUIC_STATUS_NUM);
> if (ret) {
> dev_err(&pdev->dev, "Failed to Clear IRQ bits\n");
> goto err_muic_irq;
> --
just for my curiosity: what is wrong with ARRAY_SIZE() ?
So far i understand is the functions intention to fill the array
completely.
re,
wh
WARNING: multiple messages have this Message-ID (diff)
From: walter harms <wharms@bfs.de>
To: Dan Carpenter <dan.carpenter@oracle.com>
Cc: MyungJoo Ham <myungjoo.ham@samsung.com>,
Jaewon Kim <jaewon02.kim@samsung.com>,
Chanwoo Choi <cw00.choi@samsung.com>,
linux-kernel@vger.kernel.org, kernel-janitors@vger.kernel.org
Subject: Re: [patch] extcon: use correct size
Date: Thu, 04 Feb 2016 13:47:41 +0100 [thread overview]
Message-ID: <56B3486D.1050201@bfs.de> (raw)
In-Reply-To: <20160204113609.GA11239@mwanda>
Am 04.02.2016 12:36, schrieb Dan Carpenter:
> The info->status[] array has 3 elements. We are using size
> MAX77843_MUIC_IRQ_NUM (16) instead of MAX77843_MUIC_STATUS_NUM (3) as
> intended.
>
> Fixes: 135d9f7d135a ('extcon: max77843: Clear IRQ bits state before request IRQ')
> Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
> ---
> This is from static analysis and *NOT TESTED*. Please review carefully.
>
> diff --git a/drivers/extcon/extcon-max77843.c b/drivers/extcon/extcon-max77843.c
> index 7bbc300..b188bd6 100644
> --- a/drivers/extcon/extcon-max77843.c
> +++ b/drivers/extcon/extcon-max77843.c
> @@ -806,7 +806,7 @@ static int max77843_muic_probe(struct platform_device *pdev)
> /* Clear IRQ bits before request IRQs */
> ret = regmap_bulk_read(max77843->regmap_muic,
> MAX77843_MUIC_REG_INT1, info->status,
> - MAX77843_MUIC_IRQ_NUM);
> + MAX77843_MUIC_STATUS_NUM);
> if (ret) {
> dev_err(&pdev->dev, "Failed to Clear IRQ bits\n");
> goto err_muic_irq;
> --
just for my curiosity: what is wrong with ARRAY_SIZE() ?
So far i understand is the functions intention to fill the array
completely.
re,
wh
next prev parent reply other threads:[~2016-02-04 12:47 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-02-04 11:36 [patch] extcon: use correct size Dan Carpenter
2016-02-04 11:36 ` Dan Carpenter
2016-02-04 12:47 ` walter harms [this message]
2016-02-04 12:47 ` walter harms
2016-02-04 19:53 ` Dan Carpenter
2016-02-04 19:53 ` Dan Carpenter
2016-02-05 2:09 ` 김재원
2016-02-05 2:09 ` 김재원
2016-02-05 1:58 ` Krzysztof Kozlowski
2016-02-05 1:58 ` Krzysztof Kozlowski
2016-02-05 5:14 ` Chanwoo Choi
2016-02-05 5:14 ` Chanwoo Choi
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