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From: Wolfram Sang <wsa@kernel.org>
To: Sergey Shtylyov <s.shtylyov@omp.ru>
Cc: linux-i2c@vger.kernel.org, George Cherian <gcherian@marvell.com>
Subject: Re: [PATCH v2 5/5] i2c: xlp9xx: fix main IRQ check
Date: Tue, 17 Aug 2021 22:13:06 +0200	[thread overview]
Message-ID: <YRwYUtCqaIwaPHIM@kunai> (raw)
In-Reply-To: <88b0915b-de45-1ef3-0b03-ec9c2ff3ce88@omp.ru>

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On Sun, Jul 04, 2021 at 05:47:54PM +0300, Sergey Shtylyov wrote:
> Iff platform_get_irq() returns 0 for the main IRQ, the driver's probe()
> method will return 0 early (as if the method's call was successful).
> Let's consider IRQ0 valid for simplicity -- devm_request_irq() can always
> override that decision...
> 
> Fixes: 2bbd681ba2b ("i2c: xlp9xx: Driver for Netlogic XLP9XX/5XX I2C controller")
> Signed-off-by: Sergey Shtylyov <s.shtylyov@omp.ru>
> 

George, do you like this patch?

> ---
>  drivers/i2c/busses/i2c-xlp9xx.c |    2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> Index: linux/drivers/i2c/busses/i2c-xlp9xx.c
> ===================================================================
> --- linux.orig/drivers/i2c/busses/i2c-xlp9xx.c
> +++ linux/drivers/i2c/busses/i2c-xlp9xx.c
> @@ -517,7 +517,7 @@ static int xlp9xx_i2c_probe(struct platf
>  		return PTR_ERR(priv->base);
>  
>  	priv->irq = platform_get_irq(pdev, 0);
> -	if (priv->irq <= 0)
> +	if (priv->irq < 0)
>  		return priv->irq;
>  	/* SMBAlert irq */
>  	priv->alert_data.irq = platform_get_irq(pdev, 1);

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  reply	other threads:[~2021-08-17 20:13 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-07-04 14:32 [PATCH v2 0/5] Correctly handle plaform_get_irq()'s result in the i2C drivers Sergey Shtylyov
2021-07-04 14:35 ` [PATCH v2 1/5] i2c: hix5hd2: fix IRQ check Sergey Shtylyov
2021-08-17 20:10   ` Wolfram Sang
2021-07-04 14:38 ` [PATCH v2 2/5] i2c: mt65xx: " Sergey Shtylyov
2021-08-17 20:09   ` Wolfram Sang
2021-08-20  1:46     ` Qii Wang
2021-08-25 21:00   ` Wolfram Sang
2021-07-04 14:41 ` [PATCH v2 3/5] i2c: pmcmsp: " Sergey Shtylyov
2021-08-17 20:08   ` Wolfram Sang
2021-07-04 14:45 ` [PATCH v2 4/5] i2c: s3c2410: " Sergey Shtylyov
2021-07-05  7:46   ` Krzysztof Kozlowski
2021-08-17 20:08   ` Wolfram Sang
2021-07-04 14:47 ` [PATCH v2 5/5] i2c: xlp9xx: fix main " Sergey Shtylyov
2021-08-17 20:13   ` Wolfram Sang [this message]
2021-08-25 21:05   ` Wolfram Sang
2021-08-11 20:12 ` [PATCH v2 0/5] Correctly handle plaform_get_irq()'s result in the i2C drivers Sergey Shtylyov
2021-08-11 20:14   ` Sergey Shtylyov
  -- strict thread matches above, loose matches on Subject: below --
2021-08-18  3:17 [PATCH v2 5/5] i2c: xlp9xx: fix main IRQ check George Cherian

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