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Date:   Wed, 25 Oct 2017 16:26:20 +0300
From:   Dan Carpenter <dan.carpenter@...cle.com>
To:     SF Markus Elfring <elfring@...rs.sourceforge.net>,
        Ben Dooks <ben-linux@...ff.org>
Cc:     linux-arm-kernel@...ts.infradead.org, linux-i2c@...r.kernel.org,
        linux-samsung-soc@...r.kernel.org,
        Krzysztof Kozlowski <krzk@...nel.org>,
        Kukjin Kim <kgene@...nel.org>,
        Wolfram Sang <wsa@...-dreams.de>,
        LKML <linux-kernel@...r.kernel.org>,
        kernel-janitors@...r.kernel.org
Subject: Re: [PATCH] I2C-S3C2410: Use common error handling code in
 s3c24xx_i2c_probe()

> @@ -1180,24 +1179,21 @@ static int s3c24xx_i2c_probe(struct platform_device *pdev)
>  		i2c->irq = ret = platform_get_irq(pdev, 0);
>  		if (ret <= 0) {

Not related to this patch, but the comparison here should be < 0.  Or
otherwise we should set an error code.  The bug was introduced in commit
e0d1ec97853f ("i2c-s3c2410: Change IRQ to be plain integer.").

>  			dev_err(&pdev->dev, "cannot find IRQ\n");
> -			clk_unprepare(i2c->clk);
> -			return ret;

regards,
dan carpenter

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