linux-kernel - Re: [PATCH] i2c: qup: Fix pm_runtime_get

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Message-ID: <1399099252.4310.1.camel@violet>
Date:	Sat, 03 May 2014 09:40:52 +0300
From:	"Ivan T. Ivanov" <iivanov@...sol.com>
To:	Andy Gross <agross@...eaurora.org>
Cc:	linux-i2c@...r.kernel.org,
	Bjorn Andersson <bjorn.andersson@...ymobile.com>,
	linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
	linux-arm-msm@...r.kernel.org
Subject: Re: [PATCH] i2c: qup: Fix pm_runtime_get_sync usage

On Fri, 2014-05-02 at 20:54 -0500, Andy Gross wrote:
> This patch corrects the error check on the call to pm_runtime_get_sync.
> 
> Signed-off-by: Andy Gross <agross@...eaurora.org>


Reviewed-by: Ivan T. Ivanov <iivanov@...sol.com>

> ---
>  drivers/i2c/busses/i2c-qup.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/i2c/busses/i2c-qup.c b/drivers/i2c/busses/i2c-qup.c
> index 1b4cf14..2a5efb5 100644
> --- a/drivers/i2c/busses/i2c-qup.c
> +++ b/drivers/i2c/busses/i2c-qup.c
> @@ -479,7 +479,7 @@ static int qup_i2c_xfer(struct i2c_adapter *adap,
>  	int ret, idx;
>  
>  	ret = pm_runtime_get_sync(qup->dev);
> -	if (ret)
> +	if (ret < 0)
>  		goto out;
>  
>  	writel(1, qup->base + QUP_SW_RESET);


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