linux-kernel - Re: [PATCH 1/2] phy: mapphone-mdm6600: fix an error code problem in phy_mdm6600_device_power

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Message-ID: <2722c6df-9247-3d8b-272e-9810d5e19c4b@nfschina.com>
Date:   Fri, 17 Nov 2023 09:22:25 +0800
From:   Su Hui <suhui@...china.com>
To:     Vinod Koul <vkoul@...nel.org>
Cc:     kishon@...nel.org, u.kleine-koenig@...gutronix.de,
        linux-phy@...ts.infradead.org, linux-kernel@...r.kernel.org,
        kernel-janitors@...r.kernel.org
Subject: Re: [PATCH 1/2] phy: mapphone-mdm6600: fix an error code problem in
 phy_mdm6600_device_power_on

On 2023/11/16 19:26, Vinod Koul wrote:
> On 20-10-23, 17:14, Su Hui wrote:
>> When wait_for_completion_timeout() failed, error is assigned
>> '-ETIMEDOUT'. But this error code is never used. Return '-ETIMEDOUT'
>> directly to fix this problem.
> Where is patch 2/2?

Hi,

Sorry, I send a error patch 2/2 because of my carelessness.

This is the address of patch 2/2 which is irrelevant about this patch.

https://lore.kernel.org/all/7f81d365-0440-de01-8be4-9c8d3ab9d69c@nfschina.com/

Su Hui

>> Signed-off-by: Su Hui <suhui@...china.com>
>> ---
>>
>> I'm not sure that return directly is true or not, maybe need some
>> process before return directly.
>>
>>   drivers/phy/motorola/phy-mapphone-mdm6600.c | 2 +-
>>   1 file changed, 1 insertion(+), 1 deletion(-)
>>
>> diff --git a/drivers/phy/motorola/phy-mapphone-mdm6600.c b/drivers/phy/motorola/phy-mapphone-mdm6600.c
>> index 1d567604b650..e84e3390bff0 100644
>> --- a/drivers/phy/motorola/phy-mapphone-mdm6600.c
>> +++ b/drivers/phy/motorola/phy-mapphone-mdm6600.c
>> @@ -421,8 +421,8 @@ static int phy_mdm6600_device_power_on(struct phy_mdm6600 *ddata)
>>   			dev_info(ddata->dev, "Powered up OK\n");
>>   	} else {
>>   		ddata->enabled = false;
>> -		error = -ETIMEDOUT;
>>   		dev_err(ddata->dev, "Timed out powering up\n");
>> +		return -ETIMEDOUT;
>>   	}
>>   
>>   	/* Reconfigure mode1 GPIO as input for OOB wake */
>> -- 
>> 2.30.2