linux-kernel - Re: [PATCH v2 08/13] memory: tegra186-emc: Simplify and handle deferred probe with dev_err

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Message-ID: <1db683cc-ffce-48da-ad2f-e25ed901ce00@kernel.org>
Date: Thu, 6 Nov 2025 13:13:04 +0100
From: Krzysztof Kozlowski <krzk@...nel.org>
To: Jon Hunter <jonathanh@...dia.com>,
 Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>,
 Thierry Reding <thierry.reding@...il.com>
Cc: linux-kernel@...r.kernel.org, linux-tegra@...r.kernel.org,
 Aaron Kling <webgeek1234@...il.com>
Subject: Re: [PATCH v2 08/13] memory: tegra186-emc: Simplify and handle
 deferred probe with dev_err_probe()

On 06/11/2025 13:04, Jon Hunter wrote:
>> @@ -319,14 +318,13 @@ static int tegra186_emc_probe(struct platform_device *pdev)
>>   
>>   	emc->bpmp = tegra_bpmp_get(&pdev->dev);
>>   	if (IS_ERR(emc->bpmp))
>> -		return dev_err_probe(&pdev->dev, PTR_ERR(emc->bpmp), "failed to get BPMP\n");
>> +		return dev_err_probe(&pdev->dev, PTR_ERR(emc->bpmp),
>> +				     "failed to get BPMP\n");
>>   
>>   	emc->clk = devm_clk_get(&pdev->dev, "emc");
>> -	if (IS_ERR(emc->clk)) {
>> -		err = PTR_ERR(emc->clk);
>> -		dev_err(&pdev->dev, "failed to get EMC clock: %d\n", err);
>> -		goto put_bpmp;
>> -	}
>> +	if (IS_ERR(emc->clk))
>> +		return dev_err_probe(&pdev->dev, PTR_ERR(emc->clk),
>> +				     "failed to get EMC clock\n");
> 
> I see now that we dropped a 'put_bpmp' here and we should not have. I 
> see this is in -next, do you want fix up or I can send a patch?


Indeed, thanks for noticing this. Please send a patch with Fixes tag.
Will you also take a look at other patches from this patchset, if I did
not make same mistake?

Best regards,
Krzysztof