linux-kernel - Re: [PATCH v4 04/14] irqchip/davinci-aintc: Fix potential resource leaks

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Date:   Wed, 1 Jul 2020 17:19:28 +0800
From:   Tiezhu Yang <yangtiezhu@...ngson.cn>
To:     Markus Elfring <Markus.Elfring@....de>,
        Thomas Gleixner <tglx@...utronix.de>,
        Jason Cooper <jason@...edaemon.net>,
        Marc Zyngier <maz@...nel.org>
Cc:     linux-kernel@...r.kernel.org, kernel-janitors@...r.kernel.org
Subject: Re: [PATCH v4 04/14] irqchip/davinci-aintc: Fix potential resource
 leaks

On 07/01/2020 04:15 PM, Markus Elfring wrote:
> …
>> +++ b/drivers/irqchip/irq-davinci-aintc.c
>> @@ -96,7 +96,7 @@ void __init davinci_aintc_init(const struct davinci_aintc_config *config)
>>   				     resource_size(&config->reg));
>>   	if (!davinci_aintc_base) {
>>   		pr_err("%s: unable to ioremap register range\n", __func__);
>> -		return;
>> +		goto err_release;
>>   	}
> …
>
> Can it help to return any error codes?
> Would you like to reconsider the function return type?

No, the initial aim of this patch is just to fix the potential resource 
leaks,
so I think maybe no need to consider the function return type now.

>
> Regards,
> Markus