linux-kernel - Re: [PATCH v2] net: stmmac: Fix signedness bug in stmmac_probe_config

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Message-ID: <07d81dd7-f59a-b7ca-64e9-ac1ab9aa4758@huawei.com>
Date:   Thu, 20 Aug 2020 10:23:56 +0800
From:   Yuehaibing <yuehaibing@...wei.com>
To:     Andrew Lunn <andrew@...n.ch>
CC:     <peppe.cavallaro@...com>, <alexandre.torgue@...com>,
        <joabreu@...opsys.com>, <davem@...emloft.net>, <kuba@...nel.org>,
        <mcoquelin.stm32@...il.com>, <ajayg@...dia.com>,
        <netdev@...r.kernel.org>,
        <linux-stm32@...md-mailman.stormreply.com>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v2] net: stmmac: Fix signedness bug in
 stmmac_probe_config_dt()

On 2020/8/19 1:04, Andrew Lunn wrote:
> On Tue, Aug 18, 2020 at 11:15:00PM +0800, YueHaibing wrote:
>> The "plat->phy_interface" variable is an enum and in this context GCC
>> will treat it as an unsigned int so the error handling is never
>> triggered.
>>
>> Fixes: b9f0b2f634c0 ("net: stmmac: platform: fix probe for ACPI devices")
>> Signed-off-by: YueHaibing <yuehaibing@...wei.com>
> 
> Hi YueHaibing
> 
> Please take a look at:
> 
> commit 0c65b2b90d13c1deaee6449304dd367c5d4eb8ae
> Author: Andrew Lunn <andrew@...n.ch>
> Date:   Mon Nov 4 02:40:33 2019 +0100
> 
>     net: of_get_phy_mode: Change API to solve int/unit warnings
> 
> You probably want to follow this basic idea.
> 

Thanks, will rework following this.

>     Andrew
> 
> .
>