linux-kernel - Re: [PATCH net] macsec: fix UAF bug for real

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Message-ID: <71f44378-3961-b751-1ae9-f9c4bc4b061a@huawei.com>
Date:   Tue, 31 May 2022 14:27:53 +0800
From:   "Ziyang Xuan (William)" <william.xuanziyang@...wei.com>
To:     Jakub Kicinski <kuba@...nel.org>
CC:     <davem@...emloft.net>, <edumazet@...gle.com>, <pabeni@...hat.com>,
        <netdev@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <ap420073@...il.com>
Subject: Re: [PATCH net] macsec: fix UAF bug for real_dev

> On Sat, 28 May 2022 17:36:59 +0800 Ziyang Xuan wrote:
>> --- a/drivers/net/macsec.c
>> +++ b/drivers/net/macsec.c
>> @@ -107,6 +107,7 @@ struct pcpu_secy_stats {
>>  struct macsec_dev {
>>  	struct macsec_secy secy;
>>  	struct net_device *real_dev;
>> +	netdevice_tracker dev_tracker;
> 
> You need to add kdoc for @dev_tracker.

Yes, it's right. I will give v2 later.

Thank you!
> .
>