netdev - Re: [PATCH net-next] net/packet: Remove unused macro BLOCK

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Date:   Sat, 5 Sep 2020 11:00:27 +0800
From:   "wanghai (M)" <wanghai38@...wei.com>
To:     Willem de Bruijn <willemdebruijn.kernel@...il.com>
CC:     David Miller <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>,
        "John Ogness" <john.ogness@...utronix.de>,
        Mao Wenan <maowenan@...wei.com>, <jrosen@...co.com>,
        Arnd Bergmann <arnd@...db.de>,
        Colin King <colin.king@...onical.com>,
        Eric Dumazet <edumazet@...gle.com>,
        "Network Development" <netdev@...r.kernel.org>,
        linux-kernel <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH net-next] net/packet: Remove unused macro BLOCK_PRIV


在 2020/9/4 21:26, Willem de Bruijn 写道:
> On Fri, Sep 4, 2020 at 3:09 PM Wang Hai <wanghai38@...wei.com> wrote:
>> BPDU_TYPE_TCN is never used after it was introduced.
>> So better to remove it.
> This comment does not cover the patch contents. Otherwise the patch
> looks good to me.
Thanks for your review, I will revise this comment.
>> Reported-by: Hulk Robot <hulkci@...wei.com>
>> Signed-off-by: Wang Hai <wanghai38@...wei.com>
>> ---
>>   net/packet/af_packet.c | 1 -
>>   1 file changed, 1 deletion(-)
>>
>> diff --git a/net/packet/af_packet.c b/net/packet/af_packet.c
>> index da8254e680f9..c430672c6a67 100644
>> --- a/net/packet/af_packet.c
>> +++ b/net/packet/af_packet.c
>> @@ -177,7 +177,6 @@ static int packet_set_ring(struct sock *sk, union tpacket_req_u *req_u,
>>   #define BLOCK_LEN(x)           ((x)->hdr.bh1.blk_len)
>>   #define BLOCK_SNUM(x)          ((x)->hdr.bh1.seq_num)
>>   #define BLOCK_O2PRIV(x)        ((x)->offset_to_priv)
>> -#define BLOCK_PRIV(x)          ((void *)((char *)(x) + BLOCK_O2PRIV(x)))
>>
>>   struct packet_sock;
>>   static int tpacket_rcv(struct sk_buff *skb, struct net_device *dev,
>> --
>> 2.17.1
>>
> .
>