netdev - Re: [PATCH v2] net: ipv6: remove unused local variable

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Message-ID: <20210715141937.5356-1-rocco.yue@mediatek.com>
Date:   Thu, 15 Jul 2021 22:19:37 +0800
From:   Rocco Yue <rocco.yue@...iatek.com>
To:     David Ahern <dsahern@...il.com>
CC:     "David S . Miller" <davem@...emloft.net>,
        Hideaki YOSHIFUJI <yoshfuji@...ux-ipv6.org>,
        David Ahern <dsahern@...nel.org>,
        Jakub Kicinski <kuba@...nel.org>,
        Matthias Brugger <matthias.bgg@...il.com>,
        <netdev@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-mediatek@...ts.infradead.org>, <wsd_upstream@...iatek.com>,
        <rocco.yue@...il.com>, Rocco Yue <rocco.yue@...iatek.com>
Subject: Re: [PATCH v2] net: ipv6: remove unused local variable

On Thu, 2021-07-15 at 08:16 -0600, David Ahern wrote:
> On 7/14/21 10:20 PM, Rocco Yue wrote:
>> The local variable "struct net *net" in the two functions of
>> inet6_rtm_getaddr() and inet6_dump_addr() are actually useless,
>> so remove them.
>> 
>> Signed-off-by: Rocco Yue <rocco.yue@...iatek.com>
>> ---
>>  net/ipv6/addrconf.c | 6 ++----
>>  1 file changed, 2 insertions(+), 4 deletions(-)
>> 
> 
> a v2 with no changelog. From what I can tell the only difference is
> "net: " in the Subject line which is not what I said in the last email.
> 
> Let me try again: There are 2 trees - net for bug fixes and net-next for
> development (anything that is not a bug fix). Each patch should specify
> which tree the patch is for by putting 'net' or 'net-next' in the
> brackets ([]). This is a cleanup not a bug fix, so this patch should be:
> 
> [PATCH net-next] ipv6: remove unused local variable
> 
> and really that should be
> 
> [PATCH net-next] ipv6: remove unnecessary local variable
> 
> If you send more versions of a patch always put a changelog - a summary
> of what is different in the current patch versus the previous ones.
> 
> No need to send another version of this patch unless you get a comment
> requesting change, or the maintainers ask for a re-send.
> 
> Reviewed-by: David Ahern <dsahern@...nel.org>

Hi David,

Thanks for your detailed explanation,
I am appreciated that you shared these valureable advices for me.
They are important for my furture upstream work.
I will re-send it :)

Sincerely,
Rocco