netdev.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: David Miller <davem@davemloft.net>
To: marcelo.leitner@gmail.com
Cc: hideaki.yoshifuji@miraclelinux.com, glider@google.com,
	dvyukov@google.com, kcc@google.com, edumazet@google.com,
	lucien.xin@gmail.com, vyasevich@gmail.com,
	linux-kernel@vger.kernel.org, linux-sctp@vger.kernel.org,
	netdev@vger.kernel.org, yoshfuji@linux-ipv6.org
Subject: Re: [PATCH v2] sctp: fully initialize the IPv6 address in sctp_v6_to_addr()
Date: Mon, 14 Aug 2017 19:40:51 -0700 (PDT)	[thread overview]
Message-ID: <20170814.194051.1408830683580606508.davem@davemloft.net> (raw)
In-Reply-To: <20170815015814.GB18688@localhost.localdomain>

From: Marcelo Ricardo Leitner <marcelo.leitner@gmail.com>
Date: Mon, 14 Aug 2017 22:58:14 -0300

> On Tue, Aug 15, 2017 at 10:43:59AM +0900, 吉藤英明 wrote:
>> > diff --git a/net/sctp/ipv6.c b/net/sctp/ipv6.c
>> > index 2a186b201ad2..a15d691829c6 100644
>> > --- a/net/sctp/ipv6.c
>> > +++ b/net/sctp/ipv6.c
>> > @@ -513,6 +513,8 @@ static void sctp_v6_to_addr(union sctp_addr *addr, struct in6_addr *saddr,
>> >         addr->sa.sa_family = AF_INET6;
>> >         addr->v6.sin6_port = port;
>> >         addr->v6.sin6_addr = *saddr;
>> > +       addr->v6.sin6_flowinfo = 0;
>> > +       addr->v6.sin6_scope_id = 0;
>> 
>> Please set flowinfo between port and addr.
> 
> Why?

Store buffer compression.

You want to always initialize structure member in the order
they are in memory.

No, the compiler won't do this automatically.

  reply	other threads:[~2017-08-15  2:40 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-08-14 18:43 [PATCH v2] sctp: fully initialize the IPv6 address in sctp_v6_to_addr() Alexander Potapenko
2017-08-14 23:07 ` Marcelo Ricardo Leitner
2017-08-15  1:43 ` 吉藤英明
2017-08-15  1:58   ` Marcelo Ricardo Leitner
2017-08-15  2:40     ` David Miller [this message]
2017-08-15 15:05       ` Marcelo Ricardo Leitner
2017-08-15 15:37         ` Eric Dumazet
2017-08-15 16:31           ` Marcelo Ricardo Leitner

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20170814.194051.1408830683580606508.davem@davemloft.net \
    --to=davem@davemloft.net \
    --cc=dvyukov@google.com \
    --cc=edumazet@google.com \
    --cc=glider@google.com \
    --cc=hideaki.yoshifuji@miraclelinux.com \
    --cc=kcc@google.com \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux-sctp@vger.kernel.org \
    --cc=lucien.xin@gmail.com \
    --cc=marcelo.leitner@gmail.com \
    --cc=netdev@vger.kernel.org \
    --cc=vyasevich@gmail.com \
    --cc=yoshfuji@linux-ipv6.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).