From: Eric Dumazet <eric.dumazet@gmail.com>
To: dingtianhong <dingtianhong@huawei.com>
Cc: "David S. Miller" <davem@davemloft.net>,
Eric Dumazet <edumazet@google.com>,
netdev@vger.kernel.org, Li Zefan <lizefan@huawei.com>,
Xinwei Hu <huxinwei@huawei.com>
Subject: Re: [Eulerkernel] [PATCH] af_unix: dont send SCM_CREDENTIAL when dest socket is NULL
Date: Tue, 26 Mar 2013 06:46:37 -0700 [thread overview]
Message-ID: <1364305597.1716.13.camel@edumazet-glaptop> (raw)
In-Reply-To: <515187F6.4030905@huawei.com>
On Tue, 2013-03-26 at 19:35 +0800, dingtianhong wrote:
> I think if not call scm_set_creds(), the credential would useles in recvmsg().
> we could remove code:
> if (check_creds) {
> /* Never glue messages from different writers */
> if ((UNIXCB(skb).pid != siocb->scm->pid) ||
> (UNIXCB(skb).cred != siocb->scm->cred))
> break;
> } else {
> /* Copy credentials */
> scm_set_cred(siocb->scm, UNIXCB(skb).pid, UNIXCB(skb).cred);
> check_creds = 1;
> }
Are you paraphrasing me or saying something different ?
next prev parent reply other threads:[~2013-03-26 13:46 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-03-25 10:28 [Eulerkernel] [PATCH] af_unix: dont send SCM_CREDENTIAL when dest socket is NULL dingtianhong
2013-03-25 14:04 ` Eric Dumazet
2013-03-25 17:12 ` David Miller
2013-03-26 3:08 ` dingtianhong
2013-03-26 4:32 ` Eric Dumazet
2013-03-26 11:35 ` dingtianhong
2013-03-26 13:46 ` Eric Dumazet [this message]
2013-03-27 7:35 ` dingtianhong
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