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From: Cong Wang <xiyou.wangcong@gmail.com>
To: Hangbin Liu <liuhangbin@gmail.com>
Cc: network dev <netdev@vger.kernel.org>,
	Roopa Prabhu <roopa@cumulusnetworks.com>
Subject: Re: [PATCH net] ipv6: no need to return rt->dst.error if it is not null entry.
Date: Mon, 24 Jul 2017 12:57:43 -0700	[thread overview]
Message-ID: <CAM_iQpW4qj2N77QrCvt9jd6jhOGvyRye8eyBzzk+vXeUi_FaoQ@mail.gmail.com> (raw)
In-Reply-To: <20170724030907.GC2938@leo.usersys.redhat.com>

On Sun, Jul 23, 2017 at 8:09 PM, Hangbin Liu <liuhangbin@gmail.com> wrote:
> Do we still need this net->ipv6.ip6_null_entry check? How about remove all
> the checks?

I believe you only need to check for rt->dst.error, no need to check against
NULL or ip6_null_entry.

Take a look at other ip6_route_lookup() callers.

  reply	other threads:[~2017-07-24 19:58 UTC|newest]

Thread overview: 46+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-07-20 14:51 [PATCH net] ipv6: no need to return rt->dst.error if it is not null entry Hangbin Liu
2017-07-20 15:06 ` Hangbin Liu
2017-07-20 15:23   ` Hangbin Liu
2017-07-21 15:53     ` David Ahern
2017-07-21 18:42     ` Cong Wang
2017-07-21 21:53       ` Roopa Prabhu
2017-07-23  4:54         ` Roopa Prabhu
2017-07-24  3:09       ` Hangbin Liu
2017-07-24 19:57         ` Cong Wang [this message]
2017-07-25  0:08           ` Hangbin Liu
2017-07-25  3:28             ` David Ahern
2017-07-25  7:32               ` Hangbin Liu
2017-07-26 17:18                 ` David Ahern
2017-07-26 18:27                   ` Roopa Prabhu
2017-07-26 18:49                     ` David Ahern
2017-07-26 18:55                       ` Roopa Prabhu
2017-07-26 19:00                         ` David Ahern
2017-07-26 19:38                           ` Roopa Prabhu
2017-07-27 16:08                           ` Hangbin Liu
2017-07-28  4:56                       ` Cong Wang
2017-07-28 11:04                         ` Hangbin Liu
2017-07-28 15:10                         ` David Ahern
2017-07-28 17:13                           ` Roopa Prabhu
2017-07-28 17:39                             ` David Ahern
2017-07-28 19:52                               ` Roopa Prabhu
2017-07-29 14:41                                 ` David Ahern
2017-07-31 18:37                               ` Cong Wang
2017-07-31 18:40                                 ` David Ahern
2017-07-25 17:49             ` Cong Wang
2017-07-26  9:18               ` Hangbin Liu
2017-07-21  3:47 ` [PATCHv2 net] ipv6: should not return rt->dst.error if it is prohibit or blk hole entry Hangbin Liu
2017-07-21 15:29   ` kbuild test robot
2017-07-21 16:34   ` kbuild test robot
2017-07-23  4:55 ` [PATCH net] ipv6: no need to return rt->dst.error if it is not null entry Roopa Prabhu
2017-07-24  2:28   ` Hangbin Liu
2017-07-26  9:20 ` [PATCHv3 net] ipv6: no need to return rt->dst.error if it is prohibit entry Hangbin Liu
2017-07-26 17:09   ` David Ahern
2017-07-26 18:48     ` David Ahern
2017-07-27 13:48     ` Hangbin Liu
2017-07-27 16:25 ` [PATCHv4 net] ipv6: no need to check rt->dst.error when get route info Hangbin Liu
2017-07-27 18:03   ` David Ahern
2017-07-28 17:23     ` David Ahern
2017-07-27 19:52   ` Roopa Prabhu
2017-07-31 23:22   ` David Miller
2017-07-31 23:34     ` David Ahern
2017-07-31 23:39       ` David Miller

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