From: Stephen Hemminger <shemminger@linux-foundation.org>
To: Urs Thuermann <urs@isnogud.escape.de>
Cc: Arnaldo Carvalho de Melo <acme@ghostprotocols.net>,
netdev@vger.kernel.org, David Miller <davem@davemloft.net>,
Patrick McHardy <kaber@trash.net>, Joe Perches <joe@perches.com>,
Thomas Gleixner <tglx@linutronix.de>,
Oliver Hartkopp <oliver@hartkopp.net>,
Oliver Hartkopp <oliver.hartkopp@volkswagen.de>
Subject: Re: [PATCH 2/7] CAN: Add PF_CAN core module
Date: Tue, 25 Sep 2007 08:33:03 -0700 [thread overview]
Message-ID: <20070925083303.6c1f7701@freepuppy.rosehill> (raw)
In-Reply-To: <ygfr6kmev3i.fsf@janus.isnogud.escape.de>
On 25 Sep 2007 15:24:33 +0200
Urs Thuermann <urs@isnogud.escape.de> wrote:
> Arnaldo Carvalho de Melo <acme@ghostprotocols.net> writes:
>
> > > + skb_queue_purge(&sk->sk_receive_queue);
> > > + if (sk->sk_protinfo)
> > > + kfree(sk->sk_protinfo);
> > > +}
> >
> > Is it really needed to do this sk_protinfo check?
>
> Thanks for finding this. This is from 2.6.12 times or so. We have
> other CAN protocol (which we are not allowed to put under GPL)
> implemenatations which still use the protinfo field. But we should
> change those and I will delete this check.
>
> urs
Then please make all exported symbols marked EXPORT_SYMBOL_GPL to make
sure that the other CAN protocol can not reuse your infrastructure.
--
Stephen Hemminger <shemminger@linux-foundation.org>
next prev parent reply other threads:[~2007-09-25 15:35 UTC|newest]
Thread overview: 75+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-09-25 12:20 [PATCH 0/7] CAN: Add new PF_CAN protocol family, try #8 Urs Thuermann
2007-09-25 12:20 ` [PATCH 1/7] CAN: Allocate protocol numbers for PF_CAN Urs Thuermann
2007-09-25 12:20 ` [PATCH 2/7] CAN: Add PF_CAN core module Urs Thuermann
2007-09-25 12:41 ` Arnaldo Carvalho de Melo
2007-09-25 13:24 ` Urs Thuermann
2007-09-25 15:33 ` Stephen Hemminger [this message]
2007-09-25 21:00 ` Urs Thuermann
2007-09-25 21:07 ` Stephen Hemminger
2007-09-25 21:09 ` David Miller
2007-09-28 16:27 ` Thomas Gleixner
2007-09-28 20:20 ` David Miller
2007-09-28 20:28 ` Thomas Gleixner
2007-09-25 12:20 ` [PATCH 3/7] CAN: Add raw protocol Urs Thuermann
2007-09-25 12:20 ` [PATCH 4/7] CAN: Add broadcast manager (bcm) protocol Urs Thuermann
2007-09-25 12:51 ` Arnaldo Carvalho de Melo
2007-09-25 13:26 ` Urs Thuermann
2007-09-25 12:20 ` [PATCH 5/7] CAN: Add virtual CAN netdevice driver Urs Thuermann
2007-09-25 13:26 ` YOSHIFUJI Hideaki / 吉藤英明
2007-09-25 14:00 ` Urs Thuermann
2007-09-25 14:47 ` Patrick McHardy
2007-09-25 17:55 ` Oliver Hartkopp
2007-09-25 17:53 ` Patrick McHardy
2007-09-25 19:09 ` Oliver Hartkopp
2007-09-25 12:20 ` [PATCH 6/7] CAN: Add maintainer entries Urs Thuermann
2007-09-25 12:20 ` [PATCH 7/7] CAN: Add documentation Urs Thuermann
-- strict thread matches above, loose matches on Subject: below --
2007-11-16 15:02 [PATCH 0/7] CAN: New PF_CAN protocol family for 2.6.25, update Urs Thuermann
2007-11-16 15:02 ` [PATCH 2/7] CAN: Add PF_CAN core module Urs Thuermann
2007-11-14 12:13 [PATCH 0/7] CAN: New PF_CAN protocol family for 2.6.25 Urs Thuermann
2007-11-14 12:13 ` [PATCH 2/7] CAN: Add PF_CAN core module Urs Thuermann
2007-11-14 21:38 ` Stephen Hemminger
2007-11-15 7:40 ` Oliver Hartkopp
2007-11-15 8:04 ` Joe Perches
2007-11-15 11:51 ` Urs Thuermann
2007-11-15 12:05 ` David Miller
2007-11-15 15:11 ` Sam Ravnborg
2007-11-16 14:33 ` Urs Thuermann
2007-11-16 23:42 ` David Miller
2007-11-15 11:36 ` Urs Thuermann
2007-11-15 15:09 ` Sam Ravnborg
2007-10-05 10:49 [PATCH 0/7] CAN: Add new PF_CAN protocol family, try #10 Urs Thuermann
2007-10-05 10:49 ` [PATCH 2/7] CAN: Add PF_CAN core module Urs Thuermann
2007-10-02 13:10 [PATCH 0/7] CAN: Add new PF_CAN protocol family, try #9 Urs Thuermann
2007-10-02 13:10 ` [PATCH 2/7] CAN: Add PF_CAN core module Urs Thuermann
2007-10-02 14:38 ` Arnaldo Carvalho de Melo
2007-10-02 16:09 ` Oliver Hartkopp
2007-10-04 11:51 ` Urs Thuermann
2007-10-04 13:40 ` Arnaldo Carvalho de Melo
2007-09-20 18:43 [PATCH 0/7] CAN: Add new PF_CAN protocol family, try #7 Urs Thuermann
2007-09-20 18:43 ` [PATCH 2/7] CAN: Add PF_CAN core module Urs Thuermann
2007-09-20 20:06 ` Joe Perches
2007-09-20 20:27 ` Thomas Gleixner
2007-09-21 10:35 ` Urs Thuermann
2007-09-21 16:58 ` Joe Perches
2007-09-24 19:23 ` Urs Thuermann
2007-09-21 12:47 ` Patrick McHardy
2007-09-21 18:01 ` Urs Thuermann
2007-09-22 10:53 ` Patrick McHardy
2007-09-17 10:03 [PATCH 0/7] CAN: Add new PF_CAN protocol family, try #6 Urs Thuermann
2007-09-17 10:03 ` [PATCH 2/7] CAN: Add PF_CAN core module Urs Thuermann
2007-09-17 15:50 ` Paul E. McKenney
2007-09-18 13:31 ` Patrick McHardy
2007-09-18 14:54 ` Urs Thuermann
2007-09-18 15:07 ` Patrick McHardy
2007-09-18 21:20 ` Urs Thuermann
2007-09-19 8:27 ` Patrick McHardy
2007-09-20 8:53 ` Urs Thuermann
2007-09-20 10:33 ` Patrick McHardy
2007-09-20 11:30 ` Urs Thuermann
2007-09-20 11:43 ` Patrick McHardy
2007-08-04 2:06 [patch 0/7] CAN: Add new PF_CAN protocol family, try #5 Urs Thuermann
2007-08-04 2:06 ` [patch 2/7] CAN: Add PF_CAN core module Urs Thuermann
2007-06-22 3:44 [patch 0/7] CAN: Add new PF_CAN protocol family, try #3 Urs Thuermann
2007-06-22 3:44 ` [patch 2/7] CAN: Add PF_CAN core module Urs Thuermann
2007-05-30 13:11 [patch 0/7] CAN: Add new PF_CAN protocol family, update Urs Thuermann
2007-05-30 13:11 ` [patch 2/7] CAN: Add PF_CAN core module Urs Thuermann
2007-05-16 14:51 [patch 0/7] CAN: Add new PF_CAN protocol family Urs Thuermann
2007-05-16 14:51 ` [patch 2/7] CAN: Add PF_CAN core module Urs Thuermann
2007-05-16 16:35 ` Arnaldo Carvalho de Melo
2007-05-16 19:14 ` Urs Thuermann
2007-05-16 20:51 ` Arnaldo Carvalho de Melo
2007-05-18 0:59 ` Paul E. McKenney
2007-05-18 9:19 ` Oliver Hartkopp
2007-05-18 14:33 ` Paul E. McKenney
2007-05-18 15:03 ` Oliver Hartkopp
2007-05-18 21:06 ` Oliver Hartkopp
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