lists.openwall.net   lists  /  announce  owl-users  owl-dev  john-users  john-dev  passwdqc-users  yescrypt  popa3d-users  /  oss-security  kernel-hardening  musl  sabotage  tlsify  passwords  /  crypt-dev  xvendor  /  Bugtraq  Full-Disclosure  linux-kernel  linux-netdev  linux-ext4  linux-hardening  linux-cve-announce  PHC 
Open Source and information security mailing list archives
 
Hash Suite: Windows password security audit tool. GUI, reports in PDF.
[<prev] [next>] [<thread-prev] [day] [month] [year] [list]
Message-Id: <20110524.132825.968974982805294440.davem@davemloft.net>
Date:	Tue, 24 May 2011 13:28:25 -0400 (EDT)
From:	David Miller <davem@...emloft.net>
To:	vfalico@...hat.com
Cc:	dlstevens@...ibm.com, jmorris@...ei.org, kaber@...sh.net,
	kuznet@....inr.ac.ru, linux-kernel@...r.kernel.org, mmarek@...e.cz,
	netdev@...r.kernel.org, netdev-owner@...r.kernel.org,
	pekkas@...core.fi, yoshfuji@...ux-ipv6.org
Subject: Re: [PATCH v4 1/1] igmp: call ip_mc_clear_src() only when we have
 no users of ip_mc_list

From: Veaceslav Falico <vfalico@...hat.com>
Date: Tue, 24 May 2011 11:15:05 +0200

> In igmp_group_dropped() we call ip_mc_clear_src(), which resets the number
> of source filters per mulitcast. However, igmp_group_dropped() is also
> called on NETDEV_DOWN, NETDEV_PRE_TYPE_CHANGE and NETDEV_UNREGISTER, which
> means that the group might get added back on NETDEV_UP, NETDEV_REGISTER and
> NETDEV_POST_TYPE_CHANGE respectively, leaving us with broken source
> filters.
> 
> To fix that, we must clear the source filters only when there are no users
> in the ip_mc_list, i.e. in ip_mc_dec_group() and on device destroy.
> 
> Acked-by: David L Stevens <dlstevens@...ibm.com>
> Signed-off-by: Veaceslav Falico <vfalico@...hat.com>

Applied.
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/

Powered by blists - more mailing lists

Powered by Openwall GNU/*/Linux Powered by OpenVZ