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Message-Id: <20110809.214750.1834270193519738636.davem@davemloft.net> Date: Tue, 09 Aug 2011 21:47:50 -0700 (PDT) From: David Miller <davem@...emloft.net> To: eric.dumazet@...il.com Cc: synapse@...py.csoma.elte.hu, netdev@...r.kernel.org Subject: Re: [PATCH] net: fix potential neighbour race in dst_ifdown() From: Eric Dumazet <eric.dumazet@...il.com> Date: Tue, 09 Aug 2011 08:56:14 +0200 > Le mercredi 03 août 2011 à 03:34 -0700, David Miller a écrit : >> From: Eric Dumazet <eric.dumazet@...il.com> >> Date: Sat, 30 Jul 2011 07:00:53 +0200 >> >> > [PATCH] net: fix NULL dereferences in check_peer_redir() >> >> I'm adding this now to my tree so it gets more widespread >> testing. > > Thanks David > > We probably have other races, here is a followup patch, probably suited > for net-next, since its not clear if its a real problem while device is > unregistering. Consider it as a cleanup at very least. > > [PATCH] net: fix potential neighbour race in dst_ifdown() > > Followup of commit f2c31e32b378a (fix NULL dereferences in > check_peer_redir()). > > We need to make sure dst neighbour doesnt change in dst_ifdown(). > > Fix some sparse errors. > > Signed-off-by: Eric Dumazet <eric.dumazet@...il.com> Ok, applied. I'll keep working to eliminate dst->_neighbour entirely as that's a better long term solution I think :-) -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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