netdev - Re: [PATCH] net: Fix IP_MULTICAST

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Message-Id: <20091019.212107.81347219.davem@davemloft.net>
Date:	Mon, 19 Oct 2009 21:21:07 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	eric.dumazet@...il.com
Cc:	netdev@...r.kernel.org
Subject: Re: [PATCH] net: Fix IP_MULTICAST_IF

From: Eric Dumazet <eric.dumazet@...il.com>
Date: Tue, 20 Oct 2009 06:16:02 +0200

> BTW, even an insertion can crash a lockless reader, since reader
>  could see a corrupt n->next (hlist_add_head() has no barrier
>  between n->next = first and h->first = n;)

Ok, now that convinces it for me, I'll apply your patch, thanks!
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