netdev - Re: [Patch net] ipv6: restore the behavior of ipv6_sock_ac

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Message-Id: <20140907.161032.428676807612508937.davem@davemloft.net>
Date:	Sun, 07 Sep 2014 16:10:32 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	xiyou.wangcong@...il.com
Cc:	netdev@...r.kernel.org, sd@...asysnail.net
Subject: Re: [Patch net] ipv6: restore the behavior of ipv6_sock_ac_drop()

From: Cong Wang <xiyou.wangcong@...il.com>
Date: Fri,  5 Sep 2014 14:33:00 -0700

> It is possible that the interface is already gone after joining
> the list of anycast on this interface as we don't hold a refcount
> for the device, in this case we are safe to ignore the error.
> 
> What's more important, for API compatibility we should not
> change this behavior for applications even if it were correct.
> 
> Fixes: commit a9ed4a2986e13011 ("ipv6: fix rtnl locking in setsockopt for anycast and multicast")
> Cc: Sabrina Dubroca <sd@...asysnail.net>
> Cc: David S. Miller <davem@...emloft.net>
> Signed-off-by: Cong Wang <xiyou.wangcong@...il.com>

Applied, thanks.
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