netdev - Re: [PATCH net] bridge: fix potential crash in __netdev_pick

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Message-Id: <20150709.224921.97621113448468249.davem@davemloft.net>
Date:	Thu, 09 Jul 2015 22:49:21 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	eric.dumazet@...il.com
Cc:	bob.liu@...cle.com, netdev@...r.kernel.org
Subject: Re: [PATCH net] bridge: fix potential crash in __netdev_pick_tx()

From: Eric Dumazet <eric.dumazet@...il.com>
Date: Thu, 09 Jul 2015 18:56:07 +0200

> From: Eric Dumazet <edumazet@...gle.com>
> 
> Commit c29390c6dfee ("xps: must clear sender_cpu before forwarding")
> fixed an issue in normal forward path, caused by sender_cpu & napi_id
> skb fields being an union.
> 
> Bridge is another point where skb can be forwarded, so we need
> the same cure.
> 
> Bug triggers if packet was received on a NIC using skb_mark_napi_id()
> 
> Fixes: 2bd82484bb4c ("xps: fix xps for stacked devices")
> Signed-off-by: Eric Dumazet <edumazet@...gle.com>
> Reported-by: Bob Liu <bob.liu@...cle.com>
> Tested-by: Bob Liu <bob.liu@...cle.com>

Applied and queued up for -stable, thanks.
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