From mboxrd@z Thu Jan 1 00:00:00 1970 From: Alexei Starovoitov Subject: [PATCH net] bpf: clear sender_cpu before xmit Date: Tue, 6 Oct 2015 20:46:07 -0700 Message-ID: <1444189567-3031-1-git-send-email-ast@plumgrid.com> Cc: Daniel Borkmann , Eric Dumazet , netdev@vger.kernel.org To: "David S. Miller" Return-path: Received: from mail-pa0-f53.google.com ([209.85.220.53]:36086 "EHLO mail-pa0-f53.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753128AbbJGDqP (ORCPT ); Tue, 6 Oct 2015 23:46:15 -0400 Received: by pablk4 with SMTP id lk4so7180964pab.3 for ; Tue, 06 Oct 2015 20:46:14 -0700 (PDT) Sender: netdev-owner@vger.kernel.org List-ID: Similar to commit c29390c6dfee ("xps: must clear sender_cpu before forwarding") the skb->sender_cpu needs to be cleared before xmit. Fixes: 3896d655f4d4 ("bpf: introduce bpf_clone_redirect() helper") Signed-off-by: Alexei Starovoitov --- That is similar to pending patches for xps: http://patchwork.ozlabs.org/patch/526952/ and for act_mirred: http://patchwork.ozlabs.org/patch/527066/ though Fixes tag is different, since bpf_clone_redirect() came in after commit 2bd82484bb4c ("xps: fix xps for stacked devices") --- net/core/filter.c | 1 + 1 file changed, 1 insertion(+) diff --git a/net/core/filter.c b/net/core/filter.c index 87b78ef0c3d4..bb18c3680001 100644 --- a/net/core/filter.c +++ b/net/core/filter.c @@ -1415,6 +1415,7 @@ static u64 bpf_clone_redirect(u64 r1, u64 ifindex, u64 flags, u64 r4, u64 r5) return dev_forward_skb(dev, skb2); skb2->dev = dev; + skb_sender_cpu_clear(skb2); return dev_queue_xmit(skb2); } -- 1.7.9.5