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Date: Thu, 20 Feb 2020 19:28:29 -0800 From: John Fastabend <john.fastabend@...il.com> To: Jakub Sitnicki <jakub@...udflare.com>, bpf@...r.kernel.org Cc: netdev@...r.kernel.org, kernel-team@...udflare.com, John Fastabend <john.fastabend@...il.com>, Lorenz Bauer <lmb@...udflare.com>, Martin Lau <kafai@...com>, eric.dumazet@...il.com Subject: RE: [PATCH bpf-next v7 03/11] tcp_bpf: Don't let child socket inherit parent protocol ops on copy Jakub Sitnicki wrote: > Prepare for cloning listening sockets that have their protocol callbacks > overridden by sk_msg. Child sockets must not inherit parent callbacks that > access state stored in sk_user_data owned by the parent. > > Restore the child socket protocol callbacks before it gets hashed and any > of the callbacks can get invoked. > > Signed-off-by: Jakub Sitnicki <jakub@...udflare.com> > --- Looks reasonable to me. CC'ing Eric as well. Acked-by: John Fastabend <john.fastabend@...il.com>
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