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Date: Fri, 06 Mar 2020 06:56:55 -0800 From: John Fastabend <john.fastabend@...il.com> To: Lorenz Bauer <lmb@...udflare.com>, john.fastabend@...il.com, Daniel Borkmann <daniel@...earbox.net>, Jakub Sitnicki <jakub@...udflare.com>, Lorenz Bauer <lmb@...udflare.com>, "David S. Miller" <davem@...emloft.net>, Jakub Kicinski <kuba@...nel.org>, Eric Dumazet <edumazet@...gle.com>, Alexey Kuznetsov <kuznet@....inr.ac.ru>, Hideaki YOSHIFUJI <yoshfuji@...ux-ipv6.org>, Alexei Starovoitov <ast@...nel.org> Cc: kernel-team@...udflare.com, netdev@...r.kernel.org, bpf@...r.kernel.org, linux-kernel@...r.kernel.org Subject: RE: [PATCH bpf-next v3 01/12] bpf: sockmap: only check ULP for TCP sockets Lorenz Bauer wrote: > The sock maj code checks that a socket does not have an active upper > layer protocol before inserting it into the map. This requires casting > via inet_csk, which isn't valid for UDP sockets. > > Guard checks for ULP by checking inet_sk(sk)->is_icsk first. > > Signed-off-by: Lorenz Bauer <lmb@...udflare.com> > --- Acked-by: John Fastabend <john.fastabend@...il.com>
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