Commit 122e6c79 authored by Cong Wang's avatar Cong Wang Committed by Alexei Starovoitov
Browse files

sock_map: Update sock type checks for UDP 



Now UDP supports sockmap and redirection, we can safely update
the sock type checks for it accordingly.

Signed-off-by: default avatarCong Wang <cong.wang@bytedance.com>
Signed-off-by: default avatarAlexei Starovoitov <ast@kernel.org>
Acked-by: default avatarJohn Fastabend <john.fastabend@gmail.com>
Link: https://lore.kernel.org/bpf/20210331023237.41094-15-xiyou.wangcong@gmail.com
parent 1f5be6b3

net/core/sock_map.c

+4 −1
Original line number Diff line number Diff line
@@ -535,7 +535,10 @@ static bool sk_is_udp(const struct sock *sk) 


static bool sock_map_redirect_allowed(const struct sock *sk)

{

	return sk_is_tcp(sk) && sk->sk_state != TCP_LISTEN;

	if (sk_is_tcp(sk))

		return sk->sk_state != TCP_LISTEN;

	else

		return sk->sk_state == TCP_ESTABLISHED;

}



static bool sock_map_sk_is_suitable(const struct sock *sk)