From: Cong Wang <cong.wang@xxxxxxxxxxxxx>
Now UDP supports sockmap and redirection, we can safely update
the sock type checks for it accordingly.
Cc: John Fastabend <john.fastabend@xxxxxxxxx>
Cc: Daniel Borkmann <daniel@xxxxxxxxxxxxx>
Cc: Jakub Sitnicki <jakub@xxxxxxxxxxxxxx>
Cc: Lorenz Bauer <lmb@xxxxxxxxxxxxxx>
Signed-off-by: Cong Wang <cong.wang@xxxxxxxxxxxxx>
---
net/core/sock_map.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/net/core/sock_map.c b/net/core/sock_map.c
index d04b98fc8104..9ed040c7d9e7 100644
--- a/net/core/sock_map.c
+++ b/net/core/sock_map.c
@@ -549,7 +549,10 @@ 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)
--
2.25.1
