summaryrefslogtreecommitdiff
path: root/include/net/inet_sock.h
diff options
context:
space:
mode:
Diffstat (limited to 'include/net/inet_sock.h')
-rw-r--r--include/net/inet_sock.h15
1 files changed, 14 insertions, 1 deletions
diff --git a/include/net/inet_sock.h b/include/net/inet_sock.h
index 47eb67b08abd..2134e6d815bc 100644
--- a/include/net/inet_sock.h
+++ b/include/net/inet_sock.h
@@ -210,6 +210,18 @@ struct inet_sock {
#define IP_CMSG_ORIGDSTADDR BIT(6)
#define IP_CMSG_CHECKSUM BIT(7)
+/* SYNACK messages might be attached to request sockets.
+ * Some places want to reach the listener in this case.
+ */
+static inline struct sock *skb_to_full_sk(const struct sk_buff *skb)
+{
+ struct sock *sk = skb->sk;
+
+ if (sk && sk->sk_state == TCP_NEW_SYN_RECV)
+ sk = inet_reqsk(sk)->rsk_listener;
+ return sk;
+}
+
static inline struct inet_sock *inet_sk(const struct sock *sk)
{
return (struct inet_sock *)sk;
@@ -245,7 +257,8 @@ static inline unsigned int __inet_ehashfn(const __be32 laddr,
}
struct request_sock *inet_reqsk_alloc(const struct request_sock_ops *ops,
- struct sock *sk_listener);
+ struct sock *sk_listener,
+ bool attach_listener);
static inline __u8 inet_sk_flowi_flags(const struct sock *sk)
{