@@ -1717,7 +1717,7 @@ struct tcp_request_sock_ops {
const struct request_sock *req,
bool *strict);
__u32 (*init_seq)(const struct sk_buff *skb);
- int (*send_synack)(struct sock *sk, struct dst_entry *dst,
+ int (*send_synack)(const struct sock *sk, struct dst_entry *dst,
struct flowi *fl, struct request_sock *req,
u16 queue_mapping, struct tcp_fastopen_cookie *foc);
void (*queue_hash_add)(struct sock *sk, struct request_sock *req,
@@ -818,7 +818,7 @@ static void tcp_v4_reqsk_send_ack(struct sock *sk, struct sk_buff *skb,
* This still operates on a request_sock only, not on a big
* socket.
*/
-static int tcp_v4_send_synack(struct sock *sk, struct dst_entry *dst,
+static int tcp_v4_send_synack(const struct sock *sk, struct dst_entry *dst,
struct flowi *fl,
struct request_sock *req,
u16 queue_mapping,
@@ -434,7 +434,7 @@ out:
}
-static int tcp_v6_send_synack(struct sock *sk, struct dst_entry *dst,
+static int tcp_v6_send_synack(const struct sock *sk, struct dst_entry *dst,
struct flowi *fl,
struct request_sock *req,
u16 queue_mapping,
This documents fact that listener lock might not be held at the time SYNACK are sent. Signed-off-by: Eric Dumazet <edumazet@google.com> --- include/net/tcp.h | 2 +- net/ipv4/tcp_ipv4.c | 2 +- net/ipv6/tcp_ipv6.c | 2 +- 3 files changed, 3 insertions(+), 3 deletions(-)