static inline struct espintcp_ctx *espintcp_getctx(const struct sock *sk)
{
- struct inet_connection_sock *icsk = inet_csk(sk);
+ const struct inet_connection_sock *icsk = inet_csk(sk);
/* RCU is only needed for diag */
return (__force void *)icsk->icsk_ulp_data;
#define ICSK_TIME_LOSS_PROBE 5 /* Tail loss probe timer */
#define ICSK_TIME_REO_TIMEOUT 6 /* Reordering timer */
-static inline struct inet_connection_sock *inet_csk(const struct sock *sk)
-{
- return (struct inet_connection_sock *)sk;
-}
+#define inet_csk(ptr) container_of_const(ptr, struct inet_connection_sock, icsk_inet.sk)
static inline void *inet_csk_ca(const struct sock *sk)
{
int tcp_mss_to_mtu(struct sock *sk, int mss);
void tcp_mtup_init(struct sock *sk);
-static inline void tcp_bound_rto(const struct sock *sk)
+static inline void tcp_bound_rto(struct sock *sk)
{
if (inet_csk(sk)->icsk_rto > TCP_RTO_MAX)
inet_csk(sk)->icsk_rto = TCP_RTO_MAX;
static inline struct tls_context *tls_get_ctx(const struct sock *sk)
{
- struct inet_connection_sock *icsk = inet_csk(sk);
+ const struct inet_connection_sock *icsk = inet_csk(sk);
/* Use RCU on icsk_ulp_data only for sock diag code,
* TLS data path doesn't need rcu_dereference().
/*
* Return true if a syncookie should be sent
*/
-static bool tcp_syn_flood_action(const struct sock *sk, const char *proto)
+static bool tcp_syn_flood_action(struct sock *sk, const char *proto)
{
struct request_sock_queue *queue = &inet_csk(sk)->icsk_accept_queue;
const char *msg = "Dropping request";
static u32 tcp_clamp_rto_to_user_timeout(const struct sock *sk)
{
- struct inet_connection_sock *icsk = inet_csk(sk);
+ const struct inet_connection_sock *icsk = inet_csk(sk);
const struct tcp_sock *tp = tcp_sk(sk);
u32 elapsed, user_timeout;
s32 remaining;
u32 tcp_clamp_probe0_to_user_timeout(const struct sock *sk, u32 when)
{
- struct inet_connection_sock *icsk = inet_csk(sk);
+ const struct inet_connection_sock *icsk = inet_csk(sk);
u32 remaining, user_timeout;
s32 elapsed;
static inline struct mptcp_subflow_context *
mptcp_subflow_ctx(const struct sock *sk)
{
- struct inet_connection_sock *icsk = inet_csk(sk);
+ const struct inet_connection_sock *icsk = inet_csk(sk);
/* Use RCU on icsk_ulp_data only for sock diag code */
return (__force struct mptcp_subflow_context *)icsk->icsk_ulp_data;