[PATCH net-next] net: tcp: drop unused function argument from mptcp_incoming_options

[Florian Westphal]

Since commit cfde141ea3faa30e ("mptcp: move option parsing into
mptcp_incoming_options()"), the 3rd function argument is no longer used.

Signed-off-by: Florian Westphal <f...@strlen.de>
---
 include/net/mptcp.h  | 6 ++----
 net/ipv4/tcp_input.c | 4 ++--
 net/mptcp/options.c  | 3 +--
 3 files changed, 5 insertions(+), 8 deletions(-)

diff --git a/include/net/mptcp.h b/include/net/mptcp.h
index 3525d2822abe..753ba7e755d6 100644
--- a/include/net/mptcp.h
+++ b/include/net/mptcp.h
@@ -85,8 +85,7 @@ bool mptcp_synack_options(const struct request_sock *req, 
unsigned int *size,
 bool mptcp_established_options(struct sock *sk, struct sk_buff *skb,
                               unsigned int *size, unsigned int remaining,
                               struct mptcp_out_options *opts);
-void mptcp_incoming_options(struct sock *sk, struct sk_buff *skb,
-                           struct tcp_options_received *opt_rx);
+void mptcp_incoming_options(struct sock *sk, struct sk_buff *skb);
 
 void mptcp_write_options(__be32 *ptr, struct mptcp_out_options *opts);
 
@@ -185,8 +184,7 @@ static inline bool mptcp_established_options(struct sock 
*sk,
 }
 
 static inline void mptcp_incoming_options(struct sock *sk,
-                                         struct sk_buff *skb,
-                                         struct tcp_options_received *opt_rx)
+                                         struct sk_buff *skb)
 {
 }
 
diff --git a/net/ipv4/tcp_input.c b/net/ipv4/tcp_input.c
index 02d0e2fb77c0..748980862a09 100644
--- a/net/ipv4/tcp_input.c
+++ b/net/ipv4/tcp_input.c
@@ -4908,7 +4908,7 @@ static void tcp_data_queue(struct sock *sk, struct 
sk_buff *skb)
        int eaten;
 
        if (sk_is_mptcp(sk))
-               mptcp_incoming_options(sk, skb, &tp->rx_opt);
+               mptcp_incoming_options(sk, skb);
 
        if (TCP_SKB_CB(skb)->seq == TCP_SKB_CB(skb)->end_seq) {
                __kfree_skb(skb);
@@ -6489,7 +6489,7 @@ int tcp_rcv_state_process(struct sock *sk, struct sk_buff 
*skb)
        case TCP_LAST_ACK:
                if (!before(TCP_SKB_CB(skb)->seq, tp->rcv_nxt)) {
                        if (sk_is_mptcp(sk))
-                               mptcp_incoming_options(sk, skb, &tp->rx_opt);
+                               mptcp_incoming_options(sk, skb);
                        break;
                }
                fallthrough;
diff --git a/net/mptcp/options.c b/net/mptcp/options.c
index 7fa822b55c34..a64102b17f52 100644
--- a/net/mptcp/options.c
+++ b/net/mptcp/options.c
@@ -824,8 +824,7 @@ static bool add_addr_hmac_valid(struct mptcp_sock *msk,
        return hmac == mp_opt->ahmac;
 }
 
-void mptcp_incoming_options(struct sock *sk, struct sk_buff *skb,
-                           struct tcp_options_received *opt_rx)
+void mptcp_incoming_options(struct sock *sk, struct sk_buff *skb)
 {
        struct mptcp_subflow_context *subflow = mptcp_subflow_ctx(sk);
        struct mptcp_sock *msk = mptcp_sk(subflow->conn);
-- 
2.26.2