tcp: Remove unused parameter from tcp_v4_save_options

struct sock *sk is not used inside tcp_v4_save_options. Thus it can be
removed.

Signed-off-by: Christoph Paasch <christoph.paasch@uclouvain.be>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/net/ipv4/tcp_ipv4.c b/net/ipv4/tcp_ipv4.c
index 93406c583f43623f75116cffe4a755b0834cf891..385eb79cf6aadc0825e5889f793897ba6463df1f 100644 (file)
--- a/net/ipv4/tcp_ipv4.c
+++ b/net/ipv4/tcp_ipv4.c
@@ -925,8 +925,7 @@ EXPORT_SYMBOL(tcp_syn_flood_action);
 /*
  * Save and compile IPv4 options into the request_sock if needed.
  */
-static struct ip_options_rcu *tcp_v4_save_options(struct sock *sk,
-                                                 struct sk_buff *skb)
+static struct ip_options_rcu *tcp_v4_save_options(struct sk_buff *skb)
 {
        const struct ip_options *opt = &(IPCB(skb)->opt);
        struct ip_options_rcu *dopt = NULL;
@@ -1568,7 +1567,7 @@ int tcp_v4_conn_request(struct sock *sk, struct sk_buff *skb)
        ireq->loc_addr = daddr;
        ireq->rmt_addr = saddr;
        ireq->no_srccheck = inet_sk(sk)->transparent;
-       ireq->opt = tcp_v4_save_options(sk, skb);
+       ireq->opt = tcp_v4_save_options(skb);
 
        if (security_inet_conn_request(sk, skb, req))
                goto drop_and_free;