tcp: move ir_mark initialization to tcp_openreq_init

ir_mark initialization is done for both TCP v4 and v6, move it in the
common tcp_openreq_init function.
Signed-off-by: Octavian Purdila <octavian.purdila@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

include/net/tcp.h

@@ -1098,7 +1098,7 @@ static inline int tcp_full_space(const struct sock *sk)
 
 static inline void tcp_openreq_init(struct request_sock *req,
 				    struct tcp_options_received *rx_opt,
-				    struct sk_buff *skb)
+				    struct sk_buff *skb, struct sock *sk)
 {
 	struct inet_request_sock *ireq = inet_rsk(req);
 
@@ -1117,6 +1117,7 @@ static inline void tcp_openreq_init(struct request_sock *req,
 	ireq->ecn_ok = 0;
 	ireq->ir_rmt_port = tcp_hdr(skb)->source;
 	ireq->ir_num = ntohs(tcp_hdr(skb)->dest);
+	ireq->ir_mark = inet_request_mark(sk, skb);
 }
 
 extern void tcp_openreq_init_rwin(struct request_sock *req,

net/ipv4/tcp_ipv4.c

@@ -1311,14 +1311,13 @@ int tcp_v4_conn_request(struct sock *sk, struct sk_buff *skb)
 		tcp_clear_options(&tmp_opt);
 
 	tmp_opt.tstamp_ok = tmp_opt.saw_tstamp;
-	tcp_openreq_init(req, &tmp_opt, skb);
+	tcp_openreq_init(req, &tmp_opt, skb, sk);
 
 	ireq = inet_rsk(req);
 	ireq->ir_loc_addr = daddr;
 	ireq->ir_rmt_addr = saddr;
 	ireq->no_srccheck = inet_sk(sk)->transparent;
 	ireq->opt = tcp_v4_save_options(skb);
-	ireq->ir_mark = inet_request_mark(sk, skb);
 
 	if (security_inet_conn_request(sk, skb, req))
 		goto drop_and_free;

net/ipv6/tcp_ipv6.c

@@ -1025,7 +1025,7 @@ static int tcp_v6_conn_request(struct sock *sk, struct sk_buff *skb)
 		tcp_clear_options(&tmp_opt);
 
 	tmp_opt.tstamp_ok = tmp_opt.saw_tstamp;
-	tcp_openreq_init(req, &tmp_opt, skb);
+	tcp_openreq_init(req, &tmp_opt, skb, sk);
 
 	ireq = inet_rsk(req);
 	ireq->ir_v6_rmt_addr = ipv6_hdr(skb)->saddr;
@@ -1034,7 +1034,6 @@ static int tcp_v6_conn_request(struct sock *sk, struct sk_buff *skb)
 		TCP_ECN_create_request(req, skb, sock_net(sk));
 
 	ireq->ir_iif = sk->sk_bound_dev_if;
-	ireq->ir_mark = inet_request_mark(sk, skb);
 
 	/* So that link locals have meaning */
 	if (!sk->sk_bound_dev_if &&