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authorDavid S. Miller <davem@davemloft.net>2012-07-17 14:02:46 -0700
committerDavid S. Miller <davem@davemloft.net>2012-07-20 13:36:54 -0700
commitba3f7f04ef2b19aace38f855aedd17fe43035d50 (patch)
tree223992e7b2a180042ca9d024c315346ca08454ec /net
parentd2d68ba9fe8b38eb03124b3176a013bb8aa2b5e5 (diff)
downloadlinux-ba3f7f04ef2b19aace38f855aedd17fe43035d50.tar.gz
ipv4: Kill FLOWI_FLAG_RT_NOCACHE and associated code.
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net')
-rw-r--r--net/dccp/ipv4.c2
-rw-r--r--net/ipv4/inet_connection_sock.c5
-rw-r--r--net/ipv4/route.c3
-rw-r--r--net/ipv4/tcp_ipv4.c4
4 files changed, 4 insertions, 10 deletions
diff --git a/net/dccp/ipv4.c b/net/dccp/ipv4.c
index ab4f44c9bb21..25428d0c50c9 100644
--- a/net/dccp/ipv4.c
+++ b/net/dccp/ipv4.c
@@ -508,7 +508,7 @@ static int dccp_v4_send_response(struct sock *sk, struct request_sock *req,
 	struct dst_entry *dst;
 	struct flowi4 fl4;
 
-	dst = inet_csk_route_req(sk, &fl4, req, false);
+	dst = inet_csk_route_req(sk, &fl4, req);
 	if (dst == NULL)
 		goto out;
 
diff --git a/net/ipv4/inet_connection_sock.c b/net/ipv4/inet_connection_sock.c
index 0a290d719bc7..db0cf17c00f7 100644
--- a/net/ipv4/inet_connection_sock.c
+++ b/net/ipv4/inet_connection_sock.c
@@ -368,8 +368,7 @@ EXPORT_SYMBOL(inet_csk_reset_keepalive_timer);
 
 struct dst_entry *inet_csk_route_req(struct sock *sk,
 				     struct flowi4 *fl4,
-				     const struct request_sock *req,
-				     bool nocache)
+				     const struct request_sock *req)
 {
 	struct rtable *rt;
 	const struct inet_request_sock *ireq = inet_rsk(req);
@@ -377,8 +376,6 @@ struct dst_entry *inet_csk_route_req(struct sock *sk,
 	struct net *net = sock_net(sk);
 	int flags = inet_sk_flowi_flags(sk);
 
-	if (nocache)
-		flags |= FLOWI_FLAG_RT_NOCACHE;
 	flowi4_init_output(fl4, sk->sk_bound_dev_if, sk->sk_mark,
 			   RT_CONN_FLAGS(sk), RT_SCOPE_UNIVERSE,
 			   sk->sk_protocol,
diff --git a/net/ipv4/route.c b/net/ipv4/route.c
index 97cca8a03d94..7e1c0ed0ef70 100644
--- a/net/ipv4/route.c
+++ b/net/ipv4/route.c
@@ -1836,9 +1836,6 @@ static struct rtable *__mkroute_output(const struct fib_result *res,
 
 	rt_set_nexthop(rth, fl4->daddr, res, fnhe, fi, type, 0);
 
-	if (fl4->flowi4_flags & FLOWI_FLAG_RT_NOCACHE)
-		rth->dst.flags |= DST_NOCACHE;
-
 	return rth;
 }
 
diff --git a/net/ipv4/tcp_ipv4.c b/net/ipv4/tcp_ipv4.c
index 1d8b75a58981..59110caeb074 100644
--- a/net/ipv4/tcp_ipv4.c
+++ b/net/ipv4/tcp_ipv4.c
@@ -824,7 +824,7 @@ static int tcp_v4_send_synack(struct sock *sk, struct dst_entry *dst,
 	struct sk_buff * skb;
 
 	/* First, grab a route. */
-	if (!dst && (dst = inet_csk_route_req(sk, &fl4, req, nocache)) == NULL)
+	if (!dst && (dst = inet_csk_route_req(sk, &fl4, req)) == NULL)
 		return -1;
 
 	skb = tcp_make_synack(sk, dst, req, rvp);
@@ -1378,7 +1378,7 @@ int tcp_v4_conn_request(struct sock *sk, struct sk_buff *skb)
 		 */
 		if (tmp_opt.saw_tstamp &&
 		    tcp_death_row.sysctl_tw_recycle &&
-		    (dst = inet_csk_route_req(sk, &fl4, req, want_cookie)) != NULL &&
+		    (dst = inet_csk_route_req(sk, &fl4, req)) != NULL &&
 		    fl4.daddr == saddr) {
 			if (!tcp_peer_is_proven(req, dst, true)) {
 				NET_INC_STATS_BH(sock_net(sk), LINUX_MIB_PAWSPASSIVEREJECTED);