ipv4: Kill FLOWI_FLAG_RT_NOCACHE and associated code.

Signed-off-by: David S. Miller <davem@davemloft.net>

net/dccp/ipv4.c

diff --git a/net/dccp/ipv4.c b/net/dccp/ipv4.c
index ab4f44c..25428d0 100644
--- a/net/dccp/ipv4.c
+++ b/net/dccp/ipv4.c
@@ -508,7 +508,7 @@
 	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;