net: Put flowi_* prefix on AF independent members of struct flowi

I intend to turn struct flowi into a union of AF specific flowi
structs.  There will be a common structure that each variant includes
first, much like struct sock_common.

This is the first step to move in that direction.

Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/sctp/protocol.c b/net/sctp/protocol.c
index 4e55e6c..832665a 100644
--- a/net/sctp/protocol.c
+++ b/net/sctp/protocol.c
@@ -477,10 +477,10 @@
 	memset(&fl, 0x0, sizeof(struct flowi));
 	fl.fl4_dst  = daddr->v4.sin_addr.s_addr;
 	fl.fl_ip_dport = daddr->v4.sin_port;
-	fl.proto = IPPROTO_SCTP;
+	fl.flowi_proto = IPPROTO_SCTP;
 	if (asoc) {
 		fl.fl4_tos = RT_CONN_FLAGS(asoc->base.sk);
-		fl.oif = asoc->base.sk->sk_bound_dev_if;
+		fl.flowi_oif = asoc->base.sk->sk_bound_dev_if;
 		fl.fl_ip_sport = htons(asoc->base.bind_addr.port);
 	}
 	if (saddr) {