xfrm: Kill XFRM_LOOKUP_WAIT flag.

This can be determined from the flow flags instead.

Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/ipv6/ip6_output.c b/net/ipv6/ip6_output.c
index b5f8769..faf7b9d 100644
--- a/net/ipv6/ip6_output.c
+++ b/net/ipv6/ip6_output.c
@@ -1027,7 +1027,7 @@
 		ipv6_addr_copy(&fl->fl6_dst, final_dst);
 	if (can_sleep) {
 		fl->flags |= FLOWI_FLAG_CAN_SLEEP;
-		err = __xfrm_lookup(sock_net(sk), &dst, fl, sk, XFRM_LOOKUP_WAIT);
+		err = __xfrm_lookup(sock_net(sk), &dst, fl, sk, 0);
 		if (err == -EREMOTE)
 			err = ip6_dst_blackhole(sk, &dst, fl);
 		if (err)
@@ -1072,7 +1072,7 @@
 		ipv6_addr_copy(&fl->fl6_dst, final_dst);
 	if (can_sleep) {
 		fl->flags |= FLOWI_FLAG_CAN_SLEEP;
-		err = __xfrm_lookup(sock_net(sk), &dst, fl, sk, XFRM_LOOKUP_WAIT);
+		err = __xfrm_lookup(sock_net(sk), &dst, fl, sk, 0);
 		if (err == -EREMOTE)
 			err = ip6_dst_blackhole(sk, &dst, fl);
 		if (err)