net: Add FLOWI_FLAG_CAN_SLEEP.
And set is in contexts where the route resolution can sleep.
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/ipv4/udp.c b/net/ipv4/udp.c
index 790187b..c6bcc93 100644
--- a/net/ipv4/udp.c
+++ b/net/ipv4/udp.c
@@ -914,9 +914,11 @@
.fl4_src = saddr,
.fl4_tos = tos,
.proto = sk->sk_protocol,
- .flags = inet_sk_flowi_flags(sk),
+ .flags = (inet_sk_flowi_flags(sk) |
+ FLOWI_FLAG_CAN_SLEEP),
.fl_ip_sport = inet->inet_sport,
- .fl_ip_dport = dport };
+ .fl_ip_dport = dport
+ };
struct net *net = sock_net(sk);
security_sk_classify_flow(sk, &fl);