[IPV6]: flowlabels are net-endian

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/include/net/flow.h b/include/net/flow.h
index 5cda27c..270d4c1 100644
--- a/include/net/flow.h
+++ b/include/net/flow.h
@@ -27,7 +27,7 @@
 			struct in6_addr		daddr;
 			struct in6_addr		saddr;
 			__u32			fwmark;
-			__u32			flowlabel;
+			__be32			flowlabel;
 		} ip6_u;
 
 		struct {