ipv6: add ip6_flowlabel helper

And use it if possible.

Signed-off-by: Florent Fourcot <florent.fourcot@enst-bretagne.fr>
Reviewed-by: Hannes Frederic Sowa <hannes@stressinduktion.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 1 insertions, 1 deletions

diff --git a/net/ipv6/ip6_gre.c b/net/ipv6/ip6_gre.c
index c50de068bea2..e27fb78c61f2 100644
--- a/net/ipv6/ip6_gre.c
+++ b/net/ipv6/ip6_gre.c
@@ -845,7 +845,7 @@ static inline int ip6gre_xmit_ipv6(struct sk_buff *skb, struct net_device *dev)
         if (t->parms.flags & IP6_TNL_F_USE_ORIG_TCLASS)
                 fl6.flowlabel |= (*(__be32 *) ipv6h & IPV6_TCLASS_MASK);
         if (t->parms.flags & IP6_TNL_F_USE_ORIG_FLOWLABEL)
-                fl6.flowlabel |= (*(__be32 *) ipv6h & IPV6_FLOWLABEL_MASK);
+                fl6.flowlabel |= ip6_flowlabel(ipv6h);
         if (t->parms.flags & IP6_TNL_F_USE_ORIG_FWMARK)
                 fl6.flowi6_mark = skb->mark;