[IPV6]: Make fib6_node subtree depend on IPV6_SUBTREES

Make fib6_node 'subtree' depend on IPV6_SUBTREES.

Signed-off-by: Kim Nordlund <kim.nordlund@nokia.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 2 insertions, 2 deletions

diff --git a/include/net/ip6_fib.h b/include/net/ip6_fib.h
index f9cde44f93b4..7be4f4e3a0f2 100644
--- a/include/net/ip6_fib.h
+++ b/include/net/ip6_fib.h
@@ -50,9 +50,9 @@ struct fib6_node
         struct fib6_node        *parent;
         struct fib6_node        *left;
         struct fib6_node        *right;
-
+#ifdef CONFIG_IPV6_SUBTREES
         struct fib6_node        *subtree;
-
+#endif
         struct rt6_info         *leaf;
 
         __u16                   fn_bit;         /* bit key */