net: sched: cls: add extack support for change callback

This patch adds extack support for classifier change callback api. This
prepares to handle extack support inside each specific classifier
implementation.

Cc: David Ahern <dsahern@gmail.com>
Signed-off-by: Alexander Aring <aring@mojatatu.com>
Acked-by: Jiri Pirko <jiri@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 2 insertions, 1 deletions

diff --git a/net/sched/cls_route.c b/net/sched/cls_route.c
index a1f2b1b7c014..f436d4d894a9 100644
--- a/net/sched/cls_route.c
+++ b/net/sched/cls_route.c
@@ -471,7 +471,8 @@ static int route4_set_parms(struct net *net, struct tcf_proto *tp,
 
 static int route4_change(struct net *net, struct sk_buff *in_skb,
                          struct tcf_proto *tp, unsigned long base, u32 handle,
-                         struct nlattr **tca, void **arg, bool ovr)
+                         struct nlattr **tca, void **arg, bool ovr,
+                         struct netlink_ext_ack *extack)
 {
         struct route4_head *head = rtnl_dereference(tp->root);
         struct route4_filter __rcu **fp;