net: sched: cls: add extack support for tcf_exts_validate

The tcf_exts_validate function calls the act api change callback. For
preparing extack support for act api, this patch adds the extack as
parameter for this function which is common used in cls implementations.

Furthermore the tcf_exts_validate will call action init callback which
prepares the TC action subsystem for extack support.

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, 5 insertions, 3 deletions

diff --git a/net/sched/cls_basic.c b/net/sched/cls_basic.c
index 2cc38cd71938..b7bcf67641bf 100644
--- a/net/sched/cls_basic.c
+++ b/net/sched/cls_basic.c
@@ -152,11 +152,12 @@ static const struct nla_policy basic_policy[TCA_BASIC_MAX + 1] = {
 static int basic_set_parms(struct net *net, struct tcf_proto *tp,
                            struct basic_filter *f, unsigned long base,
                            struct nlattr **tb,
-                           struct nlattr *est, bool ovr)
+                           struct nlattr *est, bool ovr,
+                           struct netlink_ext_ack *extack)
 {
         int err;
 
-        err = tcf_exts_validate(net, tp, tb, est, &f->exts, ovr);
+        err = tcf_exts_validate(net, tp, tb, est, &f->exts, ovr, extack);
         if (err < 0)
                 return err;
 
@@ -222,7 +223,8 @@ static int basic_change(struct net *net, struct sk_buff *in_skb,
                 fnew->handle = idr_index;
         }
 
-        err = basic_set_parms(net, tp, fnew, base, tb, tca[TCA_RATE], ovr);
+        err = basic_set_parms(net, tp, fnew, base, tb, tca[TCA_RATE], ovr,
+                              extack);
         if (err < 0) {
                 if (!fold)
                         idr_remove_ext(&head->handle_idr, fnew->handle);