13 files changed, 26 insertions, 14 deletions

diff --git a/include/net/sch_generic.h b/include/net/sch_generic.h
index ee398bcd46e7..cd1be1f25c36 100644
--- a/include/net/sch_generic.h
+++ b/include/net/sch_generic.h
@@ -242,7 +242,8 @@ struct tcf_proto_ops {
                                         void **, bool,
                                         struct netlink_ext_ack *);
         int                     (*delete)(struct tcf_proto *tp, void *arg,
-                                          bool *last);
+                                          bool *last,
+                                          struct netlink_ext_ack *);
         void                    (*walk)(struct tcf_proto*, struct tcf_walker *arg);
         void                    (*bind_class)(void *, u32, unsigned long);
 
diff --git a/net/sched/cls_api.c b/net/sched/cls_api.c
index f365970dc68c..f5d293416f46 100644
--- a/net/sched/cls_api.c
+++ b/net/sched/cls_api.c
@@ -955,7 +955,7 @@ static int tfilter_del_notify(struct net *net, struct sk_buff *oskb,
                 return -EINVAL;
         }
 
-        err = tp->ops->delete(tp, fh, last);
+        err = tp->ops->delete(tp, fh, last, extack);
         if (err) {
                 kfree_skb(skb);
                 return err;
diff --git a/net/sched/cls_basic.c b/net/sched/cls_basic.c
index b7bcf67641bf..6088be65d167 100644
--- a/net/sched/cls_basic.c
+++ b/net/sched/cls_basic.c
@@ -130,7 +130,8 @@ static void basic_destroy(struct tcf_proto *tp)
         kfree_rcu(head, rcu);
 }
 
-static int basic_delete(struct tcf_proto *tp, void *arg, bool *last)
+static int basic_delete(struct tcf_proto *tp, void *arg, bool *last,
+                        struct netlink_ext_ack *extack)
 {
         struct basic_head *head = rtnl_dereference(tp->root);
         struct basic_filter *f = arg;
diff --git a/net/sched/cls_bpf.c b/net/sched/cls_bpf.c
index c86072779b0a..fc024fc3ec2f 100644
--- a/net/sched/cls_bpf.c
+++ b/net/sched/cls_bpf.c
@@ -295,7 +295,8 @@ static void __cls_bpf_delete(struct tcf_proto *tp, struct cls_bpf_prog *prog)
                 __cls_bpf_delete_prog(prog);
 }
 
-static int cls_bpf_delete(struct tcf_proto *tp, void *arg, bool *last)
+static int cls_bpf_delete(struct tcf_proto *tp, void *arg, bool *last,
+                          struct netlink_ext_ack *extack)
 {
         struct cls_bpf_head *head = rtnl_dereference(tp->root);
 
diff --git a/net/sched/cls_cgroup.c b/net/sched/cls_cgroup.c
index aaafcf6965f7..1b54fbfca414 100644
--- a/net/sched/cls_cgroup.c
+++ b/net/sched/cls_cgroup.c
@@ -156,7 +156,8 @@ static void cls_cgroup_destroy(struct tcf_proto *tp)
         }
 }
 
-static int cls_cgroup_delete(struct tcf_proto *tp, void *arg, bool *last)
+static int cls_cgroup_delete(struct tcf_proto *tp, void *arg, bool *last,
+                             struct netlink_ext_ack *extack)
 {
         return -EOPNOTSUPP;
 }
diff --git a/net/sched/cls_flow.c b/net/sched/cls_flow.c
index 07816133cbb9..64c24b488058 100644
--- a/net/sched/cls_flow.c
+++ b/net/sched/cls_flow.c
@@ -575,7 +575,8 @@ err1:
         return err;
 }
 
-static int flow_delete(struct tcf_proto *tp, void *arg, bool *last)
+static int flow_delete(struct tcf_proto *tp, void *arg, bool *last,
+                       struct netlink_ext_ack *extack)
 {
         struct flow_head *head = rtnl_dereference(tp->root);
         struct flow_filter *f = arg;
diff --git a/net/sched/cls_flower.c b/net/sched/cls_flower.c
index 8235ed9143c4..50145b873ff1 100644
--- a/net/sched/cls_flower.c
+++ b/net/sched/cls_flower.c
@@ -985,7 +985,8 @@ errout_tb:
         return err;
 }
 
-static int fl_delete(struct tcf_proto *tp, void *arg, bool *last)
+static int fl_delete(struct tcf_proto *tp, void *arg, bool *last,
+                     struct netlink_ext_ack *extack)
 {
         struct cls_fl_head *head = rtnl_dereference(tp->root);
         struct cls_fl_filter *f = arg;
diff --git a/net/sched/cls_fw.c b/net/sched/cls_fw.c
index 72a924a38753..bd21ed83eb07 100644
--- a/net/sched/cls_fw.c
+++ b/net/sched/cls_fw.c
@@ -172,7 +172,8 @@ static void fw_destroy(struct tcf_proto *tp)
         kfree_rcu(head, rcu);
 }
 
-static int fw_delete(struct tcf_proto *tp, void *arg, bool *last)
+static int fw_delete(struct tcf_proto *tp, void *arg, bool *last,
+                     struct netlink_ext_ack *extack)
 {
         struct fw_head *head = rtnl_dereference(tp->root);
         struct fw_filter *f = arg;
diff --git a/net/sched/cls_matchall.c b/net/sched/cls_matchall.c
index 9a0901ee6b74..f67d3d7fcf40 100644
--- a/net/sched/cls_matchall.c
+++ b/net/sched/cls_matchall.c
@@ -225,7 +225,8 @@ err_exts_init:
         return err;
 }
 
-static int mall_delete(struct tcf_proto *tp, void *arg, bool *last)
+static int mall_delete(struct tcf_proto *tp, void *arg, bool *last,
+                       struct netlink_ext_ack *extack)
 {
         return -EOPNOTSUPP;
 }
diff --git a/net/sched/cls_route.c b/net/sched/cls_route.c
index 92d683851cb0..55467c30d524 100644
--- a/net/sched/cls_route.c
+++ b/net/sched/cls_route.c
@@ -316,7 +316,8 @@ static void route4_destroy(struct tcf_proto *tp)
         kfree_rcu(head, rcu);
 }
 
-static int route4_delete(struct tcf_proto *tp, void *arg, bool *last)
+static int route4_delete(struct tcf_proto *tp, void *arg, bool *last,
+                         struct netlink_ext_ack *extack)
 {
         struct route4_head *head = rtnl_dereference(tp->root);
         struct route4_filter *f = arg;
diff --git a/net/sched/cls_rsvp.h b/net/sched/cls_rsvp.h
index c27d23694002..5cc0df690cff 100644
--- a/net/sched/cls_rsvp.h
+++ b/net/sched/cls_rsvp.h
@@ -350,7 +350,8 @@ static void rsvp_destroy(struct tcf_proto *tp)
         kfree_rcu(data, rcu);
 }
 
-static int rsvp_delete(struct tcf_proto *tp, void *arg, bool *last)
+static int rsvp_delete(struct tcf_proto *tp, void *arg, bool *last,
+                       struct netlink_ext_ack *extack)
 {
         struct rsvp_head *head = rtnl_dereference(tp->root);
         struct rsvp_filter *nfp, *f = arg;
diff --git a/net/sched/cls_tcindex.c b/net/sched/cls_tcindex.c
index 9d6621caa92f..01a163e0b6aa 100644
--- a/net/sched/cls_tcindex.c
+++ b/net/sched/cls_tcindex.c
@@ -193,7 +193,8 @@ static void tcindex_destroy_fexts(struct rcu_head *head)
         tcf_queue_work(&f->work);
 }
 
-static int tcindex_delete(struct tcf_proto *tp, void *arg, bool *last)
+static int tcindex_delete(struct tcf_proto *tp, void *arg, bool *last,
+                          struct netlink_ext_ack *extack)
 {
         struct tcindex_data *p = rtnl_dereference(tp->root);
         struct tcindex_filter_result *r = arg;
@@ -246,7 +247,7 @@ static int tcindex_destroy_element(struct tcf_proto *tp,
 {
         bool last;
 
-        return tcindex_delete(tp, arg, &last);
+        return tcindex_delete(tp, arg, &last, NULL);
 }
 
 static void __tcindex_destroy(struct rcu_head *head)
diff --git a/net/sched/cls_u32.c b/net/sched/cls_u32.c
index 933058bbd0a9..7f772da8e627 100644
--- a/net/sched/cls_u32.c
+++ b/net/sched/cls_u32.c
@@ -672,7 +672,8 @@ static void u32_destroy(struct tcf_proto *tp)
         tp->data = NULL;
 }
 
-static int u32_delete(struct tcf_proto *tp, void *arg, bool *last)
+static int u32_delete(struct tcf_proto *tp, void *arg, bool *last,
+                      struct netlink_ext_ack *extack)
 {
         struct tc_u_hnode *ht = arg;
         struct tc_u_hnode *root_ht = rtnl_dereference(tp->root);