[patch net] sched: cls_flower: remove from hashtable only in case skip sw flag is not set

[Jiri Pirko]

From: Jiri Pirko <j...@mellanox.com>

Be symmetric to hashtable insert and remove filter from hashtable only
in case skip sw flag is not set.

Fixes: e69985c67c33 ("net/sched: cls_flower: Introduce support in SKIP SW flag")
Signed-off-by: Jiri Pirko <j...@mellanox.com>
---
 net/sched/cls_flower.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/net/sched/cls_flower.c b/net/sched/cls_flower.c
index f6f40fb..641c44c 100644
--- a/net/sched/cls_flower.c
+++ b/net/sched/cls_flower.c
@@ -711,8 +711,9 @@ static int fl_change(struct net *net, struct sk_buff 
*in_skb,
                goto errout;
 
        if (fold) {
-               rhashtable_remove_fast(&head->ht, &fold->ht_node,
-                                      head->ht_params);
+               if (!tc_skip_sw(fold->flags))
+                       rhashtable_remove_fast(&head->ht, &fold->ht_node,
+                                              head->ht_params);
                fl_hw_destroy_filter(tp, (unsigned long)fold);
        }
 
@@ -739,8 +740,9 @@ static int fl_delete(struct tcf_proto *tp, unsigned long 
arg)
        struct cls_fl_head *head = rtnl_dereference(tp->root);
        struct cls_fl_filter *f = (struct cls_fl_filter *) arg;
 
-       rhashtable_remove_fast(&head->ht, &f->ht_node,
-                              head->ht_params);
+       if (!tc_skip_sw(f->flags))
+               rhashtable_remove_fast(&head->ht, &f->ht_node,
+                                      head->ht_params);
        list_del_rcu(&f->list);
        fl_hw_destroy_filter(tp, (unsigned long)f);
        tcf_unbind_filter(tp, &f->res);
-- 
2.7.4