From: Cong Wang <xiyou.wangcong@gmail.com>
Date: Tue, 11 Sep 2018 14:22:23 -0700
Subject: net_sched: notify filter deletion when deleting a chain
Patch-mainline: v4.19-rc5
Git-commit: f5b9bac7451cfc962970cb3fa3a7027ffa69e369
References: bsc#1109837
When we delete a chain of filters, we need to notify
user-space we are deleting each filters in this chain
too.
Fixes: 32a4f5ecd738 ("net: sched: introduce chain object to uapi")
Cc: Jiri Pirko <jiri@mellanox.com>
Signed-off-by: Cong Wang <xiyou.wangcong@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Acked-by: Thomas Bogendoerfer <tbogendoerfer@suse.de>
---
net/sched/cls_api.c | 2 ++
1 file changed, 2 insertions(+)
--- a/net/sched/cls_api.c
+++ b/net/sched/cls_api.c
@@ -1902,6 +1902,8 @@ replay:
RTM_NEWCHAIN, false);
break;
case RTM_DELCHAIN:
+ tfilter_notify_chain(net, skb, block, q, parent, n,
+ chain, RTM_DELTFILTER);
/* Flush the chain first as the user requested chain removal. */
tcf_chain_flush(chain);
/* In case the chain was successfully deleted, put a reference