From: Quentin Monnet <quentin.monnet@netronome.com>
Date: Fri, 19 Jan 2018 17:44:43 -0800
Subject: net: sched: cls_flower: propagate extack support for filter offload
Patch-mainline: v4.16-rc1
Git-commit: 41002038f946b36dd3b4a73f13d75e8730f81621
References: bsc#1109837
Propagate the extack pointer from the `->change()` classifier operation
to the function used for filter replacement in cls_flower. This makes it
possible to use netlink extack messages in the future at replacement
time for this filter, although it is not used at this point.
Signed-off-by: Quentin Monnet <quentin.monnet@netronome.com>
Reviewed-by: Jakub Kicinski <jakub.kicinski@netronome.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Acked-by: Thomas Bogendoerfer <tbogendoerfer@suse.de>
---
net/sched/cls_flower.c | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)
--- a/net/sched/cls_flower.c
+++ b/net/sched/cls_flower.c
@@ -234,7 +234,8 @@ static void fl_hw_destroy_filter(struct
static int fl_hw_replace_filter(struct tcf_proto *tp,
struct flow_dissector *dissector,
struct fl_flow_key *mask,
- struct cls_fl_filter *f)
+ struct cls_fl_filter *f,
+ struct netlink_ext_ack *extack)
{
struct tc_cls_flower_offload cls_flower = {};
struct tcf_block *block = tp->chain->block;
@@ -942,7 +943,8 @@ static int fl_change(struct net *net, st
err = fl_hw_replace_filter(tp,
&head->dissector,
&mask.key,
- fnew);
+ fnew,
+ extack);
if (err)
goto errout_idr;
}