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nexthop: Pass extack to nexthop notifier

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The next patch will add extack to the notification info. This allows
listeners to veto notifications and communicate the reason to user space.

Signed-off-by: Ido Schimmel <idosch@nvidia.com>
Reviewed-by: David Ahern <dsahern@gmail.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Ido Schimmel 2020-11-04 15:30:24 +02:00 committed by Jakub Kicinski
parent 1c9cac65ce
commit 3578d53dce
1 changed files with 3 additions and 2 deletions
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5
net/ipv4/nexthop.c
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@ -38,7 +38,8 @@ static const struct nla_policy rtm_nh_policy[NHA_MAX + 1] = {
static int call_nexthop_notifiers(struct net *net,
enum nexthop_event_type event_type,
struct nexthop *nh)
struct nexthop *nh,
struct netlink_ext_ack *extack)
{
int err;
@ -907,7 +908,7 @@ static void __remove_nexthop(struct net *net, struct nexthop *nh,
static void remove_nexthop(struct net *net, struct nexthop *nh,
struct nl_info *nlinfo)
{
call_nexthop_notifiers(net, NEXTHOP_EVENT_DEL, nh);
call_nexthop_notifiers(net, NEXTHOP_EVENT_DEL, nh, NULL);
/* remove from the tree */
rb_erase(&nh->rb_node, &net->nexthop.rb_root);