nexthop: Pass extack to nexthop notifier (3578d53d) · Commits · 戴 / test

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>

net/ipv4/nexthop.c

+3 −2

Original line number	Diff line number	Diff line
		@@ -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);

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