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authorDavid Ahern <dsahern@gmail.com>2017-10-27 17:37:13 -0700
committerDavid S. Miller <davem@davemloft.net>2017-11-01 11:50:43 +0900
commit6c31e5a91fde2e718e59c8a627c56451f88be54c (patch)
treeae03e8363447f51fd2d7f9e7eb2ea654e670cff9 /net/core/fib_rules.c
parent4f6265d485ea0a2507692ded8ed47b323f49587c (diff)
downloadlinux-6c31e5a91fde2e718e59c8a627c56451f88be54c.tar.bz2
net: Add extack to fib_notifier_info
Add extack to fib_notifier_info and plumb through stack to call_fib_rule_notifiers, call_fib_entry_notifiers and call_fib6_entry_notifiers. This allows notifer handlers to return messages to user. Signed-off-by: David Ahern <dsahern@gmail.com> Reviewed-by: Ido Schimmel <idosch@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/core/fib_rules.c')
-rw-r--r--net/core/fib_rules.c9
1 files changed, 6 insertions, 3 deletions
diff --git a/net/core/fib_rules.c b/net/core/fib_rules.c
index 9a6d97c1d810..fafd0a41e3f7 100644
--- a/net/core/fib_rules.c
+++ b/net/core/fib_rules.c
@@ -314,10 +314,12 @@ static int call_fib_rule_notifier(struct notifier_block *nb, struct net *net,
static int call_fib_rule_notifiers(struct net *net,
enum fib_event_type event_type,
struct fib_rule *rule,
- struct fib_rules_ops *ops)
+ struct fib_rules_ops *ops,
+ struct netlink_ext_ack *extack)
{
struct fib_rule_notifier_info info = {
.info.family = ops->family,
+ .info.extack = extack,
.rule = rule,
};
@@ -609,7 +611,7 @@ int fib_nl_newrule(struct sk_buff *skb, struct nlmsghdr *nlh,
if (rule->tun_id)
ip_tunnel_need_metadata();
- call_fib_rule_notifiers(net, FIB_EVENT_RULE_ADD, rule, ops);
+ call_fib_rule_notifiers(net, FIB_EVENT_RULE_ADD, rule, ops, extack);
notify_rule_change(RTM_NEWRULE, rule, ops, nlh, NETLINK_CB(skb).portid);
flush_route_cache(ops);
rules_ops_put(ops);
@@ -749,7 +751,8 @@ int fib_nl_delrule(struct sk_buff *skb, struct nlmsghdr *nlh,
}
}
- call_fib_rule_notifiers(net, FIB_EVENT_RULE_DEL, rule, ops);
+ call_fib_rule_notifiers(net, FIB_EVENT_RULE_DEL, rule, ops,
+ NULL);
notify_rule_change(RTM_DELRULE, rule, ops, nlh,
NETLINK_CB(skb).portid);
fib_rule_put(rule);