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net: fib_notifier: propagate extack down to the notifier block callback

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Since errors are propagated all the way up to the caller, propagate
possible extack of the caller all the way down to the notifier block
callback.

Signed-off-by: Jiri Pirko <jiri@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Jiri Pirko
2019-10-03 11:49:30 +02:00
committed by David S. Miller
parent 3f9e5c119a
commit b7a595577e
20 changed files with 105 additions and 61 deletions
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13
net/ipv4/ipmr.c
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@@ -278,9 +278,10 @@ static void __net_exit ipmr_rules_exit(struct net *net)
rtnl_unlock();
}
static int ipmr_rules_dump(struct net *net, struct notifier_block *nb)
static int ipmr_rules_dump(struct net *net, struct notifier_block *nb,
struct netlink_ext_ack *extack)
{
return fib_rules_dump(net, nb, RTNL_FAMILY_IPMR);
return fib_rules_dump(net, nb, RTNL_FAMILY_IPMR, extack);
}
static unsigned int ipmr_rules_seq_read(struct net *net)
@@ -336,7 +337,8 @@ static void __net_exit ipmr_rules_exit(struct net *net)
rtnl_unlock();
}
static int ipmr_rules_dump(struct net *net, struct notifier_block *nb)
static int ipmr_rules_dump(struct net *net, struct notifier_block *nb,
struct netlink_ext_ack *extack)
{
return 0;
}
@@ -3040,10 +3042,11 @@ static unsigned int ipmr_seq_read(struct net *net)
return net->ipv4.ipmr_seq + ipmr_rules_seq_read(net);
}
static int ipmr_dump(struct net *net, struct notifier_block *nb)
static int ipmr_dump(struct net *net, struct notifier_block *nb,
struct netlink_ext_ack *extack)
{
return mr_dump(net, nb, RTNL_FAMILY_IPMR, ipmr_rules_dump,
ipmr_mr_table_iter, &mrt_lock);
ipmr_mr_table_iter, &mrt_lock, extack);
}
static const struct fib_notifier_ops ipmr_notifier_ops_template = {