diff options
| author | Rocco Yue <rocco.yue@mediatek.com> | 2021-08-03 20:02:50 +0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2021-08-04 10:01:26 +0100 |
| commit | 8679c31e0284aa3aaba038035e443180b5bacb99 (patch) | |
| tree | 62e672e4e10faa37fc8108a95236b14327c7114e /net/core/rtnetlink.c | |
| parent | 314001f0bf927015e459c9d387d62a231fe93af3 (diff) | |
net: add extack arg for link ops
Pass extack arg to validate_linkmsg and validate_link_af callbacks.
If a netlink attribute has a reject_message, use the extended ack
mechanism to carry the message back to user space.
Signed-off-by: Rocco Yue <rocco.yue@mediatek.com>
Reviewed-by: David Ahern <dsahern@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/core/rtnetlink.c')
| -rw-r--r-- | net/core/rtnetlink.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/net/core/rtnetlink.c b/net/core/rtnetlink.c index e79aaf1f7139..7c9d32cfe607 100644 --- a/net/core/rtnetlink.c +++ b/net/core/rtnetlink.c @@ -2257,7 +2257,8 @@ invalid_attr: return -EINVAL; } -static int validate_linkmsg(struct net_device *dev, struct nlattr *tb[]) +static int validate_linkmsg(struct net_device *dev, struct nlattr *tb[], + struct netlink_ext_ack *extack) { if (dev) { if (tb[IFLA_ADDRESS] && @@ -2284,7 +2285,7 @@ static int validate_linkmsg(struct net_device *dev, struct nlattr *tb[]) return -EOPNOTSUPP; if (af_ops->validate_link_af) { - err = af_ops->validate_link_af(dev, af); + err = af_ops->validate_link_af(dev, af, extack); if (err < 0) return err; } @@ -2592,7 +2593,7 @@ static int do_setlink(const struct sk_buff *skb, const struct net_device_ops *ops = dev->netdev_ops; int err; - err = validate_linkmsg(dev, tb); + err = validate_linkmsg(dev, tb, extack); if (err < 0) return err; @@ -3290,7 +3291,7 @@ replay: m_ops = master_dev->rtnl_link_ops; } - err = validate_linkmsg(dev, tb); + err = validate_linkmsg(dev, tb, extack); if (err < 0) return err; |