diff options
| author | Guillaume Nault <gnault@redhat.com> | 2020-03-23 23:48:47 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2020-03-27 05:52:31 +0300 |
| commit | e4a58ef3ce4e7bd20c22390b13799c8f1c498780 (patch) | |
| tree | 3803b26a64ac0bf2c51803bc7aa4660c5284dc58 /include/net | |
| parent | 6a864730aef830fa6dc1cda001c2f4418e151759 (diff) | |
| download | linux-e4a58ef3ce4e7bd20c22390b13799c8f1c498780.tar.xz | |
net: sched: refine extack messages in tcf_change_indev
Add an error message when device wasn't found.
While there, also set the bad attribute's offset in extack.
Signed-off-by: Guillaume Nault <gnault@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/net')
| -rw-r--r-- | include/net/pkt_cls.h | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/include/net/pkt_cls.h b/include/net/pkt_cls.h index 1db8b27d4515..41902e10d503 100644 --- a/include/net/pkt_cls.h +++ b/include/net/pkt_cls.h @@ -502,12 +502,16 @@ tcf_change_indev(struct net *net, struct nlattr *indev_tlv, struct net_device *dev; if (nla_strlcpy(indev, indev_tlv, IFNAMSIZ) >= IFNAMSIZ) { - NL_SET_ERR_MSG(extack, "Interface name too long"); + NL_SET_ERR_MSG_ATTR(extack, indev_tlv, + "Interface name too long"); return -EINVAL; } dev = __dev_get_by_name(net, indev); - if (!dev) + if (!dev) { + NL_SET_ERR_MSG_ATTR(extack, indev_tlv, + "Network device not found"); return -ENODEV; + } return dev->ifindex; } |