diff options
Diffstat (limited to 'net/sched/act_api.c')
| -rw-r--r-- | net/sched/act_api.c | 15 |
1 files changed, 10 insertions, 5 deletions
diff --git a/net/sched/act_api.c b/net/sched/act_api.c index 9b31a10cc639..cc6628a42e83 100644 --- a/net/sched/act_api.c +++ b/net/sched/act_api.c @@ -1581,7 +1581,7 @@ errout: static int tca_get_fill(struct sk_buff *skb, struct tc_action *actions[], u32 portid, u32 seq, u16 flags, int event, int bind, - int ref) + int ref, struct netlink_ext_ack *extack) { struct tcamsg *t; struct nlmsghdr *nlh; @@ -1605,7 +1605,12 @@ static int tca_get_fill(struct sk_buff *skb, struct tc_action *actions[], nla_nest_end(skb, nest); + if (extack && extack->_msg && + nla_put_string(skb, TCA_EXT_WARN_MSG, extack->_msg)) + goto out_nlmsg_trim; + nlh->nlmsg_len = skb_tail_pointer(skb) - b; + return skb->len; out_nlmsg_trim: @@ -1624,7 +1629,7 @@ tcf_get_notify(struct net *net, u32 portid, struct nlmsghdr *n, if (!skb) return -ENOBUFS; if (tca_get_fill(skb, actions, portid, n->nlmsg_seq, 0, event, - 0, 1) <= 0) { + 0, 1, NULL) <= 0) { NL_SET_ERR_MSG(extack, "Failed to fill netlink attributes while adding TC action"); kfree_skb(skb); return -EINVAL; @@ -1798,7 +1803,7 @@ tcf_reoffload_del_notify(struct net *net, struct tc_action *action) if (!skb) return -ENOBUFS; - if (tca_get_fill(skb, actions, 0, 0, 0, RTM_DELACTION, 0, 1) <= 0) { + if (tca_get_fill(skb, actions, 0, 0, 0, RTM_DELACTION, 0, 1, NULL) <= 0) { kfree_skb(skb); return -EINVAL; } @@ -1885,7 +1890,7 @@ tcf_del_notify(struct net *net, struct nlmsghdr *n, struct tc_action *actions[], return -ENOBUFS; if (tca_get_fill(skb, actions, portid, n->nlmsg_seq, 0, RTM_DELACTION, - 0, 2) <= 0) { + 0, 2, extack) <= 0) { NL_SET_ERR_MSG(extack, "Failed to fill netlink TC action attributes"); kfree_skb(skb); return -EINVAL; @@ -1964,7 +1969,7 @@ tcf_add_notify(struct net *net, struct nlmsghdr *n, struct tc_action *actions[], return -ENOBUFS; if (tca_get_fill(skb, actions, portid, n->nlmsg_seq, n->nlmsg_flags, - RTM_NEWACTION, 0, 0) <= 0) { + RTM_NEWACTION, 0, 0, extack) <= 0) { NL_SET_ERR_MSG(extack, "Failed to fill netlink attributes while adding TC action"); kfree_skb(skb); return -EINVAL; |