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authorAlexander Aring <aring@mojatatu.com>2017-12-20 20:35:21 +0300
committerDavid S. Miller <davem@davemloft.net>2017-12-21 20:32:51 +0300
commita38a98821c939e67e5906bddbed1d15af5ca860d (patch)
tree9f6274490d3b996c5bbdd6cf6505f76f79b0920d /net/sched/sch_tbf.c
parentd0bd684dddab51ed017ece0359f26b038ec31940 (diff)
downloadlinux-a38a98821c939e67e5906bddbed1d15af5ca860d.tar.xz
net: sch: api: add extack support in qdisc_create_dflt
This patch adds extack support for the function qdisc_create_dflt which is a common used function in the tc subsystem. Callers which are interested in the receiving error can assign extack to get a more detailed information why qdisc_create_dflt failed. The function qdisc_create_dflt will also call an init callback which can fail by any per-qdisc specific handling. Cc: David Ahern <dsahern@gmail.com> Acked-by: Jamal Hadi Salim <jhs@mojatatu.com> Signed-off-by: Alexander Aring <aring@mojatatu.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/sched/sch_tbf.c')
-rw-r--r--net/sched/sch_tbf.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/net/sched/sch_tbf.c b/net/sched/sch_tbf.c
index 1ab53ff80f46..83e76d046993 100644
--- a/net/sched/sch_tbf.c
+++ b/net/sched/sch_tbf.c
@@ -386,7 +386,8 @@ static int tbf_change(struct Qdisc *sch, struct nlattr *opt,
if (err)
goto done;
} else if (qopt->limit > 0) {
- child = fifo_create_dflt(sch, &bfifo_qdisc_ops, qopt->limit);
+ child = fifo_create_dflt(sch, &bfifo_qdisc_ops, qopt->limit,
+ extack);
if (IS_ERR(child)) {
err = PTR_ERR(child);
goto done;