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authorPatrick McHardy <kaber@trash.net>2008-07-06 10:40:21 +0400
committerDavid S. Miller <davem@davemloft.net>2008-07-06 10:40:21 +0400
commitfb0305ce1b03f6ff17f84f2c63daccecb45f2805 (patch)
treecd0a024459000123cd45b6862b8eb5c7789a72a0 /net/sched/sch_red.c
parentaee18a8cf28808b7302ef698d77fa73883e60f1b (diff)
downloadlinux-fb0305ce1b03f6ff17f84f2c63daccecb45f2805.tar.xz
net-sched: consolidate default fifo qdisc setup
Signed-off-by: Patrick McHardy <kaber@trash.net> Acked-by: Stephen Hemminger <shemminger@vyatta.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/sched/sch_red.c')
-rw-r--r--net/sched/sch_red.c33
1 files changed, 3 insertions, 30 deletions
diff --git a/net/sched/sch_red.c b/net/sched/sch_red.c
index 5c569853b9c0..77098acf0adc 100644
--- a/net/sched/sch_red.c
+++ b/net/sched/sch_red.c
@@ -174,33 +174,6 @@ static void red_destroy(struct Qdisc *sch)
qdisc_destroy(q->qdisc);
}
-static struct Qdisc *red_create_dflt(struct Qdisc *sch, u32 limit)
-{
- struct Qdisc *q;
- struct nlattr *nla;
- int ret;
-
- q = qdisc_create_dflt(sch->dev, &bfifo_qdisc_ops,
- TC_H_MAKE(sch->handle, 1));
- if (q) {
- nla = kmalloc(nla_attr_size(sizeof(struct tc_fifo_qopt)),
- GFP_KERNEL);
- if (nla) {
- nla->nla_type = RTM_NEWQDISC;
- nla->nla_len = nla_attr_size(sizeof(struct tc_fifo_qopt));
- ((struct tc_fifo_qopt *)nla_data(nla))->limit = limit;
-
- ret = q->ops->change(q, nla);
- kfree(nla);
-
- if (ret == 0)
- return q;
- }
- qdisc_destroy(q);
- }
- return NULL;
-}
-
static const struct nla_policy red_policy[TCA_RED_MAX + 1] = {
[TCA_RED_PARMS] = { .len = sizeof(struct tc_red_qopt) },
[TCA_RED_STAB] = { .len = RED_STAB_SIZE },
@@ -228,9 +201,9 @@ static int red_change(struct Qdisc *sch, struct nlattr *opt)
ctl = nla_data(tb[TCA_RED_PARMS]);
if (ctl->limit > 0) {
- child = red_create_dflt(sch, ctl->limit);
- if (child == NULL)
- return -ENOMEM;
+ child = fifo_create_dflt(sch, &bfifo_qdisc_ops, ctl->limit);
+ if (IS_ERR(child))
+ return PTR_ERR(child);
}
sch_tree_lock(sch);