From cee63723b358e594225e812d6e14a2a0abfd5c88 Mon Sep 17 00:00:00 2001 From: Patrick McHardy Date: Wed, 23 Jan 2008 20:33:32 -0800 Subject: [NET_SCHED]: Propagate nla_parse return value nla_parse() returns more detailed errno codes, propagate them back on error. Signed-off-by: Patrick McHardy Signed-off-by: David S. Miller --- net/sched/sch_tbf.c | 10 +++++++--- 1 file changed, 7 insertions(+), 3 deletions(-) (limited to 'net/sched/sch_tbf.c') diff --git a/net/sched/sch_tbf.c b/net/sched/sch_tbf.c index 6c4ad7e677b3..f9b1543e3d76 100644 --- a/net/sched/sch_tbf.c +++ b/net/sched/sch_tbf.c @@ -272,7 +272,7 @@ static struct Qdisc *tbf_create_dflt_qdisc(struct Qdisc *sch, u32 limit) static int tbf_change(struct Qdisc* sch, struct nlattr *opt) { - int err = -EINVAL; + int err; struct tbf_sched_data *q = qdisc_priv(sch); struct nlattr *tb[TCA_TBF_PTAB + 1]; struct tc_tbf_qopt *qopt; @@ -281,8 +281,12 @@ static int tbf_change(struct Qdisc* sch, struct nlattr *opt) struct Qdisc *child = NULL; int max_size,n; - if (nla_parse_nested(tb, TCA_TBF_PTAB, opt, NULL) || - tb[TCA_TBF_PARMS] == NULL || + err = nla_parse_nested(tb, TCA_TBF_PTAB, opt, NULL); + if (err < 0) + return err; + + err = -EINVAL; + if (tb[TCA_TBF_PARMS] == NULL || nla_len(tb[TCA_TBF_PARMS]) < sizeof(*qopt)) goto done; -- cgit v1.2.3