aboutsummaryrefslogtreecommitdiff
path: root/net/sched/sch_cbq.c
diff options
context:
space:
mode:
authorPatrick McHardy <kaber@trash.net>2008-01-23 20:33:32 -0800
committerDavid S. Miller <davem@davemloft.net>2008-01-28 15:11:18 -0800
commitcee63723b358e594225e812d6e14a2a0abfd5c88 (patch)
tree847f929e0f445cca8cdf55d7c17a56b0d0f2ec68 /net/sched/sch_cbq.c
parentab27cfb85c5778400740ad0c401bde65616774eb (diff)
downloadlinux-stericsson-cee63723b358e594225e812d6e14a2a0abfd5c88.tar.gz
[NET_SCHED]: Propagate nla_parse return value
nla_parse() returns more detailed errno codes, propagate them back on error. Signed-off-by: Patrick McHardy <kaber@trash.net> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/sched/sch_cbq.c')
-rw-r--r--net/sched/sch_cbq.c14
1 files changed, 11 insertions, 3 deletions
diff --git a/net/sched/sch_cbq.c b/net/sched/sch_cbq.c
index 5c8667ef4ba7..585f8a6ec7ec 100644
--- a/net/sched/sch_cbq.c
+++ b/net/sched/sch_cbq.c
@@ -1382,9 +1382,13 @@ static int cbq_init(struct Qdisc *sch, struct nlattr *opt)
struct cbq_sched_data *q = qdisc_priv(sch);
struct nlattr *tb[TCA_CBQ_MAX + 1];
struct tc_ratespec *r;
+ int err;
+
+ err = nla_parse_nested(tb, TCA_CBQ_MAX, opt, NULL);
+ if (err < 0)
+ return err;
- if (nla_parse_nested(tb, TCA_CBQ_MAX, opt, NULL) < 0 ||
- tb[TCA_CBQ_RTAB] == NULL || tb[TCA_CBQ_RATE] == NULL ||
+ if (tb[TCA_CBQ_RTAB] == NULL || tb[TCA_CBQ_RATE] == NULL ||
nla_len(tb[TCA_CBQ_RATE]) < sizeof(struct tc_ratespec))
return -EINVAL;
@@ -1764,9 +1768,13 @@ cbq_change_class(struct Qdisc *sch, u32 classid, u32 parentid, struct nlattr **t
struct cbq_class *parent;
struct qdisc_rate_table *rtab = NULL;
- if (opt==NULL || nla_parse_nested(tb, TCA_CBQ_MAX, opt, NULL))
+ if (opt == NULL)
return -EINVAL;
+ err = nla_parse_nested(tb, TCA_CBQ_MAX, opt, NULL);
+ if (err < 0)
+ return err;
+
if (tb[TCA_CBQ_OVL_STRATEGY] &&
nla_len(tb[TCA_CBQ_OVL_STRATEGY]) < sizeof(struct tc_cbq_ovl))
return -EINVAL;