diff options
Diffstat (limited to 'net/sched/sch_dsmark.c')
| -rw-r--r-- | net/sched/sch_dsmark.c | 14 |
1 files changed, 12 insertions, 2 deletions
diff --git a/net/sched/sch_dsmark.c b/net/sched/sch_dsmark.c index f183ab768873..f1d0a08aca75 100644 --- a/net/sched/sch_dsmark.c +++ b/net/sched/sch_dsmark.c @@ -116,9 +116,14 @@ static int dsmark_change(struct Qdisc *sch, u32 classid, u32 parent, goto errout; } - if (!opt || nla_parse_nested(tb, TCA_DSMARK_MAX, opt, NULL)) + if (!opt) goto errout; + err = nla_parse_nested(tb, TCA_DSMARK_MAX, opt, NULL); + if (err < 0) + return err; + + err = -EINVAL; if (tb[TCA_DSMARK_MASK]) { if (nla_len(tb[TCA_DSMARK_MASK]) < sizeof(u8)) goto errout; @@ -351,9 +356,14 @@ static int dsmark_init(struct Qdisc *sch, struct nlattr *opt) pr_debug("dsmark_init(sch %p,[qdisc %p],opt %p)\n", sch, p, opt); - if (!opt || nla_parse_nested(tb, TCA_DSMARK_MAX, opt, NULL) < 0) + if (!opt) + goto errout; + + err = nla_parse_nested(tb, TCA_DSMARK_MAX, opt, NULL); + if (err < 0) goto errout; + err = -EINVAL; if (nla_len(tb[TCA_DSMARK_INDICES]) < sizeof(u16)) goto errout; indices = nla_get_u16(tb[TCA_DSMARK_INDICES]); |