diff options
Diffstat (limited to 'net/sched/act_pedit.c')
| -rw-r--r-- | net/sched/act_pedit.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/net/sched/act_pedit.c b/net/sched/act_pedit.c index 88d8a15a1921..1b9ca45a78e5 100644 --- a/net/sched/act_pedit.c +++ b/net/sched/act_pedit.c @@ -38,15 +38,19 @@ static int tcf_pedit_init(struct nlattr *nla, struct nlattr *est, { struct nlattr *tb[TCA_PEDIT_MAX + 1]; struct tc_pedit *parm; - int ret = 0; + int ret = 0, err; struct tcf_pedit *p; struct tcf_common *pc; struct tc_pedit_key *keys = NULL; int ksize; - if (nla == NULL || nla_parse_nested(tb, TCA_PEDIT_MAX, nla, NULL) < 0) + if (nla == NULL) return -EINVAL; + err = nla_parse_nested(tb, TCA_PEDIT_MAX, nla, NULL); + if (err < 0) + return err; + if (tb[TCA_PEDIT_PARMS] == NULL || nla_len(tb[TCA_PEDIT_PARMS]) < sizeof(*parm)) return -EINVAL; |