diff options
Diffstat (limited to 'net/sched/act_mirred.c')
| -rw-r--r-- | net/sched/act_mirred.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/net/sched/act_mirred.c b/net/sched/act_mirred.c index db943a8c7388..6cb5e30dcf8c 100644 --- a/net/sched/act_mirred.c +++ b/net/sched/act_mirred.c @@ -62,12 +62,16 @@ static int tcf_mirred_init(struct nlattr *nla, struct nlattr *est, struct tcf_mirred *m; struct tcf_common *pc; struct net_device *dev = NULL; - int ret = 0; + int ret = 0, err; int ok_push = 0; - if (nla == NULL || nla_parse_nested(tb, TCA_MIRRED_MAX, nla, NULL) < 0) + if (nla == NULL) return -EINVAL; + err = nla_parse_nested(tb, TCA_MIRRED_MAX, nla, NULL); + if (err < 0) + return err; + if (tb[TCA_MIRRED_PARMS] == NULL || nla_len(tb[TCA_MIRRED_PARMS]) < sizeof(*parm)) return -EINVAL; |