diff options
Diffstat (limited to 'net/sched/cls_matchall.c')
| -rw-r--r-- | net/sched/cls_matchall.c | 22 |
1 files changed, 16 insertions, 6 deletions
diff --git a/net/sched/cls_matchall.c b/net/sched/cls_matchall.c index b12bc2abea93..f2141cb55562 100644 --- a/net/sched/cls_matchall.c +++ b/net/sched/cls_matchall.c @@ -118,10 +118,12 @@ static int mall_set_parms(struct net *net, struct tcf_proto *tp, struct tcf_exts e; int err; - tcf_exts_init(&e, TCA_MATCHALL_ACT, 0); + err = tcf_exts_init(&e, TCA_MATCHALL_ACT, 0); + if (err) + return err; err = tcf_exts_validate(net, tp, tb, est, &e, ovr); if (err < 0) - return err; + goto errout; if (tb[TCA_MATCHALL_CLASSID]) { head->res.classid = nla_get_u32(tb[TCA_MATCHALL_CLASSID]); @@ -131,6 +133,9 @@ static int mall_set_parms(struct net *net, struct tcf_proto *tp, tcf_exts_change(tp, &head->exts, &e); return 0; +errout: + tcf_exts_destroy(&e); + return err; } static int mall_change(struct net *net, struct sk_buff *in_skb, @@ -166,7 +171,9 @@ static int mall_change(struct net *net, struct sk_buff *in_skb, if (!new) return -ENOBUFS; - tcf_exts_init(&new->exts, TCA_MATCHALL_ACT, 0); + err = tcf_exts_init(&new->exts, TCA_MATCHALL_ACT, 0); + if (err) + goto err_exts_init; if (!handle) handle = 1; @@ -175,13 +182,13 @@ static int mall_change(struct net *net, struct sk_buff *in_skb, err = mall_set_parms(net, tp, new, base, tb, tca[TCA_RATE], ovr); if (err) - goto errout; + goto err_set_parms; if (tc_should_offload(dev, tp, flags)) { err = mall_replace_hw_filter(tp, new, (unsigned long) new); if (err) { if (tc_skip_sw(flags)) - goto errout; + goto err_replace_hw_filter; else err = 0; } @@ -193,7 +200,10 @@ static int mall_change(struct net *net, struct sk_buff *in_skb, call_rcu(&head->rcu, mall_destroy_rcu); return 0; -errout: +err_replace_hw_filter: +err_set_parms: + tcf_exts_destroy(&new->exts); +err_exts_init: kfree(new); return err; } |