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Diffstat (limited to 'net/sched/cls_route.c')
-rw-r--r--net/sched/cls_route.c14
1 files changed, 10 insertions, 4 deletions
diff --git a/net/sched/cls_route.c b/net/sched/cls_route.c
index 08a3b0a6f5ab..c91e65d81a48 100644
--- a/net/sched/cls_route.c
+++ b/net/sched/cls_route.c
@@ -383,17 +383,19 @@ static int route4_set_parms(struct net *net, struct tcf_proto *tp,
struct nlattr **tb, struct nlattr *est, int new,
bool ovr)
{
- int err;
u32 id = 0, to = 0, nhandle = 0x8000;
struct route4_filter *fp;
unsigned int h1;
struct route4_bucket *b;
struct tcf_exts e;
+ int err;
- tcf_exts_init(&e, TCA_ROUTE4_ACT, TCA_ROUTE4_POLICE);
- err = tcf_exts_validate(net, tp, tb, est, &e, ovr);
+ err = tcf_exts_init(&e, TCA_ROUTE4_ACT, TCA_ROUTE4_POLICE);
if (err < 0)
return err;
+ err = tcf_exts_validate(net, tp, tb, est, &e, ovr);
+ if (err < 0)
+ goto errout;
err = -EINVAL;
if (tb[TCA_ROUTE4_TO]) {
@@ -503,7 +505,10 @@ static int route4_change(struct net *net, struct sk_buff *in_skb,
if (!f)
goto errout;
- tcf_exts_init(&f->exts, TCA_ROUTE4_ACT, TCA_ROUTE4_POLICE);
+ err = tcf_exts_init(&f->exts, TCA_ROUTE4_ACT, TCA_ROUTE4_POLICE);
+ if (err < 0)
+ goto errout;
+
if (fold) {
f->id = fold->id;
f->iif = fold->iif;
@@ -557,6 +562,7 @@ static int route4_change(struct net *net, struct sk_buff *in_skb,
return 0;
errout:
+ tcf_exts_destroy(&f->exts);
kfree(f);
return err;
}