net_sched: cls_api: fix return value for non-existant classifiers

[deliverable/linux.git] / net / sched / cls_api.c

diff --git a/net/sched/cls_api.c b/net/sched/cls_api.c
index 0fbedcabf1110759c41117253ae7cc73d6f7a768..9360fc81e8c7e8099e2cd105d67bbec1511324b6 100644 (file)
--- a/net/sched/cls_api.c
+++ b/net/sched/cls_api.c
@@ -118,7 +118,7 @@ static inline u32 tcf_auto_prio(struct tcf_proto *tp)
 
 static int tc_ctl_tfilter(struct sk_buff *skb, struct nlmsghdr *n, void *arg)
 {
-       struct net *net = skb->sk->sk_net;
+       struct net *net = sock_net(skb->sk);
        struct nlattr *tca[TCA_MAX + 1];
        struct tcmsg *t;
        u32 protocol;
@@ -220,7 +220,7 @@ replay:
                tp = kzalloc(sizeof(*tp), GFP_KERNEL);
                if (tp == NULL)
                        goto errout;
-               err = -EINVAL;
+               err = -ENOENT;
                tp_ops = tcf_proto_lookup_ops(tca[TCA_KIND]);
                if (tp_ops == NULL) {
 #ifdef CONFIG_KMOD
@@ -389,7 +389,7 @@ static int tcf_node_dump(struct tcf_proto *tp, unsigned long n,
 
 static int tc_dump_tfilter(struct sk_buff *skb, struct netlink_callback *cb)
 {
-       struct net *net = skb->sk->sk_net;
+       struct net *net = sock_net(skb->sk);
        int t;
        int s_t;
        struct net_device *dev;