diff options
Diffstat (limited to 'net/ipv4/ipip.c')
| -rw-r--r-- | net/ipv4/ipip.c | 9 |
1 files changed, 1 insertions, 8 deletions
diff --git a/net/ipv4/ipip.c b/net/ipv4/ipip.c index 99af1f0cc65..618bde867ac 100644 --- a/net/ipv4/ipip.c +++ b/net/ipv4/ipip.c @@ -365,8 +365,6 @@ static int ipip_err(struct sk_buff *skb, u32 info) } err = -ENOENT; - - rcu_read_lock(); t = ipip_tunnel_lookup(dev_net(skb->dev), iph->daddr, iph->saddr); if (t == NULL) goto out; @@ -398,7 +396,7 @@ static int ipip_err(struct sk_buff *skb, u32 info) t->err_count = 1; t->err_time = jiffies; out: - rcu_read_unlock(); + return err; } @@ -416,13 +414,11 @@ static int ipip_rcv(struct sk_buff *skb) struct ip_tunnel *tunnel; const struct iphdr *iph = ip_hdr(skb); - rcu_read_lock(); tunnel = ipip_tunnel_lookup(dev_net(skb->dev), iph->saddr, iph->daddr); if (tunnel != NULL) { struct pcpu_tstats *tstats; if (!xfrm4_policy_check(NULL, XFRM_POLICY_IN, skb)) { - rcu_read_unlock(); kfree_skb(skb); return 0; } @@ -445,11 +441,8 @@ static int ipip_rcv(struct sk_buff *skb) ipip_ecn_decapsulate(iph, skb); netif_rx(skb); - - rcu_read_unlock(); return 0; } - rcu_read_unlock(); return -1; } |