diff options
| author | stephen hemminger <shemminger@vyatta.com> | 2012-09-24 18:12:25 +0000 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2012-09-27 18:12:37 -0400 |
| commit | b0558ef24a792906914fcad277f3befe2420e618 (patch) | |
| tree | 65cacc7cfe54fd50aef515fdbfa52f2aaf532efb /net/ipv4/ip_vti.c | |
| parent | 0c5794a66c7c6443759e6098841767958a031187 (diff) | |
| download | linux-b0558ef24a792906914fcad277f3befe2420e618.tar.bz2 | |
xfrm: remove extranous rcu_read_lock
The handlers for xfrm_tunnel are always invoked with rcu read lock
already.
Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4/ip_vti.c')
| -rw-r--r-- | net/ipv4/ip_vti.c | 5 |
1 files changed, 0 insertions, 5 deletions
diff --git a/net/ipv4/ip_vti.c b/net/ipv4/ip_vti.c index 3511ffba7bd4..978bca4818ae 100644 --- a/net/ipv4/ip_vti.c +++ b/net/ipv4/ip_vti.c @@ -304,7 +304,6 @@ static int vti_err(struct sk_buff *skb, u32 info) err = -ENOENT; - rcu_read_lock(); t = vti_tunnel_lookup(dev_net(skb->dev), iph->daddr, iph->saddr); if (t == NULL) goto out; @@ -326,7 +325,6 @@ static int vti_err(struct sk_buff *skb, u32 info) t->err_count = 1; t->err_time = jiffies; out: - rcu_read_unlock(); return err; } @@ -336,7 +334,6 @@ static int vti_rcv(struct sk_buff *skb) struct ip_tunnel *tunnel; const struct iphdr *iph = ip_hdr(skb); - rcu_read_lock(); tunnel = vti_tunnel_lookup(dev_net(skb->dev), iph->saddr, iph->daddr); if (tunnel != NULL) { struct pcpu_tstats *tstats; @@ -348,10 +345,8 @@ static int vti_rcv(struct sk_buff *skb) u64_stats_update_end(&tstats->syncp); skb->dev = tunnel->dev; - rcu_read_unlock(); return 1; } - rcu_read_unlock(); return -1; } |