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authorEric Dumazet <eric.dumazet@gmail.com>2010-10-25 03:47:05 +0000
committerDavid S. Miller <davem@davemloft.net>2010-10-25 14:18:28 -0700
commit0d7da9ddd9a4eb7808698d04b98bf9d62d02649b (patch)
treeb170122c08d47be35a056782be54573ba19fe0b0 /net/ipv6
parent1c87733d0682547050ccccb400cdac425fa43b39 (diff)
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net: add __rcu annotation to sk_filter
Add __rcu annotation to : (struct sock)->sk_filter And use appropriate rcu primitives to reduce sparse warnings if CONFIG_SPARSE_RCU_POINTER=y Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv6')
-rw-r--r--net/ipv6/raw.c2
-rw-r--r--net/ipv6/udp.c2
2 files changed, 2 insertions, 2 deletions
diff --git a/net/ipv6/raw.c b/net/ipv6/raw.c
index 45e6efb7..86c3952 100644
--- a/net/ipv6/raw.c
+++ b/net/ipv6/raw.c
@@ -373,7 +373,7 @@ void raw6_icmp_error(struct sk_buff *skb, int nexthdr,
static inline int rawv6_rcv_skb(struct sock * sk, struct sk_buff * skb)
{
- if ((raw6_sk(sk)->checksum || sk->sk_filter) &&
+ if ((raw6_sk(sk)->checksum || rcu_dereference_raw(sk->sk_filter)) &&
skb_checksum_complete(skb)) {
atomic_inc(&sk->sk_drops);
kfree_skb(skb);
diff --git a/net/ipv6/udp.c b/net/ipv6/udp.c
index c84dad4..91def93 100644
--- a/net/ipv6/udp.c
+++ b/net/ipv6/udp.c
@@ -527,7 +527,7 @@ int udpv6_queue_rcv_skb(struct sock * sk, struct sk_buff *skb)
}
}
- if (sk->sk_filter) {
+ if (rcu_dereference_raw(sk->sk_filter)) {
if (udp_lib_checksum_complete(skb))
goto drop;
}