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>
This commit is contained in:
Eric Dumazet
2010-10-25 03:47:05 +00:00
committed by David S. Miller
parent 1c87733d06
commit 0d7da9ddd9
6 changed files with 7 additions and 7 deletions

View File

@@ -1413,7 +1413,7 @@ int udp_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;
}