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author | Eric Dumazet <dada1@cosmosbay.com> | 2008-01-08 23:41:28 -0800 |
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committer | David S. Miller <davem@davemloft.net> | 2008-01-08 23:41:28 -0800 |
commit | 9d3e44425e3498eb33f25d94392b4fd0d56a5176 (patch) | |
tree | 453e71e0dfae127df026c64e2b1a24aa4f629b3d | |
parent | 0f99be0d115a5716292c58dfdb20d2eddd0f3387 (diff) | |
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[SOCK]: Adds a rcu_dereference() in sk_filter
It seems commit fda9ef5d679b07c9d9097aaf6ef7f069d794a8f9 introduced a RCU
protection for sk_filter(), without a rcu_dereference()
Either we need a rcu_dereference(), either a comment should explain why we
dont need it. I vote for the former.
Signed-off-by: Eric Dumazet <dada1@cosmosbay.com>
Acked-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r-- | include/net/sock.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/include/net/sock.h b/include/net/sock.h index 67e35c7..6e1542d 100644 --- a/include/net/sock.h +++ b/include/net/sock.h @@ -944,7 +944,7 @@ static inline int sk_filter(struct sock *sk, struct sk_buff *skb) return err; rcu_read_lock_bh(); - filter = sk->sk_filter; + filter = rcu_dereference(sk->sk_filter); if (filter) { unsigned int pkt_len = sk_run_filter(skb, filter->insns, filter->len); |