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| author | Eric Dumazet <edumazet@google.com> | 2013-06-25 12:21:06 +0400 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2013-06-25 13:44:05 +0400 |
| commit | 7ae8639c9d6d5aba7990b4fad3506ff7b4667a45 (patch) | |
| tree | e48b9fbaac8312e53bb49a7bd0f4c41020ec3f3e /include/net/tcp.h | |
| parent | e4fc408e0e99fd2e009c8b3702d9637f5554fd5c (diff) | |
| download | linux-7ae8639c9d6d5aba7990b4fad3506ff7b4667a45.tar.xz | |
tcp: remove invalid __rcu annotation
struct tcp_fastopen_context has a field named tfm, which is a pointer
to a crypto_cipher structure.
It currently has a __rcu annotation, which is not needed at all.
tcp_fastopen_ctx is the pointer fetched by rcu_dereference(), but once
we have a pointer to current tcp_fastopen_context, we do not use/need
rcu_dereference() to access tfm.
This fixes a lot of sparse errors like the following :
net/ipv4/tcp_fastopen.c:21:31: warning: incorrect type in argument 1 (different address spaces)
net/ipv4/tcp_fastopen.c:21:31: expected struct crypto_cipher *tfm
net/ipv4/tcp_fastopen.c:21:31: got struct crypto_cipher [noderef] <asn:4>*tfm
Signed-off-by: Eric Dumazet <edumazet@google.com>
Cc: Jerry Chu <hkchu@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/net/tcp.h')
| -rw-r--r-- | include/net/tcp.h | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/include/net/tcp.h b/include/net/tcp.h index 6fa80831dc40..d1980054ec75 100644 --- a/include/net/tcp.h +++ b/include/net/tcp.h @@ -1319,9 +1319,9 @@ void tcp_fastopen_cookie_gen(__be32 addr, struct tcp_fastopen_cookie *foc); /* Fastopen key context */ struct tcp_fastopen_context { - struct crypto_cipher __rcu *tfm; - __u8 key[TCP_FASTOPEN_KEY_LENGTH]; - struct rcu_head rcu; + struct crypto_cipher *tfm; + __u8 key[TCP_FASTOPEN_KEY_LENGTH]; + struct rcu_head rcu; }; /* write queue abstraction */ |