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authorEric Dumazet <eric.dumazet@gmail.com>2011-02-18 03:26:36 +0000
committerDavid S. Miller <davem@davemloft.net>2011-02-22 10:19:31 -0800
commiteaefd1105bc431ef329599e307a07f2a36ae7872 (patch)
tree658eeed417654c8f6015d4d5f957f5a1b5e9521f /net/sctp
parent04cfa852ff8dab923640500ee850d19e75bacabc (diff)
downloadop-kernel-dev-eaefd1105bc431ef329599e307a07f2a36ae7872.zip
op-kernel-dev-eaefd1105bc431ef329599e307a07f2a36ae7872.tar.gz
net: add __rcu annotations to sk_wq and wq
Add proper RCU annotations/verbs to sk_wq and wq members Fix __sctp_write_space() sk_sleep() abuse (and sock->wq access) Fix sunrpc sk_sleep() abuse too Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/sctp')
-rw-r--r--net/sctp/socket.c9
1 files changed, 5 insertions, 4 deletions
diff --git a/net/sctp/socket.c b/net/sctp/socket.c
index 8e02550..b53b2eb 100644
--- a/net/sctp/socket.c
+++ b/net/sctp/socket.c
@@ -6102,15 +6102,16 @@ static void __sctp_write_space(struct sctp_association *asoc)
wake_up_interruptible(&asoc->wait);
if (sctp_writeable(sk)) {
- if (sk_sleep(sk) && waitqueue_active(sk_sleep(sk)))
- wake_up_interruptible(sk_sleep(sk));
+ wait_queue_head_t *wq = sk_sleep(sk);
+
+ if (wq && waitqueue_active(wq))
+ wake_up_interruptible(wq);
/* Note that we try to include the Async I/O support
* here by modeling from the current TCP/UDP code.
* We have not tested with it yet.
*/
- if (sock->wq->fasync_list &&
- !(sk->sk_shutdown & SEND_SHUTDOWN))
+ if (!(sk->sk_shutdown & SEND_SHUTDOWN))
sock_wake_async(sock,
SOCK_WAKE_SPACE, POLL_OUT);
}
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