diff options
| author | Andrew Hendry <andrew.hendry@gmail.com> | 2010-09-14 20:38:54 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2010-09-14 20:38:54 -0700 |
| commit | 141646ce56735cedb2336b3cd21364287f0aa4c7 (patch) | |
| tree | 204b0396a60a6954df2fe1dd654e47955c2c7533 /net | |
| parent | 90c27297a9bfb8ea11c0e3f73ad90c4c66e8501e (diff) | |
X.25 remove bkl in accept
Accept already has socket locking.
[ Extend socket locking over TCP_LISTEN state test. -DaveM ]
Signed-off-by: Andrew Hendry <andrew.hendry@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net')
| -rw-r--r-- | net/x25/af_x25.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/net/x25/af_x25.c b/net/x25/af_x25.c index bd6fce31a73..04321eec65e 100644 --- a/net/x25/af_x25.c +++ b/net/x25/af_x25.c @@ -869,8 +869,7 @@ static int x25_accept(struct socket *sock, struct socket *newsock, int flags) struct sk_buff *skb; int rc = -EINVAL; - lock_kernel(); - if (!sk || sk->sk_state != TCP_LISTEN) + if (!sk) goto out; rc = -EOPNOTSUPP; @@ -878,6 +877,10 @@ static int x25_accept(struct socket *sock, struct socket *newsock, int flags) goto out; lock_sock(sk); + rc = -EINVAL; + if (sk->sk_state != TCP_LISTEN) + goto out2; + rc = x25_wait_for_data(sk, sk->sk_rcvtimeo); if (rc) goto out2; @@ -897,7 +900,6 @@ static int x25_accept(struct socket *sock, struct socket *newsock, int flags) out2: release_sock(sk); out: - unlock_kernel(); return rc; } |