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af_iucv: consider state IUCV_CLOSING when closing a socket 

Make sure a second invocation of iucv_sock_close() guarantees proper
freeing of an iucv path.

Signed-off-by: Ursula Braun <ursula.braun@de.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Ursula Braun 2009-04-21 06:04:20 +00:00 committed by David S. Miller
parent df833b1d73
commit bbe188c8f1
1 changed files with 3 additions and 0 deletions
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3
net/iucv/af_iucv.c
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@ -172,6 +172,7 @@ static void iucv_sock_close(struct sock *sk)
err = iucv_sock_wait_state(sk, IUCV_CLOSED, 0, timeo);
}
case IUCV_CLOSING: /* fall through */
sk->sk_state = IUCV_CLOSED;
sk->sk_state_change(sk);
@ -224,6 +225,8 @@ static struct sock *iucv_sock_alloc(struct socket *sock, int proto, gfp_t prio)
spin_lock_init(&iucv_sk(sk)->message_q.lock);
skb_queue_head_init(&iucv_sk(sk)->backlog_skb_q);
iucv_sk(sk)->send_tag = 0;
iucv_sk(sk)->path = NULL;
memset(&iucv_sk(sk)->src_user_id , 0, 32);
sk->sk_destruct = iucv_sock_destruct;
sk->sk_sndtimeo = IUCV_CONN_TIMEOUT;