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>
diff --git a/net/iucv/af_iucv.c b/net/iucv/af_iucv.c
index 49e7865..2941ee5 100644
--- a/net/iucv/af_iucv.c
+++ b/net/iucv/af_iucv.c
@@ -172,6 +172,7 @@
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 @@
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;