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[SCSI] iscsi: redirect fix

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From tomof@acm.org:

There is one more issue about Equallogic systems. They send
re-direction info with FIN. I think that the kernel module needs to
let iscsid to read data from the socket before killing it.

Signed-off-by: Mike Christie <michaelc@cs.wisc.edu>
Signed-off-by: Alex Aizman <itn780@yahoo.com>
Signed-off-by: Dmitry Yusupov <dmitry_yus@yahoo.com>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
This commit is contained in:
Mike Christie 2005-11-29 23:12:49 -06:00 committed by James Bottomley
parent 0d2f16559a
commit e6273993db
1 changed files with 3 additions and 2 deletions
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5
drivers/scsi/iscsi_tcp.c
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@ -1237,8 +1237,9 @@ iscsi_tcp_state_change(struct sock *sk)
conn = (struct iscsi_conn*)sk->sk_user_data;
session = conn->session;
if (sk->sk_state == TCP_CLOSE_WAIT ||
sk->sk_state == TCP_CLOSE) {
if ((sk->sk_state == TCP_CLOSE_WAIT ||
sk->sk_state == TCP_CLOSE) &&
!atomic_read(&sk->sk_rmem_alloc)) {
debug_tcp("iscsi_tcp_state_change: TCP_CLOSE|TCP_CLOSE_WAIT\n");
iscsi_conn_failure(conn, ISCSI_ERR_CONN_FAILED);
}