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-rw-r--r--drivers/scsi/libiscsi.c11
1 files changed, 8 insertions, 3 deletions
diff --git a/drivers/scsi/libiscsi.c b/drivers/scsi/libiscsi.c
index 047543cd3fc..212fe2027a8 100644
--- a/drivers/scsi/libiscsi.c
+++ b/drivers/scsi/libiscsi.c
@@ -546,6 +546,9 @@ __iscsi_conn_send_pdu(struct iscsi_conn *conn, struct iscsi_hdr *hdr,
*/
task = conn->login_task;
else {
+ if (session->state != ISCSI_STATE_LOGGED_IN)
+ return NULL;
+
BUG_ON(conn->c_stage == ISCSI_CONN_INITIAL_STAGE);
BUG_ON(conn->c_stage == ISCSI_CONN_STOPPED);
@@ -2566,8 +2569,6 @@ static void iscsi_start_session_recovery(struct iscsi_session *session,
{
int old_stop_stage;
- del_timer_sync(&conn->transport_timer);
-
mutex_lock(&session->eh_mutex);
spin_lock_bh(&session->lock);
if (conn->stop_stage == STOP_CONN_TERM) {
@@ -2585,13 +2586,17 @@ static void iscsi_start_session_recovery(struct iscsi_session *session,
session->state = ISCSI_STATE_TERMINATE;
else if (conn->stop_stage != STOP_CONN_RECOVER)
session->state = ISCSI_STATE_IN_RECOVERY;
+ spin_unlock_bh(&session->lock);
+ del_timer_sync(&conn->transport_timer);
+ iscsi_suspend_tx(conn);
+
+ spin_lock_bh(&session->lock);
old_stop_stage = conn->stop_stage;
conn->stop_stage = flag;
conn->c_stage = ISCSI_CONN_STOPPED;
spin_unlock_bh(&session->lock);
- iscsi_suspend_tx(conn);
/*
* for connection level recovery we should not calculate
* header digest. conn->hdr_size used for optimization