3.16-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Sagi Grimberg <[email protected]>

commit 0fc4ea701fcf5bc51ace4e288af5be741465f776 upstream.

disconnected_handler is invoked on several CM events (such
as DISCONNECTED, DEVICE_REMOVAL, TIMEWAIT_EXIT...). Since
multiple  events can occur while before isert_free_conn is
invoked, we might put all isert_conn references and free
the connection too early.

Signed-off-by: Sagi Grimberg <[email protected]>
Signed-off-by: Nicholas Bellinger <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>

---
 drivers/infiniband/ulp/isert/ib_isert.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/drivers/infiniband/ulp/isert/ib_isert.c
+++ b/drivers/infiniband/ulp/isert/ib_isert.c
@@ -799,7 +799,6 @@ isert_disconnect_work(struct work_struct
 
 wake_up:
        complete(&isert_conn->conn_wait);
-       isert_put_conn(isert_conn);
 }
 
 static void
@@ -3235,6 +3234,7 @@ static void isert_wait_conn(struct iscsi
        wait_for_completion(&isert_conn->conn_wait_comp_err);
 
        wait_for_completion(&isert_conn->conn_wait);
+       isert_put_conn(isert_conn);
 }
 
 static void isert_free_conn(struct iscsi_conn *conn)


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