Target/iser: Get isert_conn reference once got to connected_handler

In case the connection didn't reach connected state, disconnected
handler will never be invoked thus the second kref_put on
isert_conn will be missing.

Signed-off-by: Sagi Grimberg <sagig@mellanox.com>
Cc: <stable@vger.kernel.org> # v3.10+
Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>

diff --git a/drivers/infiniband/ulp/isert/ib_isert.c b/drivers/infiniband/ulp/isert/ib_isert.c
index d4c7928..e318731 100644 (file)
--- a/drivers/infiniband/ulp/isert/ib_isert.c
+++ b/drivers/infiniband/ulp/isert/ib_isert.c
@@ -586,7 +586,6 @@ isert_connect_request(struct rdma_cm_id *cma_id, struct rdma_cm_event *event)
        init_completion(&isert_conn->conn_wait);
        init_completion(&isert_conn->conn_wait_comp_err);
        kref_init(&isert_conn->conn_kref);
-       kref_get(&isert_conn->conn_kref);
        mutex_init(&isert_conn->conn_mutex);
        spin_lock_init(&isert_conn->conn_lock);
        INIT_LIST_HEAD(&isert_conn->conn_fr_pool);
@@ -746,7 +745,9 @@ isert_connect_release(struct isert_conn *isert_conn)
 static void
 isert_connected_handler(struct rdma_cm_id *cma_id)
 {
-       return;
+       struct isert_conn *isert_conn = cma_id->context;
+
+       kref_get(&isert_conn->conn_kref);
 }
 
 static void