IB/cm: Fix handling of duplicate SIDR REQs

Fix handling to duplicate SIDR REQs to avoid sending a reject if a
duplicate is detected.  Duplicates should just be silently discarded.

Signed-off-by: Sean Hefty <sean.hefty@intel.com>
Signed-off-by: Roland Dreier <rolandd@cisco.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/infiniband/core/cm.c b/drivers/infiniband/core/cm.c
index c7007c45889a..9135a8c1d4ac 100644
--- a/drivers/infiniband/core/cm.c
+++ b/drivers/infiniband/core/cm.c
@@ -2794,7 +2794,6 @@ static int cm_sidr_req_handler(struct cm_work *work)
                                 work->mad_recv_wc->recv_buf.grh,
                                 &cm_id_priv->av);
         cm_id_priv->id.remote_id = sidr_req_msg->request_id;
-        cm_id_priv->id.state = IB_CM_SIDR_REQ_RCVD;
         cm_id_priv->tid = sidr_req_msg->hdr.tid;
         atomic_inc(&cm_id_priv->work_count);
 
@@ -2804,6 +2803,7 @@ static int cm_sidr_req_handler(struct cm_work *work)
                 spin_unlock_irq(&cm.lock);
                 goto out; /* Duplicate message. */
         }
+        cm_id_priv->id.state = IB_CM_SIDR_REQ_RCVD;
         cur_cm_id_priv = cm_find_listen(cm_id->device,
                                         sidr_req_msg->service_id,
                                         sidr_req_msg->private_data);