diff options
-rw-r--r-- | drivers/infiniband/core/cm.c | 25 |
1 files changed, 14 insertions, 11 deletions
diff --git a/drivers/infiniband/core/cm.c b/drivers/infiniband/core/cm.c index e840434a96d8..40c004a2697e 100644 --- a/drivers/infiniband/core/cm.c +++ b/drivers/infiniband/core/cm.c | |||
@@ -1297,26 +1297,29 @@ static struct cm_id_private * cm_match_req(struct cm_work *work, | |||
1297 | 1297 | ||
1298 | req_msg = (struct cm_req_msg *)work->mad_recv_wc->recv_buf.mad; | 1298 | req_msg = (struct cm_req_msg *)work->mad_recv_wc->recv_buf.mad; |
1299 | 1299 | ||
1300 | /* Check for duplicate REQ and stale connections. */ | 1300 | /* Check for possible duplicate REQ. */ |
1301 | spin_lock_irqsave(&cm.lock, flags); | 1301 | spin_lock_irqsave(&cm.lock, flags); |
1302 | timewait_info = cm_insert_remote_id(cm_id_priv->timewait_info); | 1302 | timewait_info = cm_insert_remote_id(cm_id_priv->timewait_info); |
1303 | if (!timewait_info) | ||
1304 | timewait_info = cm_insert_remote_qpn(cm_id_priv->timewait_info); | ||
1305 | |||
1306 | if (timewait_info) { | 1303 | if (timewait_info) { |
1307 | cur_cm_id_priv = cm_get_id(timewait_info->work.local_id, | 1304 | cur_cm_id_priv = cm_get_id(timewait_info->work.local_id, |
1308 | timewait_info->work.remote_id); | 1305 | timewait_info->work.remote_id); |
1309 | cm_cleanup_timewait(cm_id_priv->timewait_info); | ||
1310 | spin_unlock_irqrestore(&cm.lock, flags); | 1306 | spin_unlock_irqrestore(&cm.lock, flags); |
1311 | if (cur_cm_id_priv) { | 1307 | if (cur_cm_id_priv) { |
1312 | cm_dup_req_handler(work, cur_cm_id_priv); | 1308 | cm_dup_req_handler(work, cur_cm_id_priv); |
1313 | cm_deref_id(cur_cm_id_priv); | 1309 | cm_deref_id(cur_cm_id_priv); |
1314 | } else | 1310 | } |
1315 | cm_issue_rej(work->port, work->mad_recv_wc, | 1311 | return NULL; |
1316 | IB_CM_REJ_STALE_CONN, CM_MSG_RESPONSE_REQ, | 1312 | } |
1317 | NULL, 0); | 1313 | |
1318 | listen_cm_id_priv = NULL; | 1314 | /* Check for stale connections. */ |
1319 | goto out; | 1315 | timewait_info = cm_insert_remote_qpn(cm_id_priv->timewait_info); |
1316 | if (timewait_info) { | ||
1317 | cm_cleanup_timewait(cm_id_priv->timewait_info); | ||
1318 | spin_unlock_irqrestore(&cm.lock, flags); | ||
1319 | cm_issue_rej(work->port, work->mad_recv_wc, | ||
1320 | IB_CM_REJ_STALE_CONN, CM_MSG_RESPONSE_REQ, | ||
1321 | NULL, 0); | ||
1322 | return NULL; | ||
1320 | } | 1323 | } |
1321 | 1324 | ||
1322 | /* Find matching listen request. */ | 1325 | /* Find matching listen request. */ |