From 675a027c3db25a439f6ea744bb0c284f983dbfb9 Mon Sep 17 00:00:00 2001 From: Krishna Kumar Date: Fri, 29 Sep 2006 11:47:06 -0700 Subject: [PATCH] RDMA/cma: Fix leak of cm_ids in case of failures cma_connect_ib() and cma_connect_iw() leak cm_id's in failure cases. Signed-off-by: Krishna Kumar Signed-off-by: Sean Hefty Signed-off-by: Roland Dreier --- drivers/infiniband/core/cma.c | 15 +++++++++++---- 1 file changed, 11 insertions(+), 4 deletions(-) diff --git a/drivers/infiniband/core/cma.c b/drivers/infiniband/core/cma.c index 1178bd434d..69bb0892e8 100644 --- a/drivers/infiniband/core/cma.c +++ b/drivers/infiniband/core/cma.c @@ -1862,6 +1862,11 @@ static int cma_connect_ib(struct rdma_id_private *id_priv, ret = ib_send_cm_req(id_priv->cm_id.ib, &req); out: + if (ret && !IS_ERR(id_priv->cm_id.ib)) { + ib_destroy_cm_id(id_priv->cm_id.ib); + id_priv->cm_id.ib = NULL; + } + kfree(private_data); return ret; } @@ -1889,10 +1894,8 @@ static int cma_connect_iw(struct rdma_id_private *id_priv, cm_id->remote_addr = *sin; ret = cma_modify_qp_rtr(&id_priv->id); - if (ret) { - iw_destroy_cm_id(cm_id); - return ret; - } + if (ret) + goto out; iw_param.ord = conn_param->initiator_depth; iw_param.ird = conn_param->responder_resources; @@ -1904,6 +1907,10 @@ static int cma_connect_iw(struct rdma_id_private *id_priv, iw_param.qpn = conn_param->qp_num; ret = iw_cm_connect(cm_id, &iw_param); out: + if (ret && !IS_ERR(cm_id)) { + iw_destroy_cm_id(cm_id); + id_priv->cm_id.iw = NULL; + } return ret; } -- 2.39.5