diff options
| -rw-r--r-- | drivers/infiniband/core/cma.c | 80 |
1 files changed, 40 insertions, 40 deletions
diff --git a/drivers/infiniband/core/cma.c b/drivers/infiniband/core/cma.c index b6a33b3c516d..b60ce2226965 100644 --- a/drivers/infiniband/core/cma.c +++ b/drivers/infiniband/core/cma.c @@ -406,11 +406,6 @@ static int cma_disable_callback(struct rdma_id_private *id_priv, return 0; } -static int cma_has_cm_dev(struct rdma_id_private *id_priv) -{ - return (id_priv->id.device && id_priv->cm_id.ib); -} - struct rdma_cm_id *rdma_create_id(rdma_cm_event_handler event_handler, void *context, enum rdma_port_space ps, enum ib_qp_type qp_type) @@ -920,11 +915,11 @@ void rdma_destroy_id(struct rdma_cm_id *id) if (id_priv->cma_dev) { switch (rdma_node_get_transport(id_priv->id.device->node_type)) { case RDMA_TRANSPORT_IB: - if (id_priv->cm_id.ib && !IS_ERR(id_priv->cm_id.ib)) + if (id_priv->cm_id.ib) ib_destroy_cm_id(id_priv->cm_id.ib); break; case RDMA_TRANSPORT_IWARP: - if (id_priv->cm_id.iw && !IS_ERR(id_priv->cm_id.iw)) + if (id_priv->cm_id.iw) iw_destroy_cm_id(id_priv->cm_id.iw); break; default: @@ -1085,12 +1080,12 @@ static struct rdma_id_private *cma_new_conn_id(struct rdma_cm_id *listen_id, if (cma_get_net_info(ib_event->private_data, listen_id->ps, &ip_ver, &port, &src, &dst)) - goto err; + return NULL; id = rdma_create_id(listen_id->event_handler, listen_id->context, listen_id->ps, ib_event->param.req_rcvd.qp_type); if (IS_ERR(id)) - goto err; + return NULL; cma_save_net_info(&id->route.addr, &listen_id->route.addr, ip_ver, port, src, dst); @@ -1100,7 +1095,7 @@ static struct rdma_id_private *cma_new_conn_id(struct rdma_cm_id *listen_id, rt->path_rec = kmalloc(sizeof *rt->path_rec * rt->num_paths, GFP_KERNEL); if (!rt->path_rec) - goto destroy_id; + goto err; rt->path_rec[0] = *ib_event->param.req_rcvd.primary_path; if (rt->num_paths == 2) @@ -1114,7 +1109,7 @@ static struct rdma_id_private *cma_new_conn_id(struct rdma_cm_id *listen_id, ret = rdma_translate_ip((struct sockaddr *) &rt->addr.src_addr, &rt->addr.dev_addr); if (ret) - goto destroy_id; + goto err; } rdma_addr_set_dgid(&rt->addr.dev_addr, &rt->path_rec[0].dgid); @@ -1122,9 +1117,8 @@ static struct rdma_id_private *cma_new_conn_id(struct rdma_cm_id *listen_id, id_priv->state = RDMA_CM_CONNECT; return id_priv; -destroy_id: - rdma_destroy_id(id); err: + rdma_destroy_id(id); return NULL; } @@ -1468,13 +1462,15 @@ static int cma_ib_listen(struct rdma_id_private *id_priv) { struct ib_cm_compare_data compare_data; struct sockaddr *addr; + struct ib_cm_id *id; __be64 svc_id; int ret; - id_priv->cm_id.ib = ib_create_cm_id(id_priv->id.device, cma_req_handler, - id_priv); - if (IS_ERR(id_priv->cm_id.ib)) - return PTR_ERR(id_priv->cm_id.ib); + id = ib_create_cm_id(id_priv->id.device, cma_req_handler, id_priv); + if (IS_ERR(id)) + return PTR_ERR(id); + + id_priv->cm_id.ib = id; addr = (struct sockaddr *) &id_priv->id.route.addr.src_addr; svc_id = cma_get_service_id(id_priv->id.ps, addr); @@ -1497,12 +1493,15 @@ static int cma_iw_listen(struct rdma_id_private *id_priv, int backlog) { int ret; struct sockaddr_in *sin; + struct iw_cm_id *id; + + id = iw_create_cm_id(id_priv->id.device, + iw_conn_req_handler, + id_priv); + if (IS_ERR(id)) + return PTR_ERR(id); - id_priv->cm_id.iw = iw_create_cm_id(id_priv->id.device, - iw_conn_req_handler, - id_priv); - if (IS_ERR(id_priv->cm_id.iw)) - return PTR_ERR(id_priv->cm_id.iw); + id_priv->cm_id.iw = id; sin = (struct sockaddr_in *) &id_priv->id.route.addr.src_addr; id_priv->cm_id.iw->local_addr = *sin; @@ -2484,6 +2483,7 @@ static int cma_resolve_ib_udp(struct rdma_id_private *id_priv, { struct ib_cm_sidr_req_param req; struct rdma_route *route; + struct ib_cm_id *id; int ret; req.private_data_len = sizeof(struct cma_hdr) + @@ -2501,12 +2501,13 @@ static int cma_resolve_ib_udp(struct rdma_id_private *id_priv, if (ret) goto out; - id_priv->cm_id.ib = ib_create_cm_id(id_priv->id.device, - cma_sidr_rep_handler, id_priv); - if (IS_ERR(id_priv->cm_id.ib)) { - ret = PTR_ERR(id_priv->cm_id.ib); + id = ib_create_cm_id(id_priv->id.device, cma_sidr_rep_handler, + id_priv); + if (IS_ERR(id)) { + ret = PTR_ERR(id); goto out; } + id_priv->cm_id.ib = id; req.path = route->path_rec; req.service_id = cma_get_service_id(id_priv->id.ps, @@ -2530,6 +2531,7 @@ static int cma_connect_ib(struct rdma_id_private *id_priv, struct ib_cm_req_param req; struct rdma_route *route; void *private_data; + struct ib_cm_id *id; int offset, ret; memset(&req, 0, sizeof req); @@ -2543,12 +2545,12 @@ static int cma_connect_ib(struct rdma_id_private *id_priv, memcpy(private_data + offset, conn_param->private_data, conn_param->private_data_len); - id_priv->cm_id.ib = ib_create_cm_id(id_priv->id.device, cma_ib_handler, - id_priv); - if (IS_ERR(id_priv->cm_id.ib)) { - ret = PTR_ERR(id_priv->cm_id.ib); + id = ib_create_cm_id(id_priv->id.device, cma_ib_handler, id_priv); + if (IS_ERR(id)) { + ret = PTR_ERR(id); goto out; } + id_priv->cm_id.ib = id; route = &id_priv->id.route; ret = cma_format_hdr(private_data, id_priv->id.ps, route); @@ -2577,8 +2579,8 @@ 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); + if (ret && !IS_ERR(id)) { + ib_destroy_cm_id(id); id_priv->cm_id.ib = NULL; } @@ -2595,10 +2597,8 @@ static int cma_connect_iw(struct rdma_id_private *id_priv, struct iw_cm_conn_param iw_param; cm_id = iw_create_cm_id(id_priv->id.device, cma_iw_handler, id_priv); - if (IS_ERR(cm_id)) { - ret = PTR_ERR(cm_id); - goto out; - } + if (IS_ERR(cm_id)) + return PTR_ERR(cm_id); id_priv->cm_id.iw = cm_id; @@ -2622,7 +2622,7 @@ 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)) { + if (ret) { iw_destroy_cm_id(cm_id); id_priv->cm_id.iw = NULL; } @@ -2795,7 +2795,7 @@ int rdma_notify(struct rdma_cm_id *id, enum ib_event_type event) int ret; id_priv = container_of(id, struct rdma_id_private, id); - if (!cma_has_cm_dev(id_priv)) + if (!id_priv->cm_id.ib) return -EINVAL; switch (id->device->node_type) { @@ -2817,7 +2817,7 @@ int rdma_reject(struct rdma_cm_id *id, const void *private_data, int ret; id_priv = container_of(id, struct rdma_id_private, id); - if (!cma_has_cm_dev(id_priv)) + if (!id_priv->cm_id.ib) return -EINVAL; switch (rdma_node_get_transport(id->device->node_type)) { @@ -2848,7 +2848,7 @@ int rdma_disconnect(struct rdma_cm_id *id) int ret; id_priv = container_of(id, struct rdma_id_private, id); - if (!cma_has_cm_dev(id_priv)) + if (!id_priv->cm_id.ib) return -EINVAL; switch (rdma_node_get_transport(id->device->node_type)) { |