ib_get_client_data
cm_dev = ib_get_client_data(cm_id->device, &cm_client);
struct cm_device *cm_dev = ib_get_client_data(ibdev, &cm_client);
cm_dev = ib_get_client_data(cm_id_priv->id.device, &cm_client);
dev = ib_get_client_data(device, &mcast_client);
dev = ib_get_client_data(device, &mcast_client);
sa_dev = ib_get_client_data(device, &sa_client);
struct ib_sa_device *sa_dev = ib_get_client_data(device, &sa_client);
struct ib_sa_device *sa_dev = ib_get_client_data(device, &sa_client);
struct ib_sa_device *sa_dev = ib_get_client_data(device, &sa_client);
struct ib_sa_device *sa_dev = ib_get_client_data(device, &sa_client);
ib_get_client_data(device, &uverbs_client);
sdev = ib_get_client_data(cm_id->device, &srpt_client);
rds_ibdev = ib_get_client_data(device, &rds_ib_client);
return ib_get_client_data(device, &rpcrdma_ib_client);