rdma_reject
rdma_reject(id, NULL, 0);
EXPORT_SYMBOL(rdma_reject);
ret = rdma_reject(ctx->cm_id, cmd.private_data, cmd.private_data_len);
rdma_reject(id, NULL, 0);
rdma_reject(id, NULL, 0);
int rdma_reject(struct rdma_cm_id *id, const void *private_data,