PTR_ERR
ret = PTR_ERR(ic->i_cq);
ret = PTR_ERR(ic->i_snd_cq);
"rdsv3_conn_create failed (%ld)", PTR_ERR(conn));
ret = PTR_ERR(ic->i_cm_id);
return (void *)(PTR_ERR(-EFAULT));
return (struct rdsv3_ib_mr *)(PTR_ERR(-ENOMEM));
ret = PTR_ERR(trans_private);
return (PTR_ERR(op));
ret = PTR_ERR(cm_id);
ret = PTR_ERR(conn);
ret = PTR_ERR(rm);
ret = PTR_ERR(rm);