i40iw: Remove UDA QP from QoS list if creation fails

If User-space Direct Access (UDA) QP creation fails,
the QP entry is not removed from QoS list. Fix this
by removing QP from QoS list if create QP fails.

Fixes: 0fc2dc58896f ("i40iw: Add Quality of Service support")
Signed-off-by: Ivan Barrera <ivan.d.barrera@intel.com>
Signed-off-by: Shiraz Saleem <shiraz.saleem@intel.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>

drivers/infiniband/hw/i40iw/i40iw_ctrl.c

@@ -377,7 +377,7 @@ void i40iw_change_l2params(struct i40iw_sc_vsi *vsi, struct i40iw_l2params *l2pa
  * i40iw_qp_rem_qos - remove qp from qos lists during destroy qp
  * @qp: qp to be removed from qos
  */
-static void i40iw_qp_rem_qos(struct i40iw_sc_qp *qp)
+void i40iw_qp_rem_qos(struct i40iw_sc_qp *qp)
 {
 	struct i40iw_sc_vsi *vsi = qp->vsi;
 	unsigned long flags;

drivers/infiniband/hw/i40iw/i40iw_p.h

@@ -86,7 +86,7 @@ void i40iw_sc_vsi_init(struct i40iw_sc_vsi *vsi, struct i40iw_vsi_init_info *inf
 
 void i40iw_change_l2params(struct i40iw_sc_vsi *vsi, struct i40iw_l2params *l2params);
 void i40iw_qp_add_qos(struct i40iw_sc_qp *qp);
-
+void i40iw_qp_rem_qos(struct i40iw_sc_qp *qp);
 void i40iw_terminate_send_fin(struct i40iw_sc_qp *qp);
 
 void i40iw_terminate_connection(struct i40iw_sc_qp *qp, struct i40iw_aeqe_info *info);

drivers/infiniband/hw/i40iw/i40iw_puda.c

@@ -615,8 +615,10 @@ static enum i40iw_status_code i40iw_puda_qp_create(struct i40iw_puda_rsrc *rsrc)
 		ret = i40iw_cqp_qp_create_cmd(rsrc->dev, qp);
 	else
 		ret = i40iw_puda_qp_wqe(rsrc->dev, qp);
-	if (ret)
+	if (ret) {
+		i40iw_qp_rem_qos(qp);
 		i40iw_free_dma_mem(rsrc->dev->hw, &rsrc->qpmem);
+	}
 	return ret;
 }