drivers: net: xgene: fix: Delete descriptor rings and buffer pools

xgene_enet_init_hw() should delete any descriptor rings and
buffer pools setup should le_ops->cle_init() return an error.

Signed-off-by: Iyappan Subramanian <isubramanian@apm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/net/ethernet/apm/xgene/xgene_enet_main.c b/drivers/net/ethernet/apm/xgene/xgene_enet_main.c
index c1fd33d..6b36e0f 100644 (file)
--- a/drivers/net/ethernet/apm/xgene/xgene_enet_main.c
+++ b/drivers/net/ethernet/apm/xgene/xgene_enet_main.c
@@ -1462,10 +1462,8 @@ static int xgene_enet_init_hw(struct xgene_enet_pdata *pdata)
                buf_pool = pdata->rx_ring[i]->buf_pool;
                xgene_enet_init_bufpool(buf_pool);
                ret = xgene_enet_refill_bufpool(buf_pool, pdata->rx_buff_cnt);
-               if (ret) {
-                       xgene_enet_delete_desc_rings(pdata);
-                       return ret;
-               }
+               if (ret)
+                       goto err;
        }
 
        dst_ring_num = xgene_enet_dst_ring_num(pdata->rx_ring[0]);
@@ -1482,7 +1480,7 @@ static int xgene_enet_init_hw(struct xgene_enet_pdata *pdata)
                ret = pdata->cle_ops->cle_init(pdata);
                if (ret) {
                        netdev_err(ndev, "Preclass Tree init error\n");
-                       return ret;
+                       goto err;
                }
        } else {
                pdata->port_ops->cle_bypass(pdata, dst_ring_num, buf_pool->id);
@@ -1492,6 +1490,10 @@ static int xgene_enet_init_hw(struct xgene_enet_pdata *pdata)
        pdata->mac_ops->init(pdata);
 
        return ret;
+
+err:
+       xgene_enet_delete_desc_rings(pdata);
+       return ret;
 }
 
 static void xgene_enet_setup_ops(struct xgene_enet_pdata *pdata)