1 files changed, 3 insertions, 0 deletions

diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
index 51b3b68528e..ea3003edde1 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
@@ -1212,6 +1212,7 @@ static netdev_tx_t stmmac_xmit(struct sk_buff *skb, struct net_device *dev)
                 priv->hw->desc->prepare_tx_desc(desc, 0, len, csum_insertion);
                 wmb();
                 priv->hw->desc->set_tx_owner(desc);
+                wmb();
         }
 
         /* Interrupt on completition only for the latest segment */
@@ -1227,6 +1228,7 @@ static netdev_tx_t stmmac_xmit(struct sk_buff *skb, struct net_device *dev)
 
         /* To avoid raise condition */
         priv->hw->desc->set_tx_owner(first);
+        wmb();
 
         priv->cur_tx++;
 
@@ -1290,6 +1292,7 @@ static inline void stmmac_rx_refill(struct stmmac_priv *priv)
                 }
                 wmb();
                 priv->hw->desc->set_rx_owner(p + entry);
+                wmb();
         }
 }