1 files changed, 2 insertions, 1 deletions

diff --git a/drivers/net/ethernet/stmicro/stmmac/ring_mode.c b/drivers/net/ethernet/stmicro/stmmac/ring_mode.c
index fb8377da1687..4b785e10f2ed 100644
--- a/drivers/net/ethernet/stmicro/stmmac/ring_mode.c
+++ b/drivers/net/ethernet/stmicro/stmmac/ring_mode.c
@@ -51,7 +51,7 @@ static unsigned int stmmac_jumbo_frm(void *p, struct sk_buff *skb, int csum)
                 desc->des3 = desc->des2 + BUF_SIZE_4KiB;
                 priv->hw->desc->prepare_tx_desc(desc, 1, bmax,
                                                 csum);
-
+                wmb();
                 entry = (++priv->cur_tx) % txsize;
                 desc = priv->dma_tx + entry;
 
@@ -59,6 +59,7 @@ static unsigned int stmmac_jumbo_frm(void *p, struct sk_buff *skb, int csum)
                                             len, DMA_TO_DEVICE);
                 desc->des3 = desc->des2 + BUF_SIZE_4KiB;
                 priv->hw->desc->prepare_tx_desc(desc, 0, len, csum);
+                wmb();
                 priv->hw->desc->set_tx_owner(desc);
                 priv->tx_skbuff[entry] = NULL;
         } else {