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-rw-r--r--drivers/net/ethernet/faraday/ftgmac100.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/net/ethernet/faraday/ftgmac100.c b/drivers/net/ethernet/faraday/ftgmac100.c
index 5cd854e740a9..535e8a00d404 100644
--- a/drivers/net/ethernet/faraday/ftgmac100.c
+++ b/drivers/net/ethernet/faraday/ftgmac100.c
@@ -444,6 +444,9 @@ static bool ftgmac100_rx_packet(struct ftgmac100 *priv, int *processed)
if (!ftgmac100_rxdes_packet_ready(rxdes))
return false;
+ /* Order subsequent reads with the test for the ready bit */
+ dma_rmb();
+
/* We don't cope with fragmented RX packets */
if (unlikely(!ftgmac100_rxdes_first_segment(rxdes) ||
!ftgmac100_rxdes_last_segment(rxdes)))