net: stmmac: Only consider RX error when HW Timestamping is not enabled

Only consider that we have an error when HW Timestamping is not enabled
as this can give false positives due to the fact the RX Timestamping in
XGMAC and GMAC cores comes from context descriptors.

Signed-off-by: Jose Abreu <joabreu@synopsys.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
index c59c232aca64e2a409f0c5904b531b9f7e1fd175..5271c6129f0e5994df11b15ee96e74efd767797d 100644 (file)
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
@@ -3511,9 +3511,10 @@ static int stmmac_rx(struct stmmac_priv *priv, int limit, u32 queue)
                                        &priv->xstats, rx_q->dma_erx + entry);
                if (unlikely(status == discard_frame)) {
                        page_pool_recycle_direct(rx_q->page_pool, buf->page);
-                       priv->dev->stats.rx_errors++;
                        buf->page = NULL;
                        error = 1;
+                       if (!priv->hwts_rx_en)
+                               priv->dev->stats.rx_errors++;
                }
 
                if (unlikely(error && (status & rx_not_ls)))