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ravb: Remove Rx overflow log messages
authorKazuya Mizuguchi <kazuya.mizuguchi.ks@renesas.com>
Thu, 12 Jan 2017 12:21:06 +0000 (13:21 +0100)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Sat, 9 Dec 2017 21:01:51 +0000 (22:01 +0100)
[ Upstream commit 18a3ed59d09cf81a6447aadf6931bf0c9ffec5e0 ]

Remove Rx overflow log messages as in an environment where logging results
in network traffic logging may cause further overflows.

Fixes: c156633f1353 ("Renesas Ethernet AVB driver proper")
Signed-off-by: Kazuya Mizuguchi <kazuya.mizuguchi.ks@renesas.com>
[simon: reworked changelog]
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
Acked-by: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Sasha Levin <alexander.levin@verizon.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/net/ethernet/renesas/ravb_main.c

index 11623aa..10d3a9f 100644 (file)
@@ -941,14 +941,10 @@ static int ravb_poll(struct napi_struct *napi, int budget)
        /* Receive error message handling */
        priv->rx_over_errors =  priv->stats[RAVB_BE].rx_over_errors;
        priv->rx_over_errors += priv->stats[RAVB_NC].rx_over_errors;
-       if (priv->rx_over_errors != ndev->stats.rx_over_errors) {
+       if (priv->rx_over_errors != ndev->stats.rx_over_errors)
                ndev->stats.rx_over_errors = priv->rx_over_errors;
-               netif_err(priv, rx_err, ndev, "Receive Descriptor Empty\n");
-       }
-       if (priv->rx_fifo_errors != ndev->stats.rx_fifo_errors) {
+       if (priv->rx_fifo_errors != ndev->stats.rx_fifo_errors)
                ndev->stats.rx_fifo_errors = priv->rx_fifo_errors;
-               netif_err(priv, rx_err, ndev, "Receive FIFO Overflow\n");
-       }
 out:
        return budget - quota;
 }