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net/mlx4_en: Run loopback test only when port is up

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Loopback can't work when port is down.

Signed-off-by: Eugenia Emantayev <eugenia@mellanox.com>

Signed-off-by: Amir Vadai <amirv@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Eugenia Emantayev 2014-07-08 11:25:20 +03:00 committed by David S. Miller
parent 523ece889e
commit 4359db1e0d
1 changed files with 2 additions and 1 deletions
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3
drivers/net/ethernet/mellanox/mlx4/en_selftest.c
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@ -159,7 +159,8 @@ void mlx4_en_ex_selftest(struct net_device *dev, u32 *flags, u64 *buf)
if (priv->mdev->dev->caps.flags &
MLX4_DEV_CAP_FLAG_UC_LOOPBACK) {
buf[3] = mlx4_en_test_registers(priv);
buf[4] = mlx4_en_test_loopback(priv);
if (priv->port_up)
buf[4] = mlx4_en_test_loopback(priv);
}
if (carrier_ok)