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net/mlx4_en: Fix the return value of mlx4_en_dcbnl_set_state()

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mlx4_en_dcbnl_set_state() returns u8, the return value from
mlx4_en_setup_tc() could be negative in case of failure, so fix that.

Fixes: af7d51852631 ("net/mlx4_en: Add DCB PFC support through CEE netlink commands")
Signed-off-by: Kamal Heib <kamalh@mellanox.com>
Signed-off-by: Tariq Toukan <tariqt@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Kamal Heib 2016-09-11 10:56:18 +03:00 committed by David S. Miller
parent 74a9e90544
commit c677071741
1 changed files with 4 additions and 1 deletions
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5
drivers/net/ethernet/mellanox/mlx4/en_dcb_nl.c
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@ -239,7 +239,10 @@ static u8 mlx4_en_dcbnl_set_state(struct net_device *dev, u8 state)
priv->flags &= ~MLX4_EN_FLAG_DCB_ENABLED;
}
return mlx4_en_setup_tc(dev, num_tcs);
if (mlx4_en_setup_tc(dev, num_tcs))
return 1;
return 0;
}
/* On success returns a non-zero 802.1p user priority bitmap