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net: stmmac: use SPEED_UNKNOWN/DUPLEX_UNKNOWN 

It is better to use DUPLEX_UNKNOWN instead of just "-1".
Using 0 for an invalid speed is bad since 0 is a valid value for speed.
So this patch replace 0 by SPEED_UNKNOWN.

Signed-off-by: Corentin Labbe <clabbe.montjoie@gmail.com>
Acked-by: Giuseppe Cavallaro <peppe.cavallaro@st.com>
Reviewed-by: Giuseppe Cavallaro <peppe.cavallaro@st.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
LABBE Corentin 2017-02-15 10:46:40 +01:00 committed by David S. Miller
parent 3e12790eed
commit bd00632c52
1 changed files with 6 additions and 6 deletions
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12
drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
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@ -754,8 +754,8 @@ static void stmmac_adjust_link(struct net_device *dev)
} else if (priv->oldlink) {
new_state = 1;
priv->oldlink = 0;
priv->speed = 0;
priv->oldduplex = -1;
priv->speed = SPEED_UNKNOWN;
priv->oldduplex = DUPLEX_UNKNOWN;
}
if (new_state && netif_msg_link(priv))
@ -817,8 +817,8 @@ static int stmmac_init_phy(struct net_device *dev)
int interface = priv->plat->interface;
int max_speed = priv->plat->max_speed;
priv->oldlink = 0;
priv->speed = 0;
priv->oldduplex = -1;
priv->speed = SPEED_UNKNOWN;
priv->oldduplex = DUPLEX_UNKNOWN;
if (priv->plat->phy_node) {
phydev = of_phy_connect(dev, priv->plat->phy_node,
@ -3434,8 +3434,8 @@ int stmmac_suspend(struct device *dev)
spin_unlock_irqrestore(&priv->lock, flags);
priv->oldlink = 0;
priv->speed = 0;
priv->oldduplex = -1;
priv->speed = SPEED_UNKNOWN;
priv->oldduplex = DUPLEX_UNKNOWN;
return 0;
}
EXPORT_SYMBOL_GPL(stmmac_suspend);