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[forcedeth] Avoid unused-but-set variable warning in gcc 4.6

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Avoid unused-but-set variable warning in gcc 4.6 which was introduced
by commit 9215b7f ("[forcedeth] Clear the MII link status register on
link status changes").

Signed-off-by: Thomas Miletich <thomas.miletich@gmail.com>
Signed-off-by: Michael Brown <mcb30@ipxe.org>
This commit is contained in:
Thomas Miletich
2011-03-28 14:48:59 +02:00
committed by Michael Brown
parent f9e3581175
commit db156f5be6
1 changed files with 2 additions and 3 deletions
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5
src/drivers/net/forcedeth.c
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@@ -968,10 +968,9 @@ forcedeth_link_status ( struct net_device *netdev )
{
struct forcedeth_private *priv = netdev_priv ( netdev );
void *ioaddr = priv->mmio_addr;
u32 mii_status;
/* Clear the MII link change status */
mii_status = readl ( ioaddr + NvRegMIIStatus );
/* Clear the MII link change status by reading the MIIStatus register */
readl ( ioaddr + NvRegMIIStatus );
writel ( NVREG_MIISTAT_LINKCHANGE, ioaddr + NvRegMIIStatus );
if ( nv_update_linkspeed ( priv ) == 1 )