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path: root/drivers/net/tulip/media.c
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Diffstat (limited to 'drivers/net/tulip/media.c')
-rw-r--r--drivers/net/tulip/media.c8
1 files changed, 3 insertions, 5 deletions
diff --git a/drivers/net/tulip/media.c b/drivers/net/tulip/media.c
index 91cf9c863910..daddfa51853e 100644
--- a/drivers/net/tulip/media.c
+++ b/drivers/net/tulip/media.c
@@ -69,11 +69,10 @@ int tulip_mdio_read(struct net_device *dev, int phy_id, int location)
spin_lock_irqsave(&tp->mii_lock, flags);
if (tp->chip_id == LC82C168) {
- int i = 1000;
iowrite32(0x60020000 + (phy_id<<23) + (location<<18), ioaddr + 0xA0);
ioread32(ioaddr + 0xA0);
ioread32(ioaddr + 0xA0);
- while (--i > 0) {
+ for (i = 1000; i >= 0; --i) {
barrier();
if ( ! ((retval = ioread32(ioaddr + 0xA0)) & 0x80000000))
break;
@@ -131,13 +130,12 @@ void tulip_mdio_write(struct net_device *dev, int phy_id, int location, int val)
spin_lock_irqsave(&tp->mii_lock, flags);
if (tp->chip_id == LC82C168) {
- int i = 1000;
iowrite32(cmd, ioaddr + 0xA0);
- do {
+ for (i = 1000; i >= 0; --i) {
barrier();
if ( ! (ioread32(ioaddr + 0xA0) & 0x80000000))
break;
- } while (--i > 0);
+ }
spin_unlock_irqrestore(&tp->mii_lock, flags);
return;
}