sky2: no jumbo on Yukon FE

The Yukon FE (100mbit only) chips do not support large packets. Signed-off-by: Stephen Hemminger <shemminger@linux-foundation.org> Signed-off-by: Jeff Garzik <jeff@garzik.org>
git-mirror · Apr 19, 2007 · d2adf4f · d2adf4f
1 parent b628ed9
commit d2adf4f
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/drivers/net/sky2.c b/drivers/net/sky2.c
@@ -1899,6 +1899,9 @@ static int sky2_change_mtu(struct net_device *dev, int new_mtu)
 	if (new_mtu < ETH_ZLEN || new_mtu > ETH_JUMBO_MTU)
 		return -EINVAL;
 
+	if (new_mtu > ETH_DATA_LEN && hw->chip_id == CHIP_ID_YUKON_FE)
+		return -EINVAL;
+
 	if (!netif_running(dev)) {
 		dev->mtu = new_mtu;
 		return 0;