Disable flow control by default, since it seems to be causing transceiver
hangs on some setups.

--- linux-2.4.35-pre1/drivers/net/sky2.c.orig	2007-02-09 20:50:40 +0100
+++ linux-2.4.35-pre1/drivers/net/sky2.c	2007-02-09 20:51:22 +0100
@@ -2992,7 +2992,7 @@
 	spin_lock_init(&sky2->tx_lock);
 	/* Auto speed and flow control */
 	sky2->autoneg = AUTONEG_ENABLE;
-	sky2->flow_mode = FC_BOTH;
+	sky2->flow_mode = FC_NONE;
 
 	sky2->duplex = -1;
 	sky2->speed = -1;