[PATCH] initialize a spin lock in gianfar driver

Initialize the mdio_lock spin lock in mii_info struct, which is otherwise 
accessed prior to initialization.

Signed-off-by: Jaka Mocnik <redacted>
Signed-off-by: Kumar Gala <redacted>

---

diff -Nru a/drivers/net/gianfar.c b/drivers/net/gianfar.c

--- a/drivers/net/gianfar.c	2005-03-04 23:03:27 -06:00
+++ b/drivers/net/gianfar.c	2005-03-04 23:03:27 -06:00

@@ -377,6 +377,8 @@
 			ADVERTISED_1000baseT_Full);
 	mii_info->autoneg = 1;
 
+	spin_lock_init(&mii_info->mdio_lock);
+
 	mii_info->mii_id = priv->einfo->phyid;
 
 	mii_info->dev = dev;