usbnet: pegasus: endian bug in write_mii_word()

We're only passing the two high bytes of an integer.  It works for
little endian but not for big endian.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/usb/pegasus.c b/drivers/net/usb/pegasus.c
index 0969905..03e8a15d 100644
--- a/drivers/net/usb/pegasus.c
+++ b/drivers/net/usb/pegasus.c
@@ -256,8 +256,9 @@
 static void mdio_write(struct net_device *dev, int phy_id, int loc, int val)
 {
 	pegasus_t *pegasus = netdev_priv(dev);
+	u16 data = val;
 
-	write_mii_word(pegasus, phy_id, loc, (__u16 *)&val);
+	write_mii_word(pegasus, phy_id, loc, &data);
 }
 
 static int read_eprom_word(pegasus_t *pegasus, __u8 index, __u16 *retdata)