smsc911x: correct debugging message on mii read timeout

the warning printed when a mii READ times out currently says "Timed out
waiting for MII write to finish".  This patch corrects this.
Signed-off-by: Steve Glendinning <steve.glendinning@smsc.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/smsc911x.c

@@ -317,7 +317,7 @@ static int smsc911x_mii_read(struct mii_bus *bus, int phyaddr, int regidx)
 			goto out;
 		}
 
-	SMSC_WARNING(HW, "Timed out waiting for MII write to finish");
+	SMSC_WARNING(HW, "Timed out waiting for MII read to finish");
 	reg = -EIO;
 
 out: