net/phy: Fix copper/fiber auto-selection for 88e1111

The 27.15 bit (MII_M1111_HWCFG_FIBER_COPPER_AUTO) is disable bit. When
set to 1, copper/fiber auto selection is disabled. The current code
to enable but actually disable auto selection.

Signed-off-by: Wang Jian <lark@linux.net.cn>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
diff --git a/drivers/net/phy/marvell.c b/drivers/net/phy/marvell.c
index 32a8503..737512c 100644
--- a/drivers/net/phy/marvell.c
+++ b/drivers/net/phy/marvell.c
@@ -162,7 +162,7 @@
 
 	/* Enable Fiber/Copper auto selection */
 	temp = phy_read(phydev, MII_M1111_PHY_EXT_SR);
-	temp |= MII_M1111_HWCFG_FIBER_COPPER_AUTO;
+	temp &= ~MII_M1111_HWCFG_FIBER_COPPER_AUTO;
 	phy_write(phydev, MII_M1111_PHY_EXT_SR, temp);
 
 	temp = phy_read(phydev, MII_BMCR);