via-velocity: Fix FLOW_CNTL_TX_RX handling in set_mii_flow_control()

Clear, don't set, ANAR_ASMDIR in this case.

Noticed by Roel Kluin.
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/via-velocity.c

@@ -812,7 +812,7 @@ static void set_mii_flow_control(struct velocity_info *vptr)
 
 	case FLOW_CNTL_TX_RX:
 		MII_REG_BITS_ON(ANAR_PAUSE, MII_REG_ANAR, vptr->mac_regs);
-		MII_REG_BITS_ON(ANAR_ASMDIR, MII_REG_ANAR, vptr->mac_regs);
+		MII_REG_BITS_OFF(ANAR_ASMDIR, MII_REG_ANAR, vptr->mac_regs);
 		break;
 
 	case FLOW_CNTL_DISABLE: