r8169: fix argument in rtl_hw_init_8168g.

Signed-off-by: Hayes Wang <hayeswang@realtek.com>

drivers/net/ethernet/realtek/r8169.c

@@ -6753,14 +6753,14 @@ static void __devinit rtl_hw_init_8168g(struct rtl8169_private *tp)
 	msleep(1);
 	RTL_W8(MCU, RTL_R8(MCU) & ~NOW_IS_OOB);
 
-	data = r8168_mac_ocp_read(ioaddr, 0xe8de);
+	data = r8168_mac_ocp_read(tp, 0xe8de);
 	data &= ~(1 << 14);
 	r8168_mac_ocp_write(tp, 0xe8de, data);
 
 	if (!rtl_udelay_loop_wait_high(tp, &rtl_link_list_ready_cond, 100, 42))
 		return;
 
-	data = r8168_mac_ocp_read(ioaddr, 0xe8de);
+	data = r8168_mac_ocp_read(tp, 0xe8de);
 	data |= (1 << 15);
 	r8168_mac_ocp_write(tp, 0xe8de, data);