icplus: Use netif_running to determine device state

Remove the __LINK_STATE_START check to verify the device is running, in
favor of netif_running().  netif_running() performs the same check of
__LINK_STATE_START, so the code should behave the same.
Signed-off-by: Jon Mason <jdmason@kudzu.us>
Cc: Francois Romieu <romieu@fr.zoreil.com>
Cc: Sorbica Shieh <sorbica@icplus.com.tw>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/ethernet/icplus/ipg.c

@@ -1004,7 +1004,7 @@ static struct net_device_stats *ipg_nic_get_stats(struct net_device *dev)
 	/* Check to see if the NIC has been initialized via nic_open,
 	 * before trying to read statistic registers.
 	 */
-	if (!test_bit(__LINK_STATE_START, &dev->state))
+	if (!netif_running(dev))
 		return &sp->stats;
 
 	sp->stats.rx_packets += ipg_r32(IPG_FRAMESRCVDOK);