pch_gbe: Fixed the issue on which PC was frozen when link was downed.

When a link was downed during network use,
there is an issue on which PC freezes.

This patch fixed this issue.

Signed-off-by: Toshiharu Okada <toshiharu-linux@dsn.okisemi.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/pch_gbe/pch_gbe_main.c b/drivers/net/pch_gbe/pch_gbe_main.c
index 567ff10..5474189 100644
--- a/drivers/net/pch_gbe/pch_gbe_main.c
+++ b/drivers/net/pch_gbe/pch_gbe_main.c
@@ -2195,7 +2195,7 @@
 		/* If no Tx and not enough Rx work done,
 		 * exit the polling mode
 		 */
-		if ((work_done < budget) || !netif_running(netdev))
+		if (work_done < budget)
 			poll_end_flag = true;
 	}