be2net: Fix ethtool self test for Lancer

Lancer does not support DDR self test. Fix ethtool self test by
skipping this test for Lancer.
Signed-off-by: NPadmanabh Ratnakar <padmanabh.ratnakar@emulex.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>

drivers/net/ethernet/emulex/benet/be_ethtool.c

@@ -793,7 +793,7 @@ be_self_test(struct net_device *netdev, struct ethtool_test *test, u64 *data)
 		}
 	}
 
-	if (be_test_ddr_dma(adapter) != 0) {
+	if (!lancer_chip(adapter) && be_test_ddr_dma(adapter) != 0) {
 		data[3] = 1;
 		test->flags |= ETH_TEST_FL_FAILED;
 	}