sky2: enable GRO by default

The driver has supported GRO for a while, but it was not enabled
by default.

Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/sky2.c b/drivers/net/sky2.c
index 194e5cf..3ef9b67 100644
--- a/drivers/net/sky2.c
+++ b/drivers/net/sky2.c
@@ -4581,7 +4581,8 @@
 
 	sky2->port = port;
 
-	dev->features |= NETIF_F_TSO | NETIF_F_IP_CSUM | NETIF_F_SG;
+	dev->features |= NETIF_F_IP_CSUM | NETIF_F_SG
+		| NETIF_F_TSO  | NETIF_F_GRO;
 	if (highmem)
 		dev->features |= NETIF_F_HIGHDMA;