netdev: drivers should make ethtool_ops const

No need to put ethtool_ops in data, they should be const.

Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/ps3_gelic_wireless.c b/drivers/net/ps3_gelic_wireless.c
index 6932b08..227b141 100644
--- a/drivers/net/ps3_gelic_wireless.c
+++ b/drivers/net/ps3_gelic_wireless.c
@@ -2714,7 +2714,7 @@
 #endif
 };
 
-static struct ethtool_ops gelic_wl_ethtool_ops = {
+static const struct ethtool_ops gelic_wl_ethtool_ops = {
 	.get_drvinfo	= gelic_net_get_drvinfo,
 	.get_link	= gelic_wl_get_link,
 	.get_tx_csum	= ethtool_op_get_tx_csum,