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/arm/ks8695net.c b/drivers/net/arm/ks8695net.c
index 35cd264..4f702d5 100644
--- a/drivers/net/arm/ks8695net.c
+++ b/drivers/net/arm/ks8695net.c
@@ -1063,7 +1063,7 @@
 		sizeof(info->bus_info));
 }
 
-static struct ethtool_ops ks8695_ethtool_ops = {
+static const struct ethtool_ops ks8695_ethtool_ops = {
 	.get_msglevel	= ks8695_get_msglevel,
 	.set_msglevel	= ks8695_set_msglevel,
 	.get_settings	= ks8695_get_settings,