drivers/net: const-ify ethtool_ops declarations

Signed-off-by: Jeff Garzik <jeff@garzik.org>
diff --git a/drivers/net/ucc_geth.c b/drivers/net/ucc_geth.c
index 4e188f4..700ebd7 100644
--- a/drivers/net/ucc_geth.c
+++ b/drivers/net/ucc_geth.c
@@ -4129,20 +4129,7 @@
 	return 0;
 }
 
-struct ethtool_ops ucc_geth_ethtool_ops = {
-	.get_settings = NULL,
-	.get_drvinfo = NULL,
-	.get_regs_len = NULL,
-	.get_regs = NULL,
-	.get_link = NULL,
-	.get_coalesce = NULL,
-	.set_coalesce = NULL,
-	.get_ringparam = NULL,
-	.set_ringparam = NULL,
-	.get_strings = NULL,
-	.get_stats_count = NULL,
-	.get_ethtool_stats = NULL,
-};
+const struct ethtool_ops ucc_geth_ethtool_ops = { };
 
 static int ucc_geth_probe(struct device *device)
 {