drivers/net: const-ify ethtool_ops declarations

Signed-off-by: Jeff Garzik <jeff@garzik.org>
diff --git a/drivers/net/3c523.c b/drivers/net/3c523.c
index 3364eb4..cf8a0bc 100644
--- a/drivers/net/3c523.c
+++ b/drivers/net/3c523.c
@@ -189,7 +189,7 @@
 #ifdef ELMC_MULTICAST
 static void set_multicast_list(struct net_device *dev);
 #endif
-static struct ethtool_ops netdev_ethtool_ops;
+static const struct ethtool_ops netdev_ethtool_ops;
 
 /* helper-functions */
 static int init586(struct net_device *dev);
@@ -1259,7 +1259,7 @@
 	sprintf(info->bus_info, "MCA 0x%lx", dev->base_addr);
 }
 
-static struct ethtool_ops netdev_ethtool_ops = {
+static const struct ethtool_ops netdev_ethtool_ops = {
 	.get_drvinfo		= netdev_get_drvinfo,
 };