diff --git a/drivers/net/arm/ep93xx_eth.c b/drivers/net/arm/ep93xx_eth.c
index fbf4645..2be49c8 100644
--- a/drivers/net/arm/ep93xx_eth.c
+++ b/drivers/net/arm/ep93xx_eth.c
@@ -762,7 +762,7 @@
 	return mii_link_ok(&ep->mii);
 }
 
-static struct ethtool_ops ep93xx_ethtool_ops = {
+static const struct ethtool_ops ep93xx_ethtool_ops = {
 	.get_drvinfo		= ep93xx_get_drvinfo,
 	.get_settings		= ep93xx_get_settings,
 	.set_settings		= ep93xx_set_settings,
diff --git a/drivers/net/arm/ixp4xx_eth.c b/drivers/net/arm/ixp4xx_eth.c
index 3fe0987..691b81e 100644
--- a/drivers/net/arm/ixp4xx_eth.c
+++ b/drivers/net/arm/ixp4xx_eth.c
@@ -802,7 +802,7 @@
 	return phy_start_aneg(port->phydev);
 }
 
-static struct ethtool_ops ixp4xx_ethtool_ops = {
+static const struct ethtool_ops ixp4xx_ethtool_ops = {
 	.get_drvinfo = ixp4xx_get_drvinfo,
 	.get_settings = ixp4xx_get_settings,
 	.set_settings = ixp4xx_set_settings,
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,
diff --git a/drivers/net/atl1c/atl1c_ethtool.c b/drivers/net/atl1c/atl1c_ethtool.c
index 00d11b4..9b1e0ea 100644
--- a/drivers/net/atl1c/atl1c_ethtool.c
+++ b/drivers/net/atl1c/atl1c_ethtool.c
@@ -294,7 +294,7 @@
 	return 0;
 }
 
-static struct ethtool_ops atl1c_ethtool_ops = {
+static const struct ethtool_ops atl1c_ethtool_ops = {
 	.get_settings           = atl1c_get_settings,
 	.set_settings           = atl1c_set_settings,
 	.get_drvinfo            = atl1c_get_drvinfo,
diff --git a/drivers/net/atl1e/atl1e_ethtool.c b/drivers/net/atl1e/atl1e_ethtool.c
index 4003955..60edb9f 100644
--- a/drivers/net/atl1e/atl1e_ethtool.c
+++ b/drivers/net/atl1e/atl1e_ethtool.c
@@ -378,7 +378,7 @@
 	return 0;
 }
 
-static struct ethtool_ops atl1e_ethtool_ops = {
+static const struct ethtool_ops atl1e_ethtool_ops = {
 	.get_settings           = atl1e_get_settings,
 	.set_settings           = atl1e_set_settings,
 	.get_drvinfo            = atl1e_get_drvinfo,
diff --git a/drivers/net/atlx/atl2.c b/drivers/net/atlx/atl2.c
index d0bcb57..10c06b9 100644
--- a/drivers/net/atlx/atl2.c
+++ b/drivers/net/atlx/atl2.c
@@ -2094,7 +2094,7 @@
 	return 0;
 }
 
-static struct ethtool_ops atl2_ethtool_ops = {
+static const struct ethtool_ops atl2_ethtool_ops = {
 	.get_settings		= atl2_get_settings,
 	.set_settings		= atl2_set_settings,
 	.get_drvinfo		= atl2_get_drvinfo,
diff --git a/drivers/net/benet/be.h b/drivers/net/benet/be.h
index beb1313..6c45a22 100644
--- a/drivers/net/benet/be.h
+++ b/drivers/net/benet/be.h
@@ -259,7 +259,7 @@
 	bool promiscuous;
 };
 
-extern struct ethtool_ops be_ethtool_ops;
+extern const struct ethtool_ops be_ethtool_ops;
 
 #define drvr_stats(adapter)		(&adapter->stats.drvr_stats)
 
diff --git a/drivers/net/benet/be_ethtool.c b/drivers/net/benet/be_ethtool.c
index c480c19..4ff3cc4 100644
--- a/drivers/net/benet/be_ethtool.c
+++ b/drivers/net/benet/be_ethtool.c
@@ -332,7 +332,7 @@
 	return status;
 }
 
-struct ethtool_ops be_ethtool_ops = {
+const struct ethtool_ops be_ethtool_ops = {
 	.get_settings = be_get_settings,
 	.get_drvinfo = be_get_drvinfo,
 	.get_link = ethtool_op_get_link,
diff --git a/drivers/net/bfin_mac.c b/drivers/net/bfin_mac.c
index f580b21..14bd380 100644
--- a/drivers/net/bfin_mac.c
+++ b/drivers/net/bfin_mac.c
@@ -491,7 +491,7 @@
 	strcpy(info->bus_info, dev_name(&dev->dev));
 }
 
-static struct ethtool_ops bfin_mac_ethtool_ops = {
+static const struct ethtool_ops bfin_mac_ethtool_ops = {
 	.get_settings = bfin_mac_ethtool_getsettings,
 	.set_settings = bfin_mac_ethtool_setsettings,
 	.get_link = ethtool_op_get_link,
diff --git a/drivers/net/bnx2x_main.c b/drivers/net/bnx2x_main.c
index e2e5026..20f0ed9 100644
--- a/drivers/net/bnx2x_main.c
+++ b/drivers/net/bnx2x_main.c
@@ -10606,7 +10606,7 @@
 	return 0;
 }
 
-static struct ethtool_ops bnx2x_ethtool_ops = {
+static const struct ethtool_ops bnx2x_ethtool_ops = {
 	.get_settings		= bnx2x_get_settings,
 	.set_settings		= bnx2x_set_settings,
 	.get_drvinfo		= bnx2x_get_drvinfo,
diff --git a/drivers/net/enic/enic_main.c b/drivers/net/enic/enic_main.c
index 49912eb..2ea0363 100644
--- a/drivers/net/enic/enic_main.c
+++ b/drivers/net/enic/enic_main.c
@@ -256,7 +256,7 @@
 	enic->msg_enable = value;
 }
 
-static struct ethtool_ops enic_ethtool_ops = {
+static const struct ethtool_ops enic_ethtool_ops = {
 	.get_settings = enic_get_settings,
 	.get_drvinfo = enic_get_drvinfo,
 	.get_msglevel = enic_get_msglevel,
diff --git a/drivers/net/igb/igb_ethtool.c b/drivers/net/igb/igb_ethtool.c
index 114ccab..d004c35 100644
--- a/drivers/net/igb/igb_ethtool.c
+++ b/drivers/net/igb/igb_ethtool.c
@@ -2016,7 +2016,7 @@
 	}
 }
 
-static struct ethtool_ops igb_ethtool_ops = {
+static const struct ethtool_ops igb_ethtool_ops = {
 	.get_settings           = igb_get_settings,
 	.set_settings           = igb_set_settings,
 	.get_drvinfo            = igb_get_drvinfo,
diff --git a/drivers/net/ipg.c b/drivers/net/ipg.c
index 382c553..9f7b5d4 100644
--- a/drivers/net/ipg.c
+++ b/drivers/net/ipg.c
@@ -2186,7 +2186,7 @@
 	return rc;
 }
 
-static struct ethtool_ops ipg_ethtool_ops = {
+static const struct ethtool_ops ipg_ethtool_ops = {
 	.get_settings = ipg_get_settings,
 	.set_settings = ipg_set_settings,
 	.nway_reset   = ipg_nway_reset,
diff --git a/drivers/net/korina.c b/drivers/net/korina.c
index 51ca54c..03199fa 100644
--- a/drivers/net/korina.c
+++ b/drivers/net/korina.c
@@ -743,7 +743,7 @@
 	return mii_link_ok(&lp->mii_if);
 }
 
-static struct ethtool_ops netdev_ethtool_ops = {
+static const struct ethtool_ops netdev_ethtool_ops = {
 	.get_drvinfo            = netdev_get_drvinfo,
 	.get_settings           = netdev_get_settings,
 	.set_settings           = netdev_set_settings,
diff --git a/drivers/net/ks8842.c b/drivers/net/ks8842.c
index 6e74aa9..99e9541 100644
--- a/drivers/net/ks8842.c
+++ b/drivers/net/ks8842.c
@@ -619,7 +619,7 @@
 	.ndo_validate_addr	= eth_validate_addr
 };
 
-static struct ethtool_ops ks8842_ethtool_ops = {
+static const struct ethtool_ops ks8842_ethtool_ops = {
 	.get_link		= ethtool_op_get_link,
 };
 
diff --git a/drivers/net/macb.c b/drivers/net/macb.c
index 01aaca9..fb65b42 100644
--- a/drivers/net/macb.c
+++ b/drivers/net/macb.c
@@ -1079,7 +1079,7 @@
 	strcpy(info->bus_info, dev_name(&bp->pdev->dev));
 }
 
-static struct ethtool_ops macb_ethtool_ops = {
+static const struct ethtool_ops macb_ethtool_ops = {
 	.get_settings		= macb_get_settings,
 	.set_settings		= macb_set_settings,
 	.get_drvinfo		= macb_get_drvinfo,
diff --git a/drivers/net/netxen/netxen_nic.h b/drivers/net/netxen/netxen_nic.h
index 449d351..224a746 100644
--- a/drivers/net/netxen/netxen_nic.h
+++ b/drivers/net/netxen/netxen_nic.h
@@ -1410,6 +1410,6 @@
 extern int netxen_rom_fast_read(struct netxen_adapter *adapter, int addr,
 				int *valp);
 
-extern struct ethtool_ops netxen_nic_ethtool_ops;
+extern const struct ethtool_ops netxen_nic_ethtool_ops;
 
 #endif				/* __NETXEN_NIC_H_ */
diff --git a/drivers/net/netxen/netxen_nic_ethtool.c b/drivers/net/netxen/netxen_nic_ethtool.c
index 3886135..e376a1c 100644
--- a/drivers/net/netxen/netxen_nic_ethtool.c
+++ b/drivers/net/netxen/netxen_nic_ethtool.c
@@ -963,7 +963,7 @@
 	return 0;
 }
 
-struct ethtool_ops netxen_nic_ethtool_ops = {
+const struct ethtool_ops netxen_nic_ethtool_ops = {
 	.get_settings = netxen_nic_get_settings,
 	.set_settings = netxen_nic_set_settings,
 	.get_drvinfo = netxen_nic_get_drvinfo,
diff --git a/drivers/net/ps3_gelic_net.c b/drivers/net/ps3_gelic_net.c
index a3932c9..b211613 100644
--- a/drivers/net/ps3_gelic_net.c
+++ b/drivers/net/ps3_gelic_net.c
@@ -1346,7 +1346,7 @@
 	return status;
 }
 
-static struct ethtool_ops gelic_ether_ethtool_ops = {
+static const struct ethtool_ops gelic_ether_ethtool_ops = {
 	.get_drvinfo	= gelic_net_get_drvinfo,
 	.get_settings	= gelic_ether_get_settings,
 	.get_link	= ethtool_op_get_link,
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,
diff --git a/drivers/net/sfc/ethtool.c b/drivers/net/sfc/ethtool.c
index 997ea2a..45018f2 100644
--- a/drivers/net/sfc/ethtool.c
+++ b/drivers/net/sfc/ethtool.c
@@ -731,7 +731,7 @@
 }
 
 
-struct ethtool_ops efx_ethtool_ops = {
+const struct ethtool_ops efx_ethtool_ops = {
 	.get_settings		= efx_ethtool_get_settings,
 	.set_settings		= efx_ethtool_set_settings,
 	.get_drvinfo		= efx_ethtool_get_drvinfo,
diff --git a/drivers/net/sfc/ethtool.h b/drivers/net/sfc/ethtool.h
index 3628e43..295ead4 100644
--- a/drivers/net/sfc/ethtool.h
+++ b/drivers/net/sfc/ethtool.h
@@ -22,6 +22,6 @@
 extern int efx_ethtool_set_settings(struct net_device *net_dev,
 				    struct ethtool_cmd *ecmd);
 
-extern struct ethtool_ops efx_ethtool_ops;
+extern const struct ethtool_ops efx_ethtool_ops;
 
 #endif /* EFX_ETHTOOL_H */
diff --git a/drivers/net/tehuti.c b/drivers/net/tehuti.c
index 918d4c9..ec9dfb2 100644
--- a/drivers/net/tehuti.c
+++ b/drivers/net/tehuti.c
@@ -2428,7 +2428,7 @@
  */
 static void bdx_ethtool_ops(struct net_device *netdev)
 {
-	static struct ethtool_ops bdx_ethtool_ops = {
+	static const struct ethtool_ops bdx_ethtool_ops = {
 		.get_settings = bdx_get_settings,
 		.get_drvinfo = bdx_get_drvinfo,
 		.get_link = ethtool_op_get_link,
diff --git a/drivers/net/usb/asix.c b/drivers/net/usb/asix.c
index 87b4a02..6ce7f77 100644
--- a/drivers/net/usb/asix.c
+++ b/drivers/net/usb/asix.c
@@ -731,7 +731,7 @@
 /* We need to override some ethtool_ops so we require our
    own structure so we don't interfere with other usbnet
    devices that may be connected at the same time. */
-static struct ethtool_ops ax88172_ethtool_ops = {
+static const struct ethtool_ops ax88172_ethtool_ops = {
 	.get_drvinfo		= asix_get_drvinfo,
 	.get_link		= asix_get_link,
 	.get_msglevel		= usbnet_get_msglevel,
@@ -873,7 +873,7 @@
 	return ret;
 }
 
-static struct ethtool_ops ax88772_ethtool_ops = {
+static const struct ethtool_ops ax88772_ethtool_ops = {
 	.get_drvinfo		= asix_get_drvinfo,
 	.get_link		= asix_get_link,
 	.get_msglevel		= usbnet_get_msglevel,
diff --git a/drivers/net/usb/catc.c b/drivers/net/usb/catc.c
index 0ffc0c6..2bed6b0 100644
--- a/drivers/net/usb/catc.c
+++ b/drivers/net/usb/catc.c
@@ -698,7 +698,7 @@
 	return 0;
 }
 
-static struct ethtool_ops ops = {
+static const struct ethtool_ops ops = {
 	.get_drvinfo = catc_get_drvinfo,
 	.get_settings = catc_get_settings,
 	.get_link = ethtool_op_get_link
diff --git a/drivers/net/usb/dm9601.c b/drivers/net/usb/dm9601.c
index 1d3730d..72470f7 100644
--- a/drivers/net/usb/dm9601.c
+++ b/drivers/net/usb/dm9601.c
@@ -356,7 +356,7 @@
 	return generic_mii_ioctl(&dev->mii, if_mii(rq), cmd, NULL);
 }
 
-static struct ethtool_ops dm9601_ethtool_ops = {
+static const struct ethtool_ops dm9601_ethtool_ops = {
 	.get_drvinfo	= dm9601_get_drvinfo,
 	.get_link	= dm9601_get_link,
 	.get_msglevel	= usbnet_get_msglevel,
diff --git a/drivers/net/usb/hso.c b/drivers/net/usb/hso.c
index 123f9b8..3f9c92a 100644
--- a/drivers/net/usb/hso.c
+++ b/drivers/net/usb/hso.c
@@ -829,7 +829,7 @@
 	usb_make_path(odev->parent->usb, info->bus_info, sizeof info->bus_info);
 }
 
-static struct ethtool_ops ops = {
+static const struct ethtool_ops ops = {
 	.get_drvinfo = hso_get_drvinfo,
 	.get_link = ethtool_op_get_link
 };
diff --git a/drivers/net/usb/kaweth.c b/drivers/net/usb/kaweth.c
index 7f39736..e2a39b9 100644
--- a/drivers/net/usb/kaweth.c
+++ b/drivers/net/usb/kaweth.c
@@ -778,7 +778,7 @@
 	return kaweth->linkstate;
 }
 
-static struct ethtool_ops ops = {
+static const struct ethtool_ops ops = {
 	.get_drvinfo	= kaweth_get_drvinfo,
 	.get_link	= kaweth_get_link
 };
diff --git a/drivers/net/usb/mcs7830.c b/drivers/net/usb/mcs7830.c
index 7ae9afe..10873d9 100644
--- a/drivers/net/usb/mcs7830.c
+++ b/drivers/net/usb/mcs7830.c
@@ -449,7 +449,7 @@
 	mcs7830_get_reg(dev, 0, regs->len, data);
 }
 
-static struct ethtool_ops mcs7830_ethtool_ops = {
+static const struct ethtool_ops mcs7830_ethtool_ops = {
 	.get_drvinfo		= mcs7830_get_drvinfo,
 	.get_regs_len		= mcs7830_get_regs_len,
 	.get_regs		= mcs7830_get_regs,
diff --git a/drivers/net/usb/pegasus.c b/drivers/net/usb/pegasus.c
index 7b935b8..6fdaba8 100644
--- a/drivers/net/usb/pegasus.c
+++ b/drivers/net/usb/pegasus.c
@@ -1174,7 +1174,7 @@
 	pegasus->msg_enable = v;
 }
 
-static struct ethtool_ops ops = {
+static const struct ethtool_ops ops = {
 	.get_drvinfo = pegasus_get_drvinfo,
 	.get_settings = pegasus_get_settings,
 	.set_settings = pegasus_set_settings,
diff --git a/drivers/net/usb/rtl8150.c b/drivers/net/usb/rtl8150.c
index d9f84f2..b091e20 100644
--- a/drivers/net/usb/rtl8150.c
+++ b/drivers/net/usb/rtl8150.c
@@ -865,7 +865,7 @@
 	return 0;
 }
 
-static struct ethtool_ops ops = {
+static const struct ethtool_ops ops = {
 	.get_drvinfo = rtl8150_get_drvinfo,
 	.get_settings = rtl8150_get_settings,
 	.get_link = ethtool_op_get_link
diff --git a/drivers/net/usb/smsc95xx.c b/drivers/net/usb/smsc95xx.c
index 09bd635..938fb35 100644
--- a/drivers/net/usb/smsc95xx.c
+++ b/drivers/net/usb/smsc95xx.c
@@ -625,7 +625,7 @@
 	return smsc95xx_set_csums(dev);
 }
 
-static struct ethtool_ops smsc95xx_ethtool_ops = {
+static const struct ethtool_ops smsc95xx_ethtool_ops = {
 	.get_link	= usbnet_get_link,
 	.nway_reset	= usbnet_nway_reset,
 	.get_drvinfo	= usbnet_get_drvinfo,
diff --git a/drivers/net/usb/usbnet.c b/drivers/net/usb/usbnet.c
index d166e33..24b36f7 100644
--- a/drivers/net/usb/usbnet.c
+++ b/drivers/net/usb/usbnet.c
@@ -854,7 +854,7 @@
 EXPORT_SYMBOL_GPL(usbnet_set_msglevel);
 
 /* drivers may override default ethtool_ops in their bind() routine */
-static struct ethtool_ops usbnet_ethtool_ops = {
+static const struct ethtool_ops usbnet_ethtool_ops = {
 	.get_settings		= usbnet_get_settings,
 	.set_settings		= usbnet_set_settings,
 	.get_link		= usbnet_get_link,
diff --git a/drivers/net/veth.c b/drivers/net/veth.c
index d1941cd..ade5b34 100644
--- a/drivers/net/veth.c
+++ b/drivers/net/veth.c
@@ -129,7 +129,7 @@
 	return 0;
 }
 
-static struct ethtool_ops veth_ethtool_ops = {
+static const struct ethtool_ops veth_ethtool_ops = {
 	.get_settings		= veth_get_settings,
 	.get_drvinfo		= veth_get_drvinfo,
 	.get_link		= ethtool_op_get_link,
diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c
index 51e9ce4..32266fb 100644
--- a/drivers/net/virtio_net.c
+++ b/drivers/net/virtio_net.c
@@ -798,7 +798,7 @@
 		dev_warn(&dev->dev, "Failed to kill VLAN ID %d.\n", vid);
 }
 
-static struct ethtool_ops virtnet_ethtool_ops = {
+static const struct ethtool_ops virtnet_ethtool_ops = {
 	.set_tx_csum = virtnet_set_tx_csum,
 	.set_sg = ethtool_op_set_sg,
 	.set_tso = ethtool_op_set_tso,
diff --git a/drivers/net/wireless/libertas/dev.h b/drivers/net/wireless/libertas/dev.h
index 578c697..d3b69a4 100644
--- a/drivers/net/wireless/libertas/dev.h
+++ b/drivers/net/wireless/libertas/dev.h
@@ -14,7 +14,7 @@
 #include "defs.h"
 #include "hostcmd.h"
 
-extern struct ethtool_ops lbs_ethtool_ops;
+extern const struct ethtool_ops lbs_ethtool_ops;
 
 #define	MAX_BSSID_PER_CHANNEL		16
 
diff --git a/drivers/net/wireless/libertas/ethtool.c b/drivers/net/wireless/libertas/ethtool.c
index b118a35..039b555 100644
--- a/drivers/net/wireless/libertas/ethtool.c
+++ b/drivers/net/wireless/libertas/ethtool.c
@@ -183,7 +183,7 @@
 	return lbs_host_sleep_cfg(priv, criteria, (struct wol_config *)NULL);
 }
 
-struct ethtool_ops lbs_ethtool_ops = {
+const struct ethtool_ops lbs_ethtool_ops = {
 	.get_drvinfo = lbs_ethtool_get_drvinfo,
 	.get_eeprom =  lbs_ethtool_get_eeprom,
 	.get_eeprom_len = lbs_ethtool_get_eeprom_len,
diff --git a/drivers/net/xen-netfront.c b/drivers/net/xen-netfront.c
index 3700c49..baa051d 100644
--- a/drivers/net/xen-netfront.c
+++ b/drivers/net/xen-netfront.c
@@ -51,7 +51,7 @@
 #include <xen/interface/memory.h>
 #include <xen/interface/grant_table.h>
 
-static struct ethtool_ops xennet_ethtool_ops;
+static const struct ethtool_ops xennet_ethtool_ops;
 
 struct netfront_cb {
 	struct page *page;
@@ -1627,7 +1627,7 @@
 	}
 }
 
-static struct ethtool_ops xennet_ethtool_ops =
+static const struct ethtool_ops xennet_ethtool_ops =
 {
 	.set_tx_csum = ethtool_op_set_tx_csum,
 	.set_sg = xennet_set_sg,