xen-netback: make ops structs const

All tables of function pointers should be const to make hacks
more difficult. Compile tested only.

Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Acked-by: Ian Campbell <ian.campbell@citrix.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/net/xen-netback/interface.c b/drivers/net/xen-netback/interface.c
index 0b5c18feb3038284316ba4dd76cc37d7a36cc727..b7d41f8c338a8372cea8bfe6649386c6a0d8b090 100644 (file)
--- a/drivers/net/xen-netback/interface.c
+++ b/drivers/net/xen-netback/interface.c
@@ -223,7 +223,7 @@ static void xenvif_get_strings(struct net_device *dev, u32 stringset, u8 * data)
        }
 }
 
-static struct ethtool_ops xenvif_ethtool_ops = {
+static const struct ethtool_ops xenvif_ethtool_ops = {
        .get_link       = ethtool_op_get_link,
 
        .get_sset_count = xenvif_get_sset_count,
@@ -231,7 +231,7 @@ static struct ethtool_ops xenvif_ethtool_ops = {
        .get_strings = xenvif_get_strings,
 };
 
-static struct net_device_ops xenvif_netdev_ops = {
+static const struct net_device_ops xenvif_netdev_ops = {
        .ndo_start_xmit = xenvif_start_xmit,
        .ndo_get_stats  = xenvif_get_stats,
        .ndo_open       = xenvif_open,