netdev - [PATCH] xen-netback: make ops structs const

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Date:	Wed, 4 Jan 2012 13:56:58 -0800
From:	Stephen Hemminger <shemminger@...tta.com>
To:	Ian Campbell <ian.campbell@...rix.com>
Cc:	xen-devel@...ts.xensource.com, netdev@...r.kernel.org
Subject: [PATCH] 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@...tta.com>

---
Patch against net-next

--- a/drivers/net/xen-netback/interface.c	2011-12-07 10:54:19.232282492 -0800
+++ b/drivers/net/xen-netback/interface.c	2012-01-04 13:16:04.414052721 -0800
@@ -223,7 +223,7 @@ static void xenvif_get_strings(struct ne
 	}
 }
 
-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
 	.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,
--
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