netdev.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
* [PATCH] xen-netback: make ops structs const
@ 2012-01-04 21:56 Stephen Hemminger
  2012-01-05  8:44 ` Ian Campbell
  2012-01-05 18:23 ` David Miller
  0 siblings, 2 replies; 3+ messages in thread
From: Stephen Hemminger @ 2012-01-04 21:56 UTC (permalink / raw)
  To: Ian Campbell; +Cc: xen-devel, netdev

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

Signed-off-by: Stephen Hemminger <shemminger@vyatta.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,

^ permalink raw reply	[flat|nested] 3+ messages in thread

* Re: [PATCH] xen-netback: make ops structs const
  2012-01-04 21:56 [PATCH] xen-netback: make ops structs const Stephen Hemminger
@ 2012-01-05  8:44 ` Ian Campbell
  2012-01-05 18:23 ` David Miller
  1 sibling, 0 replies; 3+ messages in thread
From: Ian Campbell @ 2012-01-05  8:44 UTC (permalink / raw)
  To: Stephen Hemminger; +Cc: xen-devel@lists.xensource.com, netdev@vger.kernel.org

On Wed, 2012-01-04 at 21:56 +0000, Stephen Hemminger wrote:
> All tables of function pointers should be const to make hacks
> more difficult. Compile tested only.

I also eyeballed for any writes to these structs and couldn't find one.

> Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>

Acked-by: Ian Campbell <ian.campbell@citrix.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,

^ permalink raw reply	[flat|nested] 3+ messages in thread

* Re: [PATCH] xen-netback: make ops structs const
  2012-01-04 21:56 [PATCH] xen-netback: make ops structs const Stephen Hemminger
  2012-01-05  8:44 ` Ian Campbell
@ 2012-01-05 18:23 ` David Miller
  1 sibling, 0 replies; 3+ messages in thread
From: David Miller @ 2012-01-05 18:23 UTC (permalink / raw)
  To: shemminger; +Cc: ian.campbell, xen-devel, netdev

From: Stephen Hemminger <shemminger@vyatta.com>
Date: Wed, 4 Jan 2012 13:56:58 -0800

> All tables of function pointers should be const to make hacks
> more difficult. Compile tested only.
> 
> Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>

Applied.

^ permalink raw reply	[flat|nested] 3+ messages in thread

end of thread, other threads:[~2012-01-05 18:23 UTC | newest]

Thread overview: 3+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2012-01-04 21:56 [PATCH] xen-netback: make ops structs const Stephen Hemminger
2012-01-05  8:44 ` Ian Campbell
2012-01-05 18:23 ` David Miller

This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).