sfc: make function tables const

The phy, mac, and board information structures should be const.
Since tables contain function pointer this improves security
(at least theoretically).

Compile tested only.

Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Acked-by: Ben Hutchings <bhutchings@solarflare.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 3 insertions, 3 deletions

diff --git a/drivers/net/sfc/efx.c b/drivers/net/sfc/efx.c
index db72a6e054e1..c8871b2db38c 100644
--- a/drivers/net/sfc/efx.c
+++ b/drivers/net/sfc/efx.c
@@ -2245,7 +2245,7 @@ static bool efx_port_dummy_op_poll(struct efx_nic *efx)
         return false;
 }
 
-static struct efx_phy_operations efx_dummy_phy_operations = {
+static const struct efx_phy_operations efx_dummy_phy_operations = {
         .init            = efx_port_dummy_op_int,
         .reconfigure     = efx_port_dummy_op_int,
         .poll            = efx_port_dummy_op_poll,
@@ -2261,7 +2261,7 @@ static struct efx_phy_operations efx_dummy_phy_operations = {
 /* This zeroes out and then fills in the invariants in a struct
  * efx_nic (including all sub-structures).
  */
-static int efx_init_struct(struct efx_nic *efx, struct efx_nic_type *type,
+static int efx_init_struct(struct efx_nic *efx, const struct efx_nic_type *type,
                            struct pci_dev *pci_dev, struct net_device *net_dev)
 {
         int i;
@@ -2451,7 +2451,7 @@ static int efx_pci_probe_main(struct efx_nic *efx)
 static int __devinit efx_pci_probe(struct pci_dev *pci_dev,
                                    const struct pci_device_id *entry)
 {
-        struct efx_nic_type *type = (struct efx_nic_type *) entry->driver_data;
+        const struct efx_nic_type *type = (const struct efx_nic_type *) entry->driver_data;
         struct net_device *net_dev;
         struct efx_nic *efx;
         int i, rc;