chelsio: constify cmac_ops structures

The cmac_ops structures are never modified, so declare them as const.

Done with the help of Coccinelle.
Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/ethernet/chelsio/cxgb/pm3393.c

@@ -570,7 +570,7 @@ static void pm3393_destroy(struct cmac *cmac)
 	kfree(cmac);
 }
 
-static struct cmac_ops pm3393_ops = {
+static const struct cmac_ops pm3393_ops = {
 	.destroy                 = pm3393_destroy,
 	.reset                   = pm3393_reset,
 	.interrupt_enable        = pm3393_interrupt_enable,

drivers/net/ethernet/chelsio/cxgb/vsc7326.c

@@ -666,7 +666,7 @@ static void mac_destroy(struct cmac *mac)
 	kfree(mac);
 }
 
-static struct cmac_ops vsc7326_ops = {
+static const struct cmac_ops vsc7326_ops = {
 	.destroy                  = mac_destroy,
 	.reset                    = mac_reset,
 	.interrupt_handler        = mac_intr_handler,