drivers: net: xgene: constify xgene_cle_ops structure

BugLink: https://launchpad.net/bugs/1632739

The xgene_cle_ops structure is never modified, so declare it as const.

Done with the help of Coccinelle.
Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Acked-by: Iyappan Subramanian <isubramanian@apm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
(cherry picked from commit b555a3d1 yakkety)
Signed-off-by: Craig Magina <craig.magina@canonical.com>
Acked-by: Tim Gardner <tim.gardner@canonical.com>
Acked-by: Seth Forshee <seth.forshee@canonical.com>
Signed-off-by: Seth Forshee <seth.forshee@canonical.com>

drivers/net/ethernet/apm/xgene/xgene_enet_cle.c

@@ -729,6 +729,6 @@ static int xgene_enet_cle_init(struct xgene_enet_pdata *pdata)
 	return xgene_cle_setup_ptree(pdata, enet_cle);
 }
 
-struct xgene_cle_ops xgene_cle3in_ops = {
+const struct xgene_cle_ops xgene_cle3in_ops = {
 	.cle_init = xgene_enet_cle_init,
 };

drivers/net/ethernet/apm/xgene/xgene_enet_cle.h

@@ -290,6 +290,6 @@ struct xgene_enet_cle {
 	u32 jump_bytes;
 };
 
-extern struct xgene_cle_ops xgene_cle3in_ops;
+extern const struct xgene_cle_ops xgene_cle3in_ops;
 
 #endif /* __XGENE_ENET_CLE_H__ */

drivers/net/ethernet/apm/xgene/xgene_enet_main.h

@@ -191,7 +191,7 @@ struct xgene_enet_pdata {
 	struct xgene_mac_ops *mac_ops;
 	struct xgene_port_ops *port_ops;
 	struct xgene_ring_ops *ring_ops;
-	struct xgene_cle_ops *cle_ops;
+	const struct xgene_cle_ops *cle_ops;
 	struct delayed_work link_work;
 	u32 port_id;
 	u8 cpu_bufnum;