RDMA/nes: constify nes_cm_ops structure

The nes_cm_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>
Signed-off-by: Doug Ledford <dledford@redhat.com>

drivers/infiniband/hw/nes/nes_cm.h

@@ -423,7 +423,7 @@ struct nes_cm_core {
 
 	struct timer_list       tcp_timer;
 
-	struct nes_cm_ops       *api;
+	const struct nes_cm_ops *api;
 
 	int (*post_event)(struct nes_cm_event *event);
 	atomic_t                events_posted;