rcu: update debugobjects fixup callbacks return type

Update the return type to use bool instead of int, corresponding to
cheange (debugobjects: make fixup functions return bool instead of int).

Signed-off-by: Du, Changbin <changbin.du@intel.com>
Cc: Jonathan Corbet <corbet@lwn.net>
Cc: Josh Triplett <josh@kernel.org>
Cc: Steven Rostedt <rostedt@goodmis.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Tejun Heo <tj@kernel.org>
Cc: Christian Borntraeger <borntraeger@de.ibm.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

kernel/rcu/update.c

@@ -386,7 +386,7 @@ void destroy_rcu_head(struct rcu_head *head)
  * - an unknown object is activated (might be a statically initialized object)
  * Activation is performed internally by call_rcu().
  */
-static int rcuhead_fixup_activate(void *addr, enum debug_obj_state state)
+static bool rcuhead_fixup_activate(void *addr, enum debug_obj_state state)
 {
 	struct rcu_head *head = addr;
 
@@ -399,9 +399,9 @@ static int rcuhead_fixup_activate(void *addr, enum debug_obj_state state)
 		 */
 		debug_object_init(head, &rcuhead_debug_descr);
 		debug_object_activate(head, &rcuhead_debug_descr);
-		return 0;
+		return false;
 	default:
-		return 1;
+		return true;
 	}
 }