Commit d9eba768 authored May 14, 2015 by Paul E. McKenney

rcutorture: Better bounds checking for n_barrier_cbs



A negative value for rcutorture.n_barrier_cbs can pass a negative value
to the memory allocator, so this commit instead causes rcu_barrier()
testing to be disabled in this case.

Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>

parent d770e558

kernel/rcu/rcutorture.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -1507,7 +1507,7 @@ static int rcu_torture_barrier_init(void)
		int i;
		int ret;

		if (n_barrier_cbs == 0)
		if (n_barrier_cbs <= 0)
		return 0;
		if (cur_ops->call == NULL \|\| cur_ops->cb_barrier == NULL) {
		pr_alert("%s" TORTURE_FLAG