doc/RCU/listRCU: Fix typos in a example code snippets

		list_for_each_entry(e, list, list) {

			if (!audit_compare_rule(rule, &e->rule)) {

				e->rule.action = newaction;

				e->rule.file_count = newfield_count;

				e->rule.field_count = newfield_count;

				write_unlock(&auditsc_lock);

				return 0;

			}

					return -ENOMEM;

				audit_copy_rule(&ne->rule, &e->rule);

				ne->rule.action = newaction;

				ne->rule.file_count = newfield_count;

				ne->rule.field_count = newfield_count;

				list_replace_rcu(&e->list, &ne->list);

				call_rcu(&e->rcu, audit_free_rule);

				return 0;