->getevents() should take unsigned args

[fio.git] / engines / null.c

diff --git a/engines/null.c b/engines/null.c
index 823d40def272c820a2d635b994483af94a61b014..85d6847e18388eee2822f7b7cf38b7d230b5ec27 100644 (file)
--- a/engines/null.c
+++ b/engines/null.c
@@ -26,8 +26,9 @@ static struct io_u *fio_null_event(struct thread_data *td, int event)
        return nd->io_us[event];
 }
 
-static int fio_null_getevents(struct thread_data *td, int min_events,
-                             int fio_unused max, struct timespec fio_unused *t)
+static int fio_null_getevents(struct thread_data *td, unsigned int min_events,
+                             unsigned int fio_unused max,
+                             struct timespec fio_unused *t)
 {
        struct null_data *nd = td->io_ops->data;
        int ret = 0;
@@ -56,6 +57,8 @@ static int fio_null_queue(struct thread_data fio_unused *td, struct io_u *io_u)
 {
        struct null_data *nd = td->io_ops->data;
 
+       fio_ro_check(td, io_u);
+
        if (td->io_ops->flags & FIO_SYNCIO)
                return FIO_Q_COMPLETED;
        if (nd->events)