spin_is_locked() always returns zero when spinlock debugging is
disabled on a single CPU machine. Replace WARN_ON() with
assert_spin_locked().
Thanks to Laurent Pinchart for spotting this!
Signed-off-by: Sakari Ailus <sakari.ailus@xxxxxxxxxxxxxxxxxxxxxxxxxx>
---
drivers/media/video/v4l2-event.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/drivers/media/video/v4l2-event.c b/drivers/media/video/v4l2-event.c
index 170e40f..91bb1c8 100644
--- a/drivers/media/video/v4l2-event.c
+++ b/drivers/media/video/v4l2-event.c
@@ -152,7 +152,7 @@ static struct v4l2_subscribed_event *v4l2_event_subscribed(
struct v4l2_events *events = fh->events;
struct v4l2_subscribed_event *sev;
- WARN_ON(!spin_is_locked(&fh->vdev->fh_lock));
+ assert_spin_locked(&fh->vdev->fh_lock);
list_for_each_entry(sev, &events->subscribed, list) {
if (sev->type == type)
--
1.5.6.5
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