[PATCH v3 1/5] staging/android: do not let userspace trigger WARN_ON

Gustavo Padovan
2016-08-11T15:26:59Z

Closing the timeline without waiting all fences to signal is not
a critical failure, it is just bad usage from userspace so avoid
calling WARN_ON in this case.

Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
---
drivers/staging/android/sw_sync.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/staging/android/sw_sync.c b/drivers/staging/android/sw_sync.c
index 115c917..bda1f6a 100644
--- a/drivers/staging/android/sw_sync.c
+++ b/drivers/staging/android/sw_sync.c
@@ -176,7 +176,7 @@ static void timeline_fence_release(struct fence *fence)

spin_lock_irqsave(fence->lock, flags);
list_del(&pt->child_list);
- if (WARN_ON_ONCE(!list_empty(&pt->active_list)))
+ if (!list_empty(&pt->active_list))
list_del(&pt->active_list);
spin_unlock_irqrestore(fence->lock, flags);

--
2.5.5